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datashee t product structure silicon monolithic integrated circuit this product is not designed prot ection against radioactive rays. 1/15 tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 14 ? 001 26.jun.2012 rev.001 500ma variable/fixed output ldo regulators bdxxka5 series bdxxka5w series bd00ka5w series general description the bdxxka5 series are low-saturation regulators that ar e available for output current s up to 500ma. the output voltage precision is 1%. these ldo regulators are offered in several output voltages and package lineups with or without on/off switches (that set the circuit current to 0 a at shutdown). this series can be used for a broad spectrum of applications ranging from tvs and car audio systems to hdds, pcs, and dvds. there regulators have a built-in overcurrent protection circuit that prevents the destruction of the ic, due to output short circuits and a thermal shutdown circuit. features ? output voltage precision: 1% ? low-saturation voltage with pmos output: 0.12v typ.(io=200ma) ? built-in over-current protection circuit ? built-in thermal shutdown circuit ? shutdown switch (bdxxka5wfp and bdxxka5wf series) ? ceramic capacitor co mpatible (recommended capacitance: 1 f or greater) key specifications ? input power supply voltage: 5.5v (max.) ? output voltage type: ba00ka5 variable baxxka5 fixed ? output current: 500ma (max.) ? operating temperature range: -40 to +105 applications microcontrollers and all electronic devices that use logic circuit packages w (typ.) x d (typ.) x h (max.) sop8 5.00mm x 6.20mm x 1.71mm to252-3 6.50mm x 9.50mm x 2.50mm to252-5 6.50mm x 9.50mm x 2.50mm lineup matrix part number output voltage (v) package 1.0 1.2 1.5 1.8 2. 5 3.0 3.3 variable bdxxka5wfp to252-5 bdxxka5wf sop8 bdxxka5fp - to252-3 ordering information b d x x k a 5 w x x - e 2 part number output voltage 00:variable other: fixed current capacity ka5: 500ma shutdown switch w: include none:without package fp : to252-3 to252-5 f : sop8 packaging and forming specification e2: embossed tape and reel to252-3 to252-5 sop8 downloaded from: http:///
datasheet 2/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 lineup maximum output current (max.) shutdown switch package output voltage (typ.) orderable part number 500ma with switch to252-5 reel of 2000 1.0v bd10ka5wfp-e2 1.2v bd12ka5wfp-e2 1.5v bd15ka5wfp-e2 1.8v bd18ka5wfp-e2 2.5v bd25ka5wfp-e2 3.0v bd30ka5wfp-e2 3.3v bd33ka5wfp-e2 variable bd00ka5wfp-e2 sop8 reel of 2500 1.0v bd10ka5wf-e2 1.2v bd12ka5wf-e2 1.5v bd15ka5wf-e2 1.8v bd18ka5wf-e2 2.5v bd25ka5wf-e2 3.0v bd30ka5wf-e2 3.3v bd33ka5wf-e2 variable bd00ka5wf-e2 no switch to252-3 reel of 2000 1.0v bd10ka5fp-e2 1.2v BD12KA5FP-e2 1.5v bd15ka5fp-e2 1.8v bd18ka5fp-e2 2.5v bd25ka5fp-e2 3.0v bd30ka5fp-e2 3.3v bd33ka5fp-e2 downloaded from: http:///
datasheet 3/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 block diagrams / standard example application ci rcuits / pin configurations / pin descriptions fig.1 fig.2 fig.3 fig.4 fig.5 [bdxxka5fp] gnd(fin) n.c.(2pin) downloaded from: http:///
datasheet 4/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 absolute maximum ratings (ta=25 ) parameter symbol limits unit. power supply voltage vcc -0.3 to +7.0 *1 v output control terminal voltage v ctl -0.3 to vcc *1 v power dissipation to252-3 pd 1200 *2 mw to252-5 1300 *3 sop8 687.6 *4 operating temperature ra nge topr -40 to +105 ambient storage temperature tstg -55 to +150 maximum junction temperature tjmax 150 *1 must not exceed pd *2 when a 70mm70mm1.6mm glass epoxy board is used. reduce by 9.6 mw/ over 25 . *3 when a 70mm70mm1.6mm glass epoxy board is used. reduce by 10.4mw/ over 25 . *4 when a 70mm70mm1.6mm glass epoxy board is used. reduce by 5.5 mw/ over 25 . recommended operating ratings (ta=25 ) parameter symbol min. max. unit. input power supply voltage vcc 2.3 5.5 v output current io 0 500 ma output voltage configuration range *5 vo 1.0 4.0 v output control terminal voltage v ctl 0 vcc v *5 only bd00ka5wfp and bd00ka5wf electrical characteristics bdxxka5 series bdxxka5w series (unless otherwise specified,ta=25 , v ctl =2v, vcc=2.5v(vo=1.0v,1.2v,1.5v,1.8v), vcc=3.3v(vo=2.5v), vcc=5.0v(vo=3.0v,3.3v)) parameter symbol limit unit conditions min typ max output voltage vo vo(t)-0.015 vo(t) vo(t)+0.015 v io=200ma (vo=1.0v,1.2v) vo(t) 0.99 vo(t) vo(t) 1.01 io=200ma (vo 1.5v) shut down current isd 0 1 a v ctl =0v, io=0ma (offmode) bias current ib 350 550 a io=0ma dropout voltage *6 vd 0.12 0.20 v io=200ma, vcc=0.95 vo peak output current io 500 ma ripple rejection r.r. 50 db f=120hz, ein 9 =-10dbv, io=100ma line regulation *7 reg.i 10 35 mv vcc=vo+0.5v 5.5v, io=200ma load regulation reg.l 25 75 mv io=0ma 500ma temperature coefficient of output voltage *8 tcvo 100 ppm/ io=5ma,tj=0 to 125 ctl on mode voltage v ctlon 2.0 v active mode, io=0ma ctl off mode voltage v ctloff 0.8 v off mode, io=0ma ctl input current i ctl 20 40 60 a io=0ma vo(t) : output voltage * 6 vo 2.5v * 7 1.0 vo 1.8v,vcc=2.3v 5.5v * 8 not 100% tested * 9 ein : input voltage ripple downloaded from: http:///
datasheet 5/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 electrical character istics C continued bd00ka5w series (unless otherwise specified, ta=25 , vcc=2.5v, v ctl =2v ,vo=1.5v) parameter symbol limit unit conditions min typ max shut down current isd 0 1 a v ctl =0v, io=0ma (offmode) bias current ib 350 550 a io=0ma reference voltage v adj 0.742 0.750 0.758 v io=50ma dropout voltage *10 vd 0.12 0.20 v io=200ma, vcc=0.95 vo peak output current io 500 ma ripple rejection r.r. 50 db f=120hz, ein 12 =-10dbv, io=100ma line regulation reg.i 10 35 mv vcc=vo+0.5v 5.5v, io=200ma load regulation reg.l 25 75 mv io=0ma 500ma temperature coefficient of output voltage *11 tcvo 100 ppm/ io=5ma,tj=0 to 125 ctl on mode voltage v ctlon 2.0 v active mode, io=0ma ctl off mode voltage v ctloff 0.8 v off mode, io=0ma ctl input current i ctl 20 40 60 a io=0ma * 10 vo 2.5v * 11 not 100% tested * 12 ein : input voltage ripple downloaded from: http:///
datasheet 6/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 typical performance curves (unless specified otherwise, vcc=25v,v ctl =2v,and io=0ma) fig.7 input stability io=0ma fig.8 input stability io=500ma fig.9 load stability output voltage : v o [v] supply voltage : vcc[v] output current : i o [a] output voltage : v o [v] output voltage : v o [v] supply voltage : vcc[v] circuit current : i cc [ma] supply voltage : vcc[v] fig.6 circuit current downloaded from: http:///
datasheet 7/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 typical performance curves - continued fig.10 input/output voltage difference vcc=3.135v fig.11 ripple rejection ein=10dbv,io=100ma fig.13 circuit current temperature characteristics fig.12 output voltage io=5ma [v] temperature : ta[ ] output voltage : v o [v] temperature : ta[ ] downloaded from: http:///
datasheet 8/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 typical performance curves - continued fig.15 ctl voltage vs. output voltage fig.17 thermal shutdown circuit characteristics (io=5ma) fig.14 circuit current by load level [ma] output current : i o [a] output voltage : v o [v] output voltage : v o [v] temperature : ta[ ] control voltage : v ctl [v] control voltage : v ctl [v] circuit current : i cc [ma] control current : i ctl [a] fig.16 ctl voltage vs. output current downloaded from: http:///
datasheet 9/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 i/o equivalence circuit power dissipation when using at temperatures over ta=25 , please refer to the power dissipation shown in fig.20 through 22. the ic characteristics are closely related to the temperature at whic h the ic is used, so if the temperature exceeds the maximum junction temperature tj max, the device may malfunction or be destroyed. t he heat of the ic requires sufficient consideration regarding instantaneous destruction and long-term oper ation reliability. in order to protect the ic from thermal damage, it is necessary to operate it at temper atures less than the maximum junction temperature tj max. even when the ambient temperature ta is a normal temperature (25 ), the chip(junction) temper ature tj may be quite high, so please operate the ic at temperat ures less than the acceptable loss pd. with bd00ka5wfp/wf,r1and r2 are connected outside the ic between adj and gnd and between out and adj. ctl vcc vcc vcc out adj r1 r2 31.25k 2k 25k (bd00ka5wfp/wf) fig.18 fig.19 vcc fig.20 power dissipation heat reducing characteristics to252-5 ai prr power dissipation pd(w) 1.30 rohm standard board mounting board size 70 70 1.6 copper foil area 7 7 2 ja=96.2( /w) power dissipation pd(w) to252-3 fig.21 power dissipation heat reducing characteristics ??? S?p?p 1.20 rohm standard board mounting board size 70 70 1.6 copper foil area 7 7 2 ja=104.2( /w) power dissipation pd(w) ambient temperature ta ( ) sop8 fig.22 power dissipation heat reducing characteristics ??? S?p?p 687.6mw 562.6mw (1) (2) (1)when using a standard board: j-c=181.8( /w) (2) when using an ic alone j-a=222.2( /w) power dissipation pd(w) ambient temperature ta ( ) downloaded from: http:///
datasheet 10/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 the calculation method for power consumption pc(w) is as follows : pc = (vcc-vo)io+vccicca acceptable loss pd pc solving for the load current i o in order to operate within the acceptable loss, io it is then possible to find the maximum load current io max with respect to the applied voltage vcc at the time of thermal design. calculation example example 1) when ta=85 , vcc=2.5v, vo=1.0v io ja=96.2 /w -10.4mw/ io 440ma (icca : 6ma) 25 =1300mw 85 =676mw please refer to the above information and keep thermal designs within the scope of acceptable loss for all operating temperature ranges. the power consumption pc of the ic when there is a short circuit (short between vo and gnd) is : pc=vcc(icca+ishort) *ishort : short circuit current terminal vicinity settings and cautions ? vcc terminal please attach a capacitor (greater than 1 f) between vcc and gnd. the capacitance values differ depending on the application, so chose a capacitor with sufficient margin and verify the operation on actual board. ? gnd terminal please be sure to keep the set ground and ic ground at the same potential level so that a potential difference does not arise between them. if a potential difference arises between t he set ground and the ic ground, the preset voltage will not be output properly, causing the system to become unstable. please reduce the impedance by making the ground patterns as wide as possible and reducing the distance between t he set ground and the ic ground as much as possible. ? ctl terminal the ctl terminal is turned on at 2.0v and higher, and off at 0.8v and lower, within the operating power supply voltage range. the power supply and the ctl terminal may be started up and shut down in any order without problems. pc C vccicca vcc vo 0.676 2.5icca 2.5-1.0 ba10ka5wfp to252-5 packaging fig.23 input equivalent circuit vcc vo io icca input voltage output voltage load current circuit current ctl 25k ? 31.25k ? downloaded from: http:///
datasheet 11/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 vo terminal please be sure to attach an anti-oscillation capacitor between v o and gnd. be sure to place an anti-oscillation capacitor between the out put terminal and the gnd. o scillations may arise if the capacitance value changes, due to factors such as temperature changes. a 1 f capacitor with small internal series resistance (esr) such as a ceramic capacitor is recommended as an anti-oscillation capacitor. ceramic capacitors generally have favorable temperature characteristics and dc bypass characteri stics. when selecting a ceramic capacitor, a high voltage capacitor (good dc bypass characteristics) with temperature char acteristics that are superior to those of x5r or x7r, is recommended. in applications where input voltage and load fl uctuations are rapid, please decide on a capacitor after sufficiently confirming its properties according to its specifications in the actual application. ? % ? % p % 50v max.input 16v max.input 10v max.input 16v max.input 10v max.input y5v x7r x5r vdc=0 fig.26 general characteristics of ceramic capacitors 50v max.input dc bypass vdc(v) dc bypass vdc(v) (a) capacitance-bypass characteristics (y5v) b capacitance-bypass characteristics x5r,x7r tem p( ) c capacitance-temperature characteristics x5r,x7r,y5v rate of change in electrostatic capacitance (%) rate of change in electrostatic capacitance (%) rate of change in electrostatic capacitance (%) fig.25 esr-io characteristics 0.01 0. 1 1 10 100 0 100 200 300 400 500 io u t(m a ) e I k I fig.24 output equivalent circuit out 1 f ic oscillation region stable region adj cin vcc 2v 1 f 1 f esr io(r out ) r1=30k ,r2=2k vcc gnd r1 r2 v ctl out ctl esr( ) io(ma) downloaded from: http:///
datasheet 12/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 operational notes protection circuits over-current protection circuit a built-in over-current protection circuit corresponding to the current capacity prevents the destruction of the ic when there are load shorts. this protection circuit is a 7-shaped curr ent control circuit that is de signed such that the current i s restricted and does not latch even when a large current mom entarily flows through the system with a high-capacitance capacitor. however, while this protection circuit is effective for the prevention of destructi on due to unexpected accidents, it is not suitable for continuous operat ion or transient use. please be aware when creating thermal designs that the over-current protection circuit has negative current capa city characteristics with regard to temperature. thermal shutdown circuit (thermal protection) this system has a built-in temperature protection circuit for the purpose of protecting the ic from thermal damage. as shown in fig. 20-22, this must be used wi thin the range of acceptable loss, but if the acceptable loss is continuously exceeded, the chip temperature tj increases, causing the thermal shutdown circuit to operate. when the thermal shutdown circuit operates, the operation of the ci rcuit is suspended. the circuit resume s operation immediately after the chip temperature tj decreases, so the output repeats the on and o ff states (please refer to fig.17 for the temperatures at which the temperature protection circuit operates). there are cases in which the ic is destroyed due to thermal runa way when it is left in the ov erloaded state. be sure to avoid leaving the ic in the overloaded state. reverse current in order to prevent the destruction of the ic when a reverse current flows through the ic, it is recommended that a diode be placed between the vcc and vo and a pathway be created so that the current can escape (refer to fig.27). this ic is bi-cmos ic that has a p-b oard (substrate) and p+ isolation between each element, as shown in fig.28. a p-n junction is formed between this p-layer and the n-layer of each element, and the p-n junction operates as : - a parasitic diode when the electric potential re lationship is gnd> pin a, gnd> pin b, or - a parasitic transistor when the electric potential relationship is pin b > gnd> pin a. parasitic elements are structurally inevitable in the ic. t he operation of parasitic elements induces mutual interference between circuits, causing malfunctions and eventually the destructi on of the ic. take precaution as not to use the ic in ways that would cause parasitic elements to operate. for example, applying a voltag e that is lower than the gnd (p-board) to the input terminal. fig.28 basic structure example status of this document the japanese version of this document is fo rmal specification. a customer may use this translation version only for a reference to help reading the formal version. if there are any differences in translation version of this document formal version takes priority. reverse current out vcc ctl gnd fig.27 bypass diode gnd n p n p+ p+ parasitic element or transistor (pin b) b e transistor (npn) n p n gnd c (pin a) gnd n p+ resistor parasitic element p n p p+ n (pin a) parasitic element or transistor (pin b) gnd c b e parasitic element gnd downloaded from: http:///
datasheet 13/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 physical dimension tape and reel information (unit : mm) to252-3 2 1 3 0.8 0.65 0.65 1.5 2.5 0.75 fin 6.5 0.2 2.3 0.2 2.3 0.2 0.5 0.1 1.0 0.2 2.3 0.2 9.5 0.5 0.5 0.1 5.5 0.2 1.5 0.2 5.1 +0.2 - 0.1 c0.5 direction of feed 1pin reel ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tapequantity direction of feed the direction is the 1pin of product is at the lower left when you hold reel on the left hand and you pull out the tape on the right hand 2000pcs e2 ( ) (unit : mm) to252-5 1 2 3 5 4 0.8 0.5 1.27 1.5 2.5 fin 6.5 0.2 2.3 0.2 0.5 0.1 1.0 0.2 9.5 0.5 0.5 0.1 5.5 0.2 1.5 0.2 c0.5 5.1 +0.2 - 0.1 direction of feed 1pin reel ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tapequantity direction of feed the direction is the 1pin of product is at the lower left when you hold reel on the left hand and you pull out the tape on the right hand 2000pcs e2 ( ) (unit : mm) sop8 0.9 0.15 0.3min 4 + 6 4 0.17 +0.1 - 0.05 0.595 6 43 8 2 5 1 7 5.0 0.2 6.2 0.3 4.4 0.2 (max 5.35 include burr) 1.27 0.11 0.42 0.1 1.5 0.1 s ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tapequantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin downloaded from: http:///
datasheet 14/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 marking diagrams orderable part number package part number marking bd10ka5wfp-e2 to252-5 10ka5w bd12ka5wfp-e2 12ka5w bd15ka5wfp-e2 15ka5w bd18ka5wfp-e2 18ka5w bd25ka5wfp-e2 25ka5w bd30ka5wfp-e2 30ka5w bd33ka5wfp-e2 33ka5w bd00ka5wfp-e2 00ka5w bd10ka5wf-e2 sop8 10ka5w bd12ka5wf-e2 12ka5w bd15ka5wf-e2 15ka5w bd18ka5wf-e2 18ka5w bd25ka5wf-e2 25ka5w bd30ka5wf-e2 30ka5w bd33ka5wf-e2 33ka5w bd00ka5wf-e2 00ka5w bd10ka5fp-e2 to252-3 10ka5 BD12KA5FP-e2 12ka5 bd15ka5fp-e2 15ka5 bd18ka5fp-e2 18ka5 bd25ka5fp-e2 25ka5 bd30ka5fp-e2 30ka5 bd33ka5fp-e2 33ka5 sop8(top view) part number marking lot number 1pin mark to252-3 (top view) part number marking lot number to252-5 (top view) part number marking lot number downloaded from: http:///
datasheet 15/15 bdxxka5 series bdxxka5w series bd00ka5w series tsz02201-0r6r0a600150-1-2 ? 2012 rohm co., ltd. all rights reserved. www.rohm.com tsz22111 ? 15 ? 001 26.jun.2012 rev.001 revision history date revision changes 26.jun.2012 001 new release downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. our products are designed and manufac tured for application in ordinary elec tronic equipments (such as av equipment, oa equipment, telecommunication equipment, home electroni c appliances, amusement equipment, etc.). if you intend to use our products in devices requiring ex tremely high reliability (such as medical equipment (note 1) , transport equipment, traffic equipment, aircraft/spacecra ft, nuclear power controllers, fuel c ontrollers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property (specific applications), please consult with the rohm sale s representative in advance. unless otherwise agreed in writing by rohm in advance, rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any ro hms products for specific applications. (note1) medical equipment classification of the specific applications japan usa eu china class class class b class class class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe desi gn against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditio ns, as exemplified below. accordin gly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of an y rohms products under any special or extraordinary environments or conditions. if you intend to use our products under any special or extraordinary environments or conditions (as exemplified below), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, incl uding water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products ar e exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the products are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat-producing components, plastic cords, or other flammable items [f] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (ev en if you use no-clean type fluxes, cleaning residue of flux is recommended); or washing our products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] use of the products in places subject to dew condensation 4. the products are not subjec t to radiation-proof design. 5. please verify and confirm characteristics of the final or mounted products in using the products. 6. in particular, if a transient load (a large amount of load applied in a short per iod of time, such as pulse. is applied, confirmation of performance characteristics after on-boar d mounting is strongly recomm ended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading c ondition may negatively affect product performance and reliability. 7. de-rate power dissipation (pd) depending on ambient temper ature (ta). when used in seal ed area, confirm the actual ambient temperature. 8. confirm that operation temperat ure is within the specified range described in the product specification. 9. rohm shall not be in any way responsible or liable for fa ilure induced under deviant condi tion from what is defined in this document. precaution for mounting / circuit board design 1. when a highly active halogenous (chlori ne, bromine, etc.) flux is used, the resi due of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used; if flow soldering met hod is preferred, please consult with the rohm representative in advance. for details, please refer to rohm mounting specification downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, pl ease allow a sufficient margin considering variations of the characteristics of the products and external components, including transient characteri stics, as well as static characteristics. 2. you agree that application notes, re ference designs, and associated data and in formation contained in this document are presented only as guidance for products use. theref ore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding t he products maximum rating will not be applied to products. please take special care under dry condit ion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, se tting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriora te if the products are stor ed in the places where: [a] the products are exposed to sea winds or corros ive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to di rect sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage c ondition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm sol derability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the co rrect direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use products within the specified time after opening a humidity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label qr code printed on rohm products label is for rohms internal use only. precaution for disposition when disposing products please dispose them proper ly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since our products might fall under cont rolled goods prescribed by the applicable foreign exchange and foreign trade act, please consult with rohm representative in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoi ng information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. rohm shall not be in any way responsible or liable for infringement of any intellectual property rights or ot her damages arising from use of such information or data.: 2. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the information contained in this document. other precaution 1. this document may not be reprinted or reproduced, in whol e or in part, without prior written consent of rohm. 2. the products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. in no event shall you use in any wa y whatsoever the products and the related technical information contained in the products or this document for any military purposes, incl uding but not limited to, the development of mass-destruction weapons. 4. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated companies or third parties. downloaded from: http:///
datasheet datasheet notice C we rev.001 ? 2014 rohm co., ltd. all rights reserved. general precaution 1. before you use our pro ducts, you are requested to care fully read this document and fully understand its contents. rohm shall n ot be in an y way responsible or liabl e for fa ilure, malfunction or acci dent arising from the use of a ny rohms products against warning, caution or note contained in this document. 2. all information contained in this docume nt is current as of the issuing date and subj ec t to change without any prior notice. before purchasing or using rohms products, please confirm the la test information with a rohm sale s representative. 3. the information contained in this doc ument is provi ded on an as is basis and rohm does not warrant that all information contained in this document is accurate an d/or error-free. rohm shall not be in an y way responsible or liable for an y damages, expenses or losses incurred b y you or third parties resulting from inaccur acy or errors of or concerning such information. downloaded from: http:///

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