ap4306 document number: ds 36792 rev. 2 - 2 1 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated constant voltage and constant current controller description the ap4306 is a highly integrated solution for a constant voltage/constant current mode smps application. the ap4306 contains one 1.21v vol tage reference, one low voltage reference used in current sensing circuit and two operational amplifiers. the 1.21v voltage reference, combined with one operational amplifier, makes of an ideal voltage controller for use in adapters and battery chargers. t he low voltage reference, combined with another operational amplifier, makes of an ideal current limiter for output low side current sensing. the ap4306 is fully compatible with ap4305 in functionality and electrical characteristics except its lower refer ence voltage for current control loop, thus higher power efficiency in smps applications such as low power charger can be realized with ap4306 compared to ap4305. the ap4306 is available in sot 2 6 package. features ? constant voltage and constant current control ? precision internal voltage reference ? low external component count ? easy compensation ? low supply current: 0.5ma ? current control loop reference a version: 70mv b version: 100mv c version: 150mv ? operating temperature range: - 40 to + 105 o c ? operating supply voltage: 2.5v to 18v ? totally lead - free & fully rohs compliant (note1 & 2) ? halogen and antimony free. green device (note 3) pin assignments ( top view) s ot 26 ( k package ) applications ? adapters ? battery charger s note s: 1 . no purposely added lead. fully eu directive 2002/95/ec (rohs) & 2011/65/eu (rohs 2) compliant. 2. see http://www.diodes.com/quality/lead_free.html for more information about diodes incorporateds definitions of hal ogen - and antimony - free, "green" and lead - f ree . 3. halogen - and antimony - free "green products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total br + cl) and <1000ppm antimony compounds . v s e n s e g n d v c t r l i c t r l v o u t v c c 1 2 3 4 5 pin 1 mark 6
ap4306 document number: ds 36792 rev. 2 - 2 2 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated typical applications circuit typical application 1 typical application 2 1 . 2 1 0 v v c c v o u t g n d v s e n s e i c t r l r s s r 4 t o p r i m a r y r 2 r 1 v o u t + v o u t - l o a d c 1 r 3 c 3 r 5 r 6 5 0 0 v c t r l a p 4 3 0 6 + + i l 1 2 1 r r r v v ref out ? ? ? ) ( 1 2 1 )] ( [ ss l ss l ref ut o r i r r r r i v v ? ? ? ? ? ? ? 1 . 2 1 0 v v c c v o u t g n d v s e n s e i c t r l r s s r 4 t o p r i m a r y r 2 r 1 v o u t + v o u t - l o a d c 1 r 3 c 3 r 5 r 6 5 0 0 v c t r l a p 4 3 0 6 + + i l ss sense r v it currentlim ? ss sense r v it currentlim ?
ap4306 document number: ds 36792 rev. 2 - 2 3 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated typical applications circuit (cont .) typical application 3 pin descriptions pin number p in name function 1 v ctrl input pin of the voltage control loop 2 gnd ground 3 v out output pin. sinking current only 4 i ctrl i nput pin of the current control loop 5 v sense input pin of the current control loop 6 v cc power s upply ? ? ss ref sense ref sense r v v v v it currentlim ? ? ? ? 1 . 2 1 0 v v c c v o u t g n d v s e n s e i c t r l r s s r 4 t o p r i m a r y r 2 r 1 v o u t + v o u t - l o a d c 1 r 3 c 3 r 5 r 6 5 0 0 v c t r l a p 4 3 0 6 + + i l ) ( 1 2 1 ss l ref out r i r r r v v ? ? ? ? ?
ap4306 document number: ds 36792 rev. 2 - 2 4 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated functional block diagram for a, b, c versions absolute maximum ratings (note 4 ) symbol parameter rating unit v cc power supply voltage 20 v v in input voltage - 0.3 to v cc v t j junction temperature +150 ? c t stg storage temperature - 65 to +150 ? c t lead lead temperature (soldering, 5sec) +260 ? c j a thermal resistance (junction to ambient) 250 ? c /w note 4 : stresses greater than those listed under absolute maximum ratings may cause permanent damage to the device. these are str ess ratings only, and functional operation of the device at these or any other conditions beyond those indicated under recommended operating condi tions is not implied. exposure to absolute maximum ratings for extended periods may affect device reliability. recommen ded operating conditions symbol parameter min max unit v cc power supply voltage 2.5 18 v t a operating temperature range - 40 +105 ? c 4 5 2 1 3 6 1 . 2 1 0 v v c c v o u t v c t r l g n d v s e n s e i c t r l
ap4306 document number: ds 36792 rev. 2 - 2 5 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated electrical characteristics (@ v cc =5 v, t a = + 25 ? c , unless othe rwise specified .) symbol parameters conditions min typ max unit total current consumption i cc total supply current not including the output sinking t a =25 o c C 0.5 1 ma - 40 o c < t a < + 105 o c C 0.6 C voltage control loop gmv transconduction gain (v ctrl ). sink current only t a =25 o c 1 3.5 C ma/mv - 40 o c < t a < + 105 o c C 2.5 C v ref voltage control loop reference a version t a = + 25 o c 1.1 98 1.21 1.2 22 v - 40 o c < t a < + 105 o c 1.162 1.258 b, c versions t a = + 25 o c 1.204 1.21 1.216 - 40 o c < t a < + 105 o c 1.186 C 1.234 i ibv input bias current (v ctrl ) t a = + 25 o c C 50 C na - 40 o c < t a < + 105 o c C 100 C current control loop gmi transconduction gain (i ctrl ). sink current only t a = + 25 o c 1.5 7 C ma/mv - 40 o c < t a < + 105 o c 1.5 7 C v sense current control loop reference a version t a = + 25 o c 66.5 70 73.5 mv - 40 o c < t a < + 105 o c 63 77 b version t a = + 25 o c 97 100 103 - 40 o c < t a < + 105 o c 94 106 c version t a = + 25 o c 147 150 153 - 40 o c < t a < + 105 o c 143 157 i ibi current out of pin i ctrl at v sense a version t a = + 25 o c C 18 C a - 40 o c < t a < + 105 o c C 35 C b version t a = + 25 o c C 25 C - 40 o c < t a < + 105 o c C 50 C c version t a = + 25 o c C 37.5 C - 40 o c < t a < + 105 o c C 75 C output stage v ol low output voltage at 10ma sinking current t a = + 25 o c C 100 C mv - 40 o c < t a < + 105 o c C 100 C i os output short circuit current. output to v cc. sink current only t a = + 25 o c C 27 50 ma - 40 o c < t a < + 105 o c C 35 C thermal impedance symbol parameters value unit j c thermal resistance (junction to case ) 84 ? c /w
ap4306 document number: ds 36792 rev. 2 - 2 6 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated performance characteristics ap4306 v ref vs. ambient temperature ap4306a v sense vs. ambient temperature ap4306b v sense vs. ambient temperature ap4306c v sense vs. ambient temperature ap4306 i ibv vs. ambient temperature ap4306 i ibi vs. ambient temperature -40 -20 0 20 40 60 80 100 120 145 146 147 148 149 150 151 152 153 154 155 v sense (mv) ambient temperature ( o c) v cc =2.5v v cc =5v v cc =18v -40 -20 0 20 40 60 80 100 120 0 20 40 60 80 i bv (na) ambient temperature ( o c) v cc =2.5v v cc =5v v cc =18v -40 -20 0 20 40 60 80 100 120 1.185 1.190 1.195 1.200 1.205 1.210 1.215 1.220 1.225 1.230 1.235 v ref (v) ambient temperature ( o c) 2.5v ap4306 document number: ds 36792 rev. 2 - 2 7 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated performance characteristics (cont .) ap4306 i os vs. ambient temperature ap4306 i cc vs. ambient temperature -40 -20 0 20 40 60 80 100 120 20 25 30 35 40 45 50 55 60 65 i os (ma) ambient temperature ( o c) v cc =2.5v v cc =5v v cc =18v -40 -20 0 20 40 60 80 100 120 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 i cc (ma) ambient temperature ( o c) v cc =2.5v v cc =5v v cc =18v
ap4306 document number: ds 36792 rev. 2 - 2 8 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated ordering information diodes ics pb - free products with "e1" suffix in the part number, are rohs compliant . products with "g1" suffix are available in green package. package version part number marking id packing lead free green lead free green sot 2 6 70 mv v sense ap4306 a k tr - e1 ap4306 a k tr - g 1 e7l g7l 3000/ tape & reel 100mv v sense ap4306bk tr - e1 ap4306bk tr - g 1 e7m g7m 3000/ tape & reel 1 5 0mv v sense ap4306ck tr - e1 ap4306ck tr - g 1 e7n g7n 3000/ tape & reel mark ing information : logo xxx: marking id ( see ordering information ) a p 4 3 0 6 x x x x - x x p a c k i n g p a c k a g e t r : t a p e & r e e l k : s o t 2 6 g 1 : g r e e n p r o d u c t n a m e e 1 / g 1 e 1 : l e a d f r e e v e r s i o n a : 7 0 m v v s e n s e b : 1 0 0 m v v s e n s e c : 1 5 0 m v v s e n s e
ap4306 document number: ds 36792 rev. 2 - 2 9 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated package outline dimensions (all d imensions in mm (inch) . ) (1) package t ype: s o t 2 6 2 . 8 2 0 ( 0 . 1 1 1 ) 3 . 1 0 0 ( 0 . 1 2 2 ) 2 . 6 5 0 ( 0 . 1 0 4 ) 3 . 0 0 0 ( 0 . 1 1 8 ) 1 . 5 0 0 ( 0 . 0 5 9 ) 1 . 7 0 0 ( 0 . 0 6 7 ) 0 . 9 5 0 ( 0 . 0 3 7 ) t y p 1 . 8 0 0 ( 0 . 0 7 1 ) 2 . 0 0 0 ( 0 . 0 7 9 ) 0 . 3 0 0 ( 0 . 0 1 2 ) 0 . 5 0 0 ( 0 . 0 2 0 ) 0 . 7 0 0 ( 0 . 0 2 8 ) r e f 0 . 1 0 0 ( 0 . 0 0 4 ) 0 . 2 0 0 ( 0 . 0 0 8 ) 0 8 0 . 2 0 0 ( 0 . 0 0 8 ) 0 . 3 0 0 ( 0 . 0 1 2 ) 0 . 6 0 0 ( 0 . 0 2 4 ) 0 . 0 0 0 ( 0 . 0 0 0 ) 0 . 1 5 0 ( 0 . 0 0 6 ) 0 . 9 0 0 ( 0 . 0 3 5 ) 1 . 3 0 0 ( 0 . 0 5 1 ) 1 . 4 5 0 ( 0 . 0 5 7 ) m a x 1 2 3 4 5 6 p i n 1 m a r k
ap4306 document number: ds 36792 rev. 2 - 2 10 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated suggested pad layout (1) package t ype: sot 2 6 dimensions z (mm)/(inch) g (mm)/(inch) x (mm)/(inch) y (mm)/(inch) e (mm)/(inch) value 3.600/0.142 1.600/0.063 0.700/0.028 1.000/0.039 0.950/0.037 e e g z y x
ap4306 document number: ds 36792 rev. 2 - 2 11 of 11 www.diodes.com january 2014 ? diodes incorporated ap4306 a product line of diodes incorporated 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 juris diction). diodes incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. diodes incorporated does not a ssume any liability arising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license unde r its patent or trademark rights, nor the rights of others. any customer or user of this do cument or products described herein in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on diod es incorporated website, harmless against all damages. dio des incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorize d sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, cust omers shall indemnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising ou t of, directly or indirectly, any claim of personal injury or death associated with such unintended or un authorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product nam es and markings noted herein may also be covered by one or more united states, international or foreign tr ademarks. this document is written in english but may be translated into multiple languages for reference. only the english version of this document is the final and determinative format released by diodes incorporated. life support diodes incorporated products are specifically not authorized for use as critical components in life support devices or systems without the expres s written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems ar e devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided i n the labeling can be reasonably expected to result in significant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can be reasonably expe cted 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 d evices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety - related requirements concerning their products and any use of diodes incorporated products in such safety - critical, life support devices or systems, notwithstanding any devices - or systems - related information or support that may be provided by diodes incor porated. further, customers must fully indemnify diodes incorporated and its representatives against any damages arising out of the use of diodes incorporated products in such safety - critical, life support devices or systems. copyright ? 201 3 , diodes inc orporated www.diodes.com
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