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1/10 www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. reversible motor driv ers for brus h motors 0.5a or less reversible motor driver (single motor) ba6950f s 0.8a reversible motor driver (single motor) ba6951f s desc ri ptio n these drivers are reversible motor drivers that can directly drive brush motor which require forward and reverse rotations. four modes of output setting are available by the use of input logic (2 inputs) ; forward, reverse, stop (idling), and braking. in addition, since voltage applied to motors varies in accord with the control terminal, motor rotating speed can be optionally set and by the built-in current feedback amplifier, the motor can be driven at a constant speed. f e atu r es 1) four-mode outputs of forward, reverse, stop (idling), and braking are enabled in compliance with two inputs 2) motors can be driven at a constant speed by a current feedback amplifier 3) built-in thermal shutdown circuit 4) built-in current limit ing function (BA6951FS) a p p lic ati o n s audio-visual equipment; pc peripherals; car audios; car navigation systems; oa equipments a b s o lute maximum r a tings (ta=25 , all voltages are with respect to ground) parameter symbol ratings unit ba6950fs BA6951FS supply voltage vcc 8 v supply voltage vb 18 v output current i omax 0.4* 1 0.8* 1 a operating temperature t opr -20 ~ 75 storage temperature t stg -55 ~ 150 power dissipation pd 0.813* 2 w junction temperature t jmax 150 *1 do not, exceed pd or aso. *2 ssop-a16 package. mounted on a 70mm x 70mm x 1.6mm fr4 glass-epoxy board with less than 3% copper foil. derated at 6.4mw/ above 25 . o per ati ng c o n d i tio n s (ta=25 ) parameter symbol ratings unit supply voltage vcc 3 ~ 6 v supply voltage vb 3 ~ 16 v vtcl voltage v ctl 0 ~ (vcc-1.8) v no.11008ect01 downloaded from: http:///
technical note 2/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. e l ectr ic al c h a r act e rist ics (ba6950fs, unless otherwise specified, ta=25 and vcc=4.8v, vb=4.8v) parameter symbol limits unit conditions min. typ. max. supply current 1 i cc1 - 4.0 6.0 ma fwd/rev mode, vctl=0v supply current 2 i cc2 - 0.7 1.5 ma standby mode, vctl=0v supply current 3 i boff - 0 1 a vcc=0v input threshold voltage h v r/f h 2.0 - vcc v input threshold voltage l v r/f l 0 - 0.8 v input bias current i r/f h - 80 135 a fin=2v, rin=2v ctl amplifier offset voltage v ctlofs -5 0 5 mv vctl-rc, vctl=0v, 1v ctl amplifier gain v ctlga 40 46 52 a/v i rt1 , vctl=2v, 1v ctl output mirror ratio 1 i ctlr1 0.85 1.00 1.15 ratio i rt1 /i rc , i rc =20a ctl output mirror ratio 2 i ctlr2 0.90 1.00 1.10 ratio i rt1 /i rc , i rc =200a cs amplifier offset voltage cs ofs -5 0 5 mv cs1-cs2, cs1=0v, 0.1v cs output mirror ratio 1 i csr1 0.85 1.00 1.15 ratio i rt2 /i cs2 , i cs =20a cs output mirror ratio 2 i csr2 0.90 1.00 1.10 ratio i rt2 /i cs2 , i cs =200a output high voltage v h 2.0 4.6 - v m1, m2, vctl=0.2v output saturation voltage h v oh - 0.09 0.3 v i o =50ma, rt1=vcc output saturation voltage l v ol - 0.07 0.2 v i o =50ma, rt1=vcc e l ectr ic al c h a r act e rist ics (BA6951FS, unless otherwise specified, ta=25 and vcc=4.8v, vb=4.8v) parameter symbol limits unit conditions min. typ. max. supply current 1 i cc1 - 4.0 6.0 ma fwd/rev mode, vctl=0v supply current 2 i cc2 - 0.7 1.5 ma standby mode, vctl=0v supply current 3 i boff - 0 1 a vcc=0v input threshold voltage h v r/f h 2.0 - vcc v input threshold voltage l v r/f l 0 - 0.8 v input bias current i r/f h - 80 135 a fin=2v, rin=2v ctl amplifier offset voltage v ctlofs -5 0 5 mv vctl-rc, vctl=0v, 1v ctl amplifier gain v ctlga 40 46 52 a/v i rt1 , vctl=2v, 1v ctl output mirror ratio 1 i ctlr1 0.85 1.00 1.15 ratio i rt1 /i rc , i rc =20a ctl output mirror ratio 2 i ctlr2 0.90 1.00 1.10 ratio i rt1 /i rc , i rc =200a cs amplifier offset voltage cs ofs -5 0 5 mv atc-cs, atc=0v, 0.1v cs output mirror ratio 1 i csr1 0.85 1.00 1.15 ratio i rt2 /i cs , i cs =20a cs output mirror ratio 2 i csr2 0.90 1.00 1.10 ratio i rt2 /i cs , i cs =200a tl-r aofs offset voltage tl-r aofs 6 18 30 mv tl=0.3v, r atc =1.0 ? output high voltage v h 1.85 2.20 2.55 v m1, m2, vctl=1.0v output saturation voltage h v oh - 0.28 0.56 v i o =300ma, rt1=vcc output saturation voltage l v ol - 0.32 0.64 v i o =300ma, rt1=vcc downloaded from: http:///
technical note 3/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. e l ectr ic al c h a r act e rist ic curv es (r efer enc e d a t a ) fig.1 supply current 1 (forward) fig.2 supp ly current 2 (standby) fig.3 supply current 3 (ba6950fs) (ba6950fs) fig.4 supply current 1 (forward) fig.5 supply current 2 (standby) fig.6 input bias current (BA6951FS) (BA6951FS) fig.7 output saturation voltage h fig.8 output saturation voltage l fig.9 input threshold voltage (ba6950fs) (ba6950fs) fig.10 output saturation voltage h fig.11 out put saturation voltage l fig.12 thermal derating curve (BA6951FS) (ba695 1fs) (ssop-a16) 4.0 4.2 4.4 4.6 4.8 5.0 0 0.2 0.4 0.6 0.8 output current: iout [a] output high voltage: voh [v] _ -20c 25c 75c 0.0 0.2 0.4 0.6 0.8 1.0 0 0.2 0.4 0.6 0.8 output current: iout [a] output low voltage: vol [v] _ 75c 25c - 25c 0.0 0.5 1.0 1.5 0 25 50 75 100 125 150 ambient temperature [c] pd [w] ii) 0.813w ii) mounted on rohm standard pcb (70mm x 70mm x 1.6mm fr4 glass-epoxy board) i) package only i) 0.625w 1 2 3 4 5 34 56 supply voltag e: vcc [v] supply current: icc1 [ma] _ - 20c 25c 75c 0.0 0.1 0.2 0.3 0.4 34 56 supply voltag e: vb [v] circuit current: icc3 [a] _ -20c 25c 75c 0.4 0.5 0.6 0.7 0.8 0.9 34 56 supply voltag e: vcc [v] circuit current: icc2 [ma] _ -20c 25c 75c 0 100 200 300 400 012345 input voltage: vr/f [v] input bias current: ir/f h [a] _ - 25c 25c 75c 1 2 3 4 5 34 56 supply voltag e: vcc [v] supply current: icc1 [ma] _ - 20c 25c 75c 0.4 0.5 0.6 0.7 0.8 0.9 34 56 supply voltag e: vcc [v] circuit current: icc2 [ma] _ -20c 25c 75c 4.0 4.2 4.4 4.6 4.8 5.0 0 0.1 0.2 0.3 0.4 output current: iout [a] output high voltage: voh [v] _ -20c 25c 75c 0.0 0.2 0.4 0.6 0.8 1.0 0 0.1 0.2 0.3 0.4 output current: iout [a] output low voltage: vol [v] _ 75c 25c - 25c 0.0 1.0 2.0 3.0 4.0 5.0 01234 input voltag e: vr/f [v] output high voltage: voh [v] _ 75c 25c -25c downloaded from: http:///
technical note 4/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. b l oc k di a g ram a n d pi n c onfig ur ati on ba6 950 fs fig.13 ba6950fs table 1 ba6950fs pin name function 1 gnd gnd 2 vctl control input 3 rc control gain setting 4 pct ctl amp phase compensation 5 rin control input (reverse) 6 vb power supply (driver stage) 7 m1 driver output 8 atc current sense pin 9 m2 driver output 10 fin control input (forward) 11 pc phase compensation 12 vcc power supply (small signal) 13 cs1 cs amp gain setting 14 cs2 cs amp gain setting 15 rt2 ctl amp gain setting 16 rt1 ctl amp gain setting 6 10 5 ctrl fin rin vb tsd 7 9 m2 m1 m 3 2 vctl 4 r1 c1 1 gnd 14 r4 8 15 16 rt2 rt1 cs2 pct rc 13 cs1 r2 r3 11 c2 pc 12 vcc vcc ctrl amp cs amp pre driver atc x4 r5 c3 c5 c6 c4 gnd vctl rc pct rin vb m1 atc rt1 rt2 cs2 cs1 vcc pc fin m2 fig.14 ba6950fs (ssop-a16) downloaded from: http:///
technical note 5/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. b l oc k di a g ram a n d pi n c onfig ur ati on ba6 951 fs fig.15 BA6951FS table 2 BA6951FS pin name function 1 gnd gnd 2 vctl control input 3 rc control gain setting 4 pct ctl amp phase compensation 5 rin control input (reverse) 6 vb power supply (driver stage) 7 m1 driver output 8 atc current sense pin 9 m2 driver output 10 fin control input (forward) 11 pc phase compensation 12 vcc power supply (small signal) 13 tl torque limiter setting 14 cs cs amp gain setting 15 rt2 ctl amp gain setting 16 rt1 ctl amp gain setting 6 10 5 ctrl fin rin vb tsd 7 9 m2 m1 m 3 2 vctl 4 r1 c1 1 gnd 14 r4 8 15 16 rt2 rt1 cs pct rc 13 tl r2 r3 11 c2 pc 12 vcc vcc ctrl amp cs amp tl amp pre driver atc x4 r5 c3 c5 c6 c4 gnd vctl rc pc t rin vb m1 atc rt1 rt2 cs tl vcc pc fin m2 fig.16 BA6951FS (ssop-a16) downloaded from: http:///
technical note 6/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. e x t e r n a l ap pl ic atio n c o mp on e n t s 1) resistor for the current sensing, r5 this is a current sensing resistor, care must be taken to avoid changes in the ground wire pattern in any external connected component. 2) control amplifier gain setting resistor, r1 vctl pin voltage is buffered to rc pin, and the control gain - v ctlga - can be set by connecting r1. the current decided here is output to rt1 pin. 3) control amplifier phase compensation capacitor, c1 this phase compensation capacitor for the control amplifie r. please monitor the rt1 pin voltage and confirm no oscillation. about 33pf is recommended. 4) current feedback amplifier gain setting resistor, r4 cs1 pin voltage (the motor current detecti on) is buffered to cs2 pin - ba6950fs. atc pin voltage (the motor current detection) is buffered to cs pin - BA6951FS. the current feedback gain can be set by r4 connecting to cs2 or cs pin. the current decided here is output to rt2 pin. 5) pre-amplifier gain setting resistor, r2, r3 these resistors are to add the control am plifier output and the current feedback amplifier output. this amplifier has about fourfold gain. 6) pre-amplifier phase compensation capacitor, c2 please connect the capacitor about 0.1f as the phase compen sation of the pre-amplifier, and monitor the driver output no oscillation. 7) stabilization capacitor for the power supply line, c5, c6 please connect the capacitor of 1 f to 100 f for the stabilization of the power supply line, and confirm the motor operation. 8) phase compensating capacitor, c3, c4 noise is generated in output pins or oscillation results in accord with the set mounting state such as power supply circuit, motor characteristics, pcb pattern artwork, etc. as noise oscillation measures, connect 0.01 f to 0.1 f capacitors. 9) torque limiter setting, tl pin, BA6951FS only the motor current is limited so that atc pin voltage should not exceed tl pin voltage. f u ncti o n a l de scri p ti ons table 3 logic table fin rin m1 m2 operation l l open* open* stop (idling) h l l h forward (m2 > m1) l h h l reverse (m1 > m2) h h l l brake (stop) * open is the off state of all output transistors. please note that this is the state of the connected di odes, which differs fr om that of the mechanical relay. downloaded from: http:///
technical note 7/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. e x t e rn al ap pl ic atio n c o mp on e n t s setti ng pr oce d u r e the relation between vctl and the output high voltage is as follows. i rt1 = vctl / r1 (1) vctl: torque control voltage i rt2 = i act x r5 / r4 (2) i act : motor current v rt1 = r3 x ( i rt1 + i rt2 ) + r2 x i rt1 (3) v mx = 4 x v rt1 (4) v m1 , v m2 : output high voltage v mx = 4 ( r2 + r3 ) x vtcl + 4 r3 r5 x i act (5) r1 r4 to drive the motor by constant speed as follows. r l + r on + r5 = 4 r3 r5 (6) r l : motor coil impedance r4 r on : on resistance of the driver ic r3, r4, and r5 are first set, and then r1 and r2 are set afterwards. table 4 external components parts default value parameter recommended condition r1 22k ? i rt1 i rt1 < 1ma r2 + r3 1k ? + 1.5k ? v rt1 v rt1 x 4 < vb r4 560 ? i rt2 i rt2 < 1ma r5 5.5 ? v atc v atc < 1v c1 33pf v pct please confirm the motor operation c2 0.1f v pc c3, c4 0.1f v m1 , v m2 c5, c6 1~100f vcc, vb in t e r f ac e s fig. 17 fin, rin fig.18 vctl, rc, pct fig.19 pc fig. 20 rt1, rt2 fig.21 cs1, cs2 fig.22 cs, tl fig.23 vb, act, m1,m2 (ba6950fs) (BA6951FS) fin rin 24k 3.6k 10k 13.5k 10k 10k vctl pct rc 1k 1k 20k pc 1k m2 m1 vb act rt1 1k rt2 cs1 cs2 1k 1k 1k cs 1k tl downloaded from: http:///
technical note 8/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. n o te s fo r use 1) a b solut e maxim u m rat i ngs devices may be destroyed when supply voltage or operating temperature exceeds the absolute maximum rating. because the cause of this damage cannot be identified as, for example, a short circuit or an open circuit, it is important to consider circuit protection measures C such as adding fu ses C if any value in excess of absolute maximum ratings is to be implemented. 2) con ne c tin g the pow er su pp l y co nn e c to r ba ckw ard connecting the power supply in reverse polarity can damage the ic. take precautions against reverse polarity when connecting the power supply lines, such as adding an external direction diode. 3) pow er sup pl y li ne s return current generated by the motors back-emf requires countermeasures, such as providing a return current path by inserting capacitors across the power supply and gnd ( 10f, ceramic capacitor is recommended). in this case, it is important to conclusively confirm that none of the negative effects sometimes seen with electrolytic capacitors C including a capacitance drop at low temperatures - occu rs. also, the connected power supply must have sufficient current absorbing capability. otherwise, the regenerated curr ent will increase voltage on the power supply line, which may in turn cause problems with the product, including peripheral circuits exceeding the absolute maximum rating. to help protect against damage or degradation, physical safety measures should be taken, such as providing a voltage clamping diode across the power supply and gnd. 4 ) e l ectr ica l p o tent ia l at gn d keep the gnd terminal potential to the minimum potential under any operating condition. in addition, check to determine whether there is any terminal that provides voltage below gnd, including the voltage during transient phenomena. when both a small signal gnd and high current gnd are present, single-point grounding (at the sets reference point) is recommended, in order to separate t he small signal and high current gnd, and to ensure that voltage changes due to the wiring resistance and high current do not affect the voltage at the small signal gnd. in the same way, care must be taken to avoid changes in the gnd wire pattern in any external connected component. 5) t herma l de si g n use a thermal design that allows for a sufficient margin in light of the power dissipation (pd) under actual operating conditions. 6 ) int e r- pi n sh ort s a nd m o unti ng e rror s use caution when positioning the ic fo r mounting on printed circuit boards. the ic may be damaged if there is any connection error, or if pins are shorted together. 7 ) op er atio n i n str o n g e l ectr omag n e tic fi el ds using this product in strong electromagnetic fields may cause ic malfunctions. use extreme caution with electromagnetic fields. 8 ) aso - ar ea of s a fet y op er atio n when using the ic, set the output transistor so that it does not exceed absolute maximum ratings or aso. 9 ) b u i l t-i n ther ma l s hut d o w n ( t sd ) circ uit the tsd circuit is designed only to shut the ic off to prev ent thermal runaway. it is not designed to protect the ic or guarantee its operation in the pres ence of extreme heat. do not continue to use the ic after the tsd circuit is activated, and do not operate the ic in an environment wh ere activation of the circuit is assumed. 10 ) ca p a ci to r be tw een ou tpu t a nd gnd in the event a large capacitor is connected between the output and gnd, if vcc and vin are short-circuited with 0v or gnd for any reason, the current charged in the capacitor fl ows into the output and may destroy the ic. use a capacitor smaller than 0.47 f between output and gnd. 1 1 ) t e s t i ng on ap pli c ati o n bo ar ds when testing the ic on an application board, connecting a capaci tor to a low impedance pin subjects the ic to stress. therefore, always discharge capacitors after each process or step. always turn the ic's power supply off before connecting it to or removing it from t he test setup during the inspection proc ess. ground the ic during assembly steps as an antistatic measure. use similar prec aution when transporting or storing the ic. 12) s w itc h ing of rot a t i ng direct ion (fwd/rev) when the rotating direction is changed over by the motor rota ting condition, switch the direction after the motor is temporarily brought to the brake condition or open condition. it is recommended to keep the relevant conditions as follows: via brake: longer than braking time*. (* the time required for the output voltage to achieve potential below gnd when brake is activated.) via open: the time longer than 1 ms is recommended. downloaded from: http:///
technical note 9/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. 1 3 ) r e gar di ng t he in p u t pi n of th e ic this monolithic ic contains p+ isolat ion and p substrate layers between adjac ent elements, in order to keep them isolated. p-n junctions are formed at the intersection of these p layers with t he n layers of other elements, creating a parasitic diode or transistor. for example, the relation between each potential is as follows: when gnd > pin a and gnd > pin b, the p-n junction operates as a parasitic diode. when gnd > pin b, the p-n junction operates as a parasitic transistor. parasitic diodes inevitably occur in the structure of the ic. the operation of parasitic diodes can result in mutual interference among circuits, as well as operating malfuncti ons and physical damage. therefor e, do not use methods by which parasitic diodes operate, such as applying a voltage lo wer than the gnd (p substrate) voltage to an input pin. parasitic element appendix: example of monolithic ic structure resistor t r ansistor ( n p n ) n n n p + p + p p substrate gnd parasitic element pin a n n p + p + p p substrate gnd parasitic element pin b c b e n gnd pin a pin b other adjacent elements e b c gnd parasitic element downloaded from: http:///
technical note 10/10 ba6950f s, BA6951FS www.rohm.com 201 1.05 - rev . c ? 2011 rohm co., ltd. all rights reserved. orde ri ng p a rt nu mbe r b a 6 9 5 0 f s - e 2 part no. part no. 6950 6951 package fs: ssop-a16 packaging and forming specification e2: embossed tape and 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 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 (unit : mm) ssop-a16 13 87 0.8 9 0.11 15 45 3 11 0.3min 2 12 16 14 6 1 10 6.6 0.2 0.15 0.1 0.36 0.1 1.5 0.1 6.2 0.3 4.4 0.2 (max 6.95 include burr) 0.1 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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