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new product ZXRD060 document numbe r descripti o the zxrd0 6 regulator off e handling cap isolated low fb pin, it can makes it ide a pld core vol t the device o 18v and reg u two external d separating t h the zxrd06 0 regulators op the zxrd0 tolerances o f respectively. 10 pin dfn2 6 features ? low refe ? -40 to 1 2 ? referen c o 0.5 % o 1% ? typical t e o <4 m o <6 m o <12 m ? 0.2v to 1 ? high po w o (>4 5 ? lead fr e ? ?green?/ h notes: 1. no p 2. dio d typical a p r : ds35359 rev. 4 o n 6 0 is a 10- t e ring excellent ability. the z x voltage dc-d control the re g a l for state of t age pol con v o pen-collector o u lated output v d ivider resisto r h e input from t h 0 to be used erating at low i 60 is availa b f 0.5% and 1 % it is available 6 26p10 packa g rence voltage 2 5oc temperat u c e voltage tole r % ZXRD060 a ZXRD060 e mperature dr i m v (0c to 70 c m v (-40c to 8 5 m v (-40c to 1 2 1 8v open-colle c w er supply reje 5 db at 300khz ) e e by design/r o h alogen free d p urposefully added d es inc.?s ?green? p p plication 0 - 2 t erminal adju s temperature s x rd060 simpl c regulators. g ulation of rail s the art microp v erters. o utput can op e v oltage can be s. h e open colle c to make lo w - i nput voltages. b le in two g % for the a an d in the space g e. (v fb = 0.6v) u re range r ance at 25c a ft c ) 5 c) 2 5c) c tor output ction ) o hs complian d evice (note 2) lead. p olicy can be foun d circuit 0 .6v dua l w s table dual s s tability and o u ifies the desig with its low 0 s as low 0.6v. rocessor/dsp e rate from 0.2 v set by selecti o c tor output en a - cost low dro p rades with i n d standard gr a saving low p r t (note 1) d on our website at l a djust a 1 of 12 w ww.diodes.co m hunt u tput n of 0 .6v this and v to o n of a bles p -out n itial a des r ofile pin a a p p ? i ? c ? l ? s ? a http://www.diodes . a ble pre m a di o a ssignme p lications solated dc-d c c ore voltage p l ow voltage l o s hunt regulato r a djustable volt a . com/products/lea d pgnd1 out1 gnd pgnd2 out2 cision s h a product l i o des incorp o nts c converters ol ow -dropout lin e r s a ge reference d _free/index.php. 1 zxrd 0 (dfn2 6 z h unt re g ? di o i ne o f o rated e ar regulators 0 60_fk 6 26p10) z xrd060 g ulator august 2011 o des incorporated in1 n/c fb1 in2 fb2
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 2 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product pin description pin (dfn) name function 1 pgnd1 power ground 1: ground return for emitter of output transistor: connect pgnd1/2 and gnd together. 2 out1 output 1. connect a capacitor close to device between out1 and gnd. see applications information section. 3 gnd analog ground: ground return for reference a nd amplifiers: connect g nd and pgnd1/2 together. 4 pgnd2 power ground 2: ground return for emitter of output transistor: connect pgnd1/2 and gnd together. 5 out2 output 2. connect a capacitor close to device between out2 and gnd. see applications information section. 6 fb2 feedback input 2. regulates to 600mv nominal. 7 in2 supply input 2. connect a 0.1 f ceramic capacitor close to the device from in2 to gnd. 8 fb1 feedback input 1. regulates to 600mv nominal. 9 no connection 10 in1 supply input 1. connect a 0.1 f ceramic capacitor close to the device from in1 to gnd. flag floating or connect to gnd function block diagram the ZXRD060 differs from most other shunt regulators in t hat it has separate input and out put pins and a low voltage reference. this enables it to regulate rails down to 600mv and makes the part ideal for isolated power supply applications that use opto-couplers in the feedback loop and where the open-collect or output is required to operate down to voltages as low as 200mv. the wide input voltage range of 2v to 18v and output voltage range of 0.2v to 18v enables the ZXRD060 to be powered from an auxiliary rail, while controlling a master rail which is above the auxiliary rail voltage, or below the minimum v in voltage. this allows it to operate as a low-dropout voltag e regulator for microprocessor/dsp/pld cores. as with other shunt regulators (and shunt references), the zxrd 060 compares its internal amplifier fb pin to a high accuracy internal reference; if fb is below the reference then out turns off, but if fb is abov e the referenc e then out sinks current ? up to a maximum of 15ma.
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 3 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product absolute maximum ratings (voltages to gnd unless otherwise stated) symbol parameter rating unit v in in voltage relative to gnd 20 v v out out voltage relative to gnd 20 v v fb fb voltage relative to gnd 20 v p gnd pgnd voltage relative to gnd -0.3 to +0.3 v i out out pin current 20 ma t j operating junction temperture -40 to 150 c t st storage temperature 55 to 150 c stresses greater than the 'absolute maximum ratings' specified a bove, may cause permanent damage to the device. these are stres s ratings only; functional operation of the device at these or any ot her conditions exceeding those indicated in this specification is not implied. device reliability may be affected by exposure to absolute maximum rating conditions for extended periods of time. semiconductor devices are esd sensitive and may be damaged by expos ure to esd events. suitable esd precautions should be taken when handling and transporting these devices. package thermal data package ja p dis t a = 25c, t j = 150c dfn2626p10 152c/w 0.8w recommended operating conditions symbol parameter min max units v in in voltage range (0 to 125c) 2 18 v v in in voltage range (-40 to 0c) 2.2 18 v out out voltage range 0.2 18 i out out pin current 0.3 15 ma t a operating ambient temper ature range -40 125 c
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 4 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product electrical characteristics t a = 25c, v in = 3.3v, v out = v fb , i out = 5ma unless otherwise stated (note 3). symbol parameter conditions min typ max units v fb feedback voltage ZXRD060a 0.597 0.6 0.603 v ZXRD060 0.594 0.6 0.606 t a = 0c to 85c ZXRD060a 0.595 0.605 ZXRD060 0.592 0.608 t a = -40c to 85c ZXRD060a 0.594 0.606 ZXRD060 0.591 0.609 t a = -40c to 125c ZXRD060a 0.593 0.607 ZXRD060 0.590 0.610 fb load feedback pin load regulation i out = 1 to 15ma 3.8 6 mv t a = -40 to 125c 10 fb line feedback pin line regulation v in = 2v to 18v 0.1 1 mv v in = 2.2v to 18v t a = -40 to 125c 1.5 fb ovr output voltage regulation v out = 0.2v to 18v, i out =1ma (ref. figure 1) 1 mv t a = -40 to 125c 1.5 i fb fb input bias current v in = 18v -45 na t a = -40 to 125c -200 0 i in input current v in = 2v to 18v i out =0.3ma 0.35 0.7 ma v in = 2.2v to 18v t a = -40 to 125c 1 v in = 2v to 18v i out =10ma 0.48 1 ma v in = 2.2v to 18v t a = -40 to 125c 1.5 i out(lk) out leakage current v in = 18v, v out = 18v, v fb =0v 0.1 a t a = 125c 1 z out dynamic output impedance i out = 1 to 15ma f < 1khz 0.25 0.4 t a = -40 to125c 0.6 psrr power supply rejection ratio f = 300khz v ac = 0.3v pp >45 db bw amplifier unity gain frequency ref: fig 2 600 khz g amplifier transconductance 5000 ma/v note: 3. production testing of the device is performed at 25 c. functional operation of the device and parameters specified over the operating temperature range are guar anteed by design, characterisation and process control.
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 5 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product typical characteristics
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 6 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product typical operating conditions (cont.) fig. 2 test circuits for gain and phase plots 50? 50? gain and phase vs frequency, v ou t =0.6v -50 0 50 100 150 200 1 10 1 00 1k 10k 1 00k 1m frequency (hz) gain (db) 0 45 90 135 180 225 phase (deg) gain phase v out = 0.6v c out = 2 .2uf gain and phase vs frequency, v ou t =0.6v -50 0 50 100 150 200 1 10 1 00 1k 10k 1 00k 1m frequency (hz) gain (db) 0 45 90 135 180 225 phase (deg) gain phase gain phase v out = 0.6v c out = 2 .2uf gain and phase vs frequency, v ou t =6v -50 0 50 100 150 200 1 10 100 1k 10k 100k 1m frequency (hz) gain (db) 0 45 90 135 180 225 phase (de g) v out = 6v c out = 0. 22uf gain phase gain and phase vs frequency, v ou t =6v -50 0 50 100 150 200 1 10 100 1k 10k 100k 1m frequency (hz) gain (db) 0 45 90 135 180 225 phase (de g) v out = 6v c out = 0. 22uf gain phase gain phase
new product ZXRD060 document numbe r applicati o the following capacitor c2 t o formed by c2 both c1 and c case of fig 9 a n f i design gui 1. determi n 2. determi n 3. determi n conventi necessa should b 4. determi n 5. althoug h r : ds35359 rev. 4 o ns inform a show some t y o guarantee st and r3 should c 2 should be n d fig10, it me a o u v v 3r = fig.3 0.6v s o u v i g.5 0.6v se r de n e i out and ch o n e i b from ( b i = n e i r3 from 3r i onal referenc e ry to determin e b e adequate fo r n e r3 from 3r = h unlikely to be 0 - 2 a tion y pical applica t ability. c2 ma y be greater th a as close to th e a ns the opto-c o ref v u t = 3r i out v in v ? s hunt regul a ref v u t = r ies ldo reg o ose a suitabl e )1 (min) fe h (max) out i + (min) ka i b i + . t h e s. there is onl y e an i ka(min) to e r this. 3r i b v out v( in v +? = a problem, en 0 .6v dua l w t ion examples y range in valu e a n 1ms multipli e ZXRD060 a s o upler will hav e a tor ulator e transistor taki h e design of th y an output le a e nsure that the ) b e . sure that i r3 ? l a djust a 7 of 12 w ww.diodes.co m for the zxr d e from 0.1f t o ed by the feed s possible and e to be carefull ng power diss i e ZXRD060 e ff a kage current w device operat 15 ma. a ble pre m a di o d 060. it is rec o o 10f depen d back factor r 2 connected to y positioned t o v fig.4 1 fig.6 1. 0 i pation into co n ff ectively mean w hich is a max i es within its lin cision s h a product l i o des incorp o o mmended to d ing on the ap p 2 /(r1 + r2). it with the sh o o enable this. ? ? ? + = 1 ref v out v 3r i o u v in v 3r ? = 1 .0v shunt r ? ? ? + = 1 ref v out v 0 v series l d n sideration. s there is no i k i mum of 1a. n ear range at a l z h unt re g ? di o i ne o f o rated include the c p lication. the t o rtest possible ? ? ? + 2r 1r u t r egulator ? ? ? 2r 1r d o regulator k a(min) limitation n evertheless, i t l l times. i ka(min) z xrd060 g ulator august 2011 o des incorporated ompensation t ime constant track. in the as in t is ? 10a
new product ZXRD060 document numbe r applicati o design gu 1. determ i 2. determ i 3. determ i 4. determ i 5. it is be s minimis <15ma 6. calcula t fig. 8 r : ds35359 rev. 4 o ns inform a fig.7 1v cu r ide i ne i out and c h i ne i b from b i = i ne i r3 from 3r i i ne r3 from 3 r s t to let the zx r e the strain on for this curren t t e r4 from 4r = 8 1.15v ove r 0 - 2 a tion (cont . r rent-boost e h oose a suitabl e )1 (min) fe h( (max) out i + (max) out i = 3r i out v in v 3 ? = r d060 supply a q1, it also gu a t , i r4 . 4r i be v = r -voltage in d 0 .6v dua l w . ) e d shunt re g e transistor ta k a s much curre n a rantees the m d icator l a djust a 8 of 12 w ww.diodes.co m g ulator k ing power dis s n t as it can be f m ost stable ope v out goes low a ? ? ? + > 1 ref v m v 3r i f v( in v 3r ? = i 3r i ma 15 ? v f and i f are f o a ble pre m a di o = out v ( out v i v 3r = s ipation into co f ore bringing q ration. choos e a nd led1 is lit w ? ? ? + 2r 1r )2.0 + ) max (f o rward voltage d r cision s h a product l i o des incorp o ? ? ? ? ? ? + = 2r 1r 1 ref v be vv2.0 + ) 3r i out v n ? nsideration. 1 into conduct i e a nominal val w hen monitored s r op and current o z h unt re g ? di o i ne o f o rated i on. not only d o ue between 1 0 s upply o f led1. z xrd060 g ulator august 2011 o des incorporated o es this 0 ma and
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ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 10 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product ordering information tol. order code part identification code reel size tape width quantity/reel 0.5% ZXRD060afk-7 dfn2626p10 s6a 7?, 180mm 8mm 3000 1% ZXRD060fk-7 dfn2626p10 s06 7?, 180mm 8mm 3000 for packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf marking information dfn2626p10 y : year : 0~9 w : week : a~z : 1~26 week; top view x : a~z : internal code y w x xxx xxx : identification code z : represents 52 and 53 a~z : 27~52 week; 1 2 34 5 6 1 2 34 5 6 1 2 34 5 6 1 2 38 9 10 2 34 5 2 34 5 2 34 5 4 5 6 7 y : year : 0~9 w : week : a~z : 1~26 week; top view x : a~z : internal code y w x xxx xxx : identification code z : represents 52 and 53 a~z : 27~52 week; 1 2 34 5 6 1 2 34 5 6 1 2 34 5 6 1 2 38 9 10 2 34 5 2 34 5 2 34 5 4 5 6 7 package packing fk: dfn2626p10 -7: tape & reel xx tolerance package packing a: 0.5% none: 1% xxx ZXRD060 package packing fk: dfn2626p10 -7: tape & reel xx tolerance package packing a: 0.5% none: 1% xxx ZXRD060
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 11 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product package outline dimensions (all dimensions in mm) dfn2626p10
ZXRD060 0.6v dual adjustable precision shunt regulator ZXRD060 document number: ds35359 rev. 4 - 2 12 of 12 www.diodes.com august 2011 ? diodes incorporated a product line o f diodes incorporated new product important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to ma ke modifications, enhancements, im provements, corrections or ot her changes without further notice to this document and any product described herein. diodes incorporated does not assume any liability ari sing out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such applica tions shall assume all risks of such use and will agree to hold diodes incorporat ed and all the companies whose products are represented on diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability wh atsoever in respect of any products purchased through unauthoriz ed sales channel. should customers purchase or use diodes inco rporated products for any unintended or unauthorized application, customers shall i ndemnify and hold diodes incorporated and its representat ives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death a ssociated with such unintended or unauthorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. life support diodes incorporated products are specifically not authorized for use as critical comp onents in life support devices or systems without the express written approval of the chief executive offi cer of diodes incorporated. as used herein: a. life support devices or syst ems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when proper ly used in accordance with inst ructions for use provided in the labeling can be reasonably expected to re sult in significant injury to the user. b. a critical component is any component in a life support devic e or system whose failure to perform can be reasonably expect ed to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support dev ices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning the ir products and any use of diodes incorporated products in such safety-critica l, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporate d and its representatives against any damages arising out of the use of diodes incorporated products in such safety-critical, life suppor t devices or systems. copyright ? 2011, diodes incorporated www.diodes.com

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