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ap7343 document number: ds3 7952 rev. 2 - 2 1 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 300ma high psrr low noise ldo with enable description the ap7343 is a low dropout regulator with high output voltage accuracy, low r dson , high psrr, low output noise and low quiescent current . this regulator is based on a cmos process. the ap7343 includes a voltage reference, error amplifier, current limit circuit and an enable input to turn it on and off. with the integrated resistor network fixed output voltage versions can be delivered. with its low power consumption and line and load transient response , the ap7343 is well suited for low power handheld communication equipment. the ap7343 is packaged in a n x2 - dfn1010 - 4 package and allows for smallest footprint and dense pcb layout. features ? low v in and wide v in range: 1.7v to 5. 2 5v ? guarantee output current : 300 ma ? v out accuracy 1% ? ripple rejection 75 d b at 1khz ? low o utput n oise, 60 vrms from 10hz to 100khz ? quiescent current as l ow as 3 5 a ? v out fixed 0.9v to 3. 6 v ? totally lead - free & fully rohs compliant (notes 1 & 2) ? halogen and antimony free. green device (note 3) pin assignments pin1 C v out , pin2 C gnd, pin3 C en, pin4 C v in applications ? smart p hone/ tablet ? rf supply ? cameras ? portable video ? portable media p layer ? wireless adapter ? wireless communication 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. typical applications circuit figure 1 typical application circuit
ap7343 document number: ds3 7952 rev. 2 - 2 2 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 pin description s p in number pin name function x2 - dfn1010 - 4 1 v out power output p in 2 gnd ground 3 en enable p in this pin should be driven either high or low and must not be floating. driving this pin high enables the regulator, while pulling it low puts the regulator into shutdown mode 4 v in power input p in thermal pad i n pcb layout, prefer to use large copper area to cover this pad for better thermal dissipation, then connect this area to gnd or leave it open. h owever , do not use it as gnd electrode function alone absolute maximum ratings ( note 4) ( @ t a = +25c, unless otherwise specified.) symbol parameter ratings unit v in input voltage 6. 0 v v ce input voltage en 6. 0 v v out output voltage - 0.3 to v in +0.3 v i out output current 4 00 ma p d power dissipation 400 mw t a operating ambient temperature - 40 to + 85 c t stg storage temperature - 55 to + 125 c note: 4 . a).stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. these are stress ratings only and functional operation of the device at these conditions is not implied. exposure to absolute - maximum - rated conditions for extended period may affect device reliability . b). ratings apply to ambient temperature at + 25c. the jedec high - k board design used to derive this data was a 2 in . x 2 in . multilayer board wit h 1 oz . internal power and ground planes and 2 oz . copper tra ces on the top and bottom of the board. recommended operating conditions (@ t a = +25c, unless otherwise specified.) s ymbol p arameter min max u nit v in input voltage 1. 7 5. 2 5 v i out output current 0 30 0 ma t a operating ambient temperature - 40 +85 c
ap7343 document number: ds3 7952 rev. 2 - 2 3 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 electrical characteristics (@ t a = +25c, v en = v out +1.0v, c in = c out = 1.0f, i out = 1.0ma, unless otherwise specified.) parameter condition min typ max units input voltage t a = - 40c to + 85c 1.7 - 5.25 v output voltage accuracy (note 11 ) vout(t) 2.0v vin=vout (t)+1v t a = + 25 c vout (t) *0.99 vout (t) vout (t) *1.01 v vout(t)<2.0v vin=vout(t)+1v t a = + 25 c vout (t) - 20mv vout (t) vout (t) +20mv line regulation (dv out /dv in /v out ) v in = (v out C nom +1.0v) to 5.25v , i out = 1.0 ma - 0.0 2 0. 1 %/v l oad regulation v in = v out - nom +1.0v, i out = 1ma to 30 0ma - 15 30 m v quiescent current (note 6 ) i out = 0ma - 35 60 ua i standby v en = 0v (disabled) - 0.0 1 1 .0 ua output current - 300 - ma fold - back short current (note 7 ) v out short to ground - 55 - ma psrr (note 8 ) v in = [v out +1v] vdc + 0.2vp - pac, v out 1.8v, i out = 30ma f = 1khz - 75 - db output noise voltage (note 8 ) (note 9 ) bw = 10hz to 100khz , i out = 30 ma - 6 0 - vrm s d ropout voltage (note 4) (note 5 ) i out = 30 0ma vout=0.9v - 0.5 1 0. 80 v 1. 0 v v out <1. 2 v - 0. 46 0. 7 0 1. 2 v v out < 1.4 v - 0.3 9 0. 5 8 1.4 v v out < 1.7 v - 0. 35 0. 44 1.7 v v out <2. 1 v - 0. 30 0.3 9 2. 1 v v out < 2.5 v - 0.2 6 0. 34 2. 5 v v out < 3.0 v - 0. 25 0. 30 3.0 v v out < 3.6 v - 0. 22 0. 29 output voltage temperature coefficient i out = 30ma, t a = - 40c to +85c - 30 - ppm/c over - temperature protection - - + 150 - c en input low voltage - 0 - 0. 5 v en input high voltage - 1. 3 - 5.25 v en input leakage v en = 0, v in = 5.0v or v en = 5.0v, v in = 0v - 1.0 - +1.0 a on resistance of n - channel for auto - discharge (note 10 ) v in = 4.0v v en = 0v (disabled) - 30 - notes : 5 . dropout voltage is the voltage difference between the input and the output at which the output voltage drops 2% below its n ominal value. 6 . quiescent current is defined here i s the difference in current between the input and the output . 7 . short circuit current is measured with v out pulled to gnd . 8 . this specification is guaranteed by design. 9 . to make sure lowest environment noise minimizes the influence on noise measurement . 10 . ap7343 has 2 options for output, b uilt - in discharge and non - discharge . 11 . potential multiple grades based on following output voltage accuracy .
ap7343 document number: ds3 7952 rev. 2 - 2 4 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics 0.0 0.5 1.0 1.5 2.0 0 100 200 300 400 500 600 output voltage v out (v) output current i out (ma) output voltage vs output current v out =1.8v vin=2.8v vin=4.2v vin=5v vin=5.25v 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 100 200 300 400 500 600 output voltage v out (v) output current i out (ma) output voltage vs output current v out =2.8v vin=3.8v vin=5v vin=5.25v 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 100 200 300 400 500 600 output voltage v out (v) output current i out (ma) output voltage vs output current v out =3.3v vin=4.3v vin=5v vin=5.25v 0.0 0.5 1.0 1.5 2.0 0 1 2 3 4 5 output voltage v out (v) input voltage v in (v) output voltage vs. input voltage v out =1.8v 1ma 30ma 50ma 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 1 2 3 4 5 output voltage v out (v) input voltage v in (v) output voltage vs. input voltage v out =2.8v 1ma 30ma 50ma 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0 1 2 3 4 5 output voltage v out (v) input voltage v in (v) output voltage vs. input voltage v out =3.3v 1ma 30ma 50ma
ap7343 document number: ds3 7952 rev. 2 - 2 5 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont inued ) 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 supply current i ss ( a ) input voltage v in (v) supply current vs. input voltage v out =1.8v 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 supply current i ss ( a ) input voltage v in (v) supply current vs. input voltage v out =2.8v 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 supply current i ss ( a ) input voltage v in (v) supply current vs. input voltage v out =3.3v 1.76 1.77 1.78 1.79 1.80 1.81 1.82 1.83 1.84 -50 -25 0 25 50 75 100 v out (v) temperature ( ) output voltage voltage vs temperature v out =1.8v 2.760 2.770 2.780 2.790 2.800 2.810 2.820 2.830 2.840 -50 -25 0 25 50 75 100 v out (v) temperature ( ) output voltage voltage vs temperature v out =2.8v 3.260 3.270 3.280 3.290 3.300 3.310 3.320 3.330 3.340 -50 -25 0 25 50 75 100 v out (v) temperature ( ) output voltage voltage vs temperature v out =3.3v
ap7343 document number: ds3 7952 rev. 2 - 2 6 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont.) 0 50 100 150 200 250 300 350 400 0 50 100 150 200 250 300 dropout voltage v dif (mv) output current i out (ma) dropout voltage vs. output current v out =1.8v 25c -40c 85c 0 50 100 150 200 250 300 0 50 100 150 200 250 300 dropout voltage v dif (mv) output current i out (ma) dropout voltage vs. output current v out =2.8v 25c -40c 85c 0 50 100 150 200 250 300 0 50 100 150 200 250 300 dropout voltage v dif (mv) output current i out (ma) dropout voltage vs. output current v out =3.3v 25c -40c 85c 0 20 40 60 80 100 120 100 1000 10000 100000 1000000 ripple rejection rr (db) frequency f (hz) ripple rejection vs. frequency v out =1.8v iout=1ma iout=30ma iout=150ma 0 20 40 60 80 100 120 100 1000 10000 100000 1000000 ripple rejection rr (db) frequency f (hz) ripple rejection vs. frequency v out =2.8v iout=1ma iout=30ma iout=150ma 0 20 40 60 80 100 120 100 1000 10000 100000 1000000 ripple rejection rr (db) frequency f (hz) ripple rejection vs. frequency v out =3.3v iout=1ma iout=30ma iout=150ma
ap7343 document number: ds3 7952 rev. 2 - 2 7 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont.) line transient response waveforms i out =30ma, tr=tf=5s, c in =none, c out1 =c out2 =1f, t a =25c v out = 2 .8v time t ( s) output voltage input voltage 0 20 40 60 80 100 output voltage v out (v) 2.80 2.7 9 2.8 1 5 4 3 input voltage v in (v) v out = 3.3 v time t ( s) output voltage input voltage 0 20 40 60 80 100 output voltage v out (v) 3.30 3.2 9 3.3 1 5 4 3 input voltage v in (v) 0 10 20 30 40 50 60 70 80 90 2.8 3.3 3.8 4.3 4.8 5.3 ripple rejection rr (db ) in put voltage v in (v ) ripple rejection vs. input voltage v out =2.8v 0.1khz 1khz 10khz 100khz i out =1ma 0 10 20 30 40 50 60 70 80 90 2.8 3.3 3.8 4.3 4.8 5.3 ripple rejection rr (db ) in put voltage v in (v ) ripple rejection vs. input voltage v out =2.8v 0.1khz 1khz 10khz 100khz i out =30ma v out = 1.8v time t ( s) output voltage input voltage 0 20 40 60 80 100 output voltage v out (v) 1.80 1.7 9 1.8 1 5 4 3 input voltage v in (v)
ap7343 document number: ds3 7952 rev. 2 - 2 8 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont.) load transient response waveforms (v in =v out +1v, c in =1f, t a =25c) v out = 1.8 v time t ( s) output voltage output current 50ma ? 100ma 0 80 160 240 320 400 output voltage v out (v) 1 50 100 50 0 c out =1 f output current i out (ma) 1.81 1.80 1.82 1.79 1.78 time t ( s) output voltage output current 50ma ? 100ma 0 80 160 240 320 400 output voltage v out (v ) 150 100 50 0 c out =4.7 f output current i out (ma) 1.81 1.80 1.82 1.79 1.78 v out = 1.8v time t ( s) output current 50ma ? 100ma 0 80 160 240 320 400 outp ut voltage v out (v) 150 100 50 0 c out =1 f output current i out (ma) 2.81 2.80 2.82 2.79 2.78 v out = 2 .8v output voltage time t ( s) output current 50ma ? 100ma 0 80 160 240 320 400 output voltage v out (v) 150 100 50 0 c out =4.7 f output current i out (ma) 2.81 2.80 2.82 2.79 2.78 v out = 2.8v output voltage v out = 3.3v time t ( s) output current 50ma ? 100ma 0 80 160 240 320 400 output voltage v out (v) 150 100 50 0 c out =1 f output current i out (ma) 3.31 3.30 3.32 3.29 3.28 output voltage v out = 3.3v time t ( s) output voltage output current 5 0ma ? 100ma 0 80 160 240 320 400 output voltage v out (v) 150 100 50 0 c out =4.7 f output current i out (ma) 3.31 3.30 3.32 3.29 3.28
ap7343 document number: ds3 7952 rev. 2 - 2 9 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont.) v out = 1.8v time t ( s) output voltag e output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =1 f output current i out (ma) 1.85 1.80 1.90 1.75 1.70 time t ( s) output voltage output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =4.7 f output current i out (ma) 1.85 1.80 1.90 1.75 1.70 v out = 1.8v v out = 2.8v time t ( s) output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =1 f output current i out (ma) 2.85 2.80 2.90 2.75 2.70 output voltage v out = 2.8v time t ( s) output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =4.7 f output current i out (ma) 2.85 2.80 2.90 2.75 2.70 output voltage v out = 3.3v time t ( s) output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =1 f output current i out (ma) 3.35 3.30 3.40 3.25 3.20 output voltage v out = 3.3v time t ( s) output voltage output current 1ma ? 300ma 0 80 160 240 320 400 output voltage v out (v) 400 200 0 c out =4.7 f output current i out (ma) 3.35 3.30 3.40 3.25 3.20
ap7343 document number: ds3 7952 rev. 2 - 2 10 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 typical characteristics ( c ont.) turn on waveforms (v in =v out +1v, c in =1f, c out =1f, t a =25c) v out = 1.8v time t ( s) output voltage ce input voltage 0 40 80 120 160 200 output voltage v out (v) 0 1 3 2 1 2 ce input voltage v ce (v) i out =0ma i out =30ma i out =300ma 0 v out = 2.8v time t ( s) output voltage ce input voltage 0 40 80 120 160 200 output voltage v out (v) 0 2 2 4 ce input voltage v ce (v) i out =0ma i out =30ma i out =300ma 0 4 v out = 3.3v time t ( s) output voltage ce input voltage 0 40 80 120 160 200 output voltage v out (v) 0 2 2 4 ce input voltage v ce (v) i out =0ma i out =30ma i out =300ma 0 4 v out = 1.8v (discharge) time t ( s) output voltage ce input voltage output voltage v out (v) 0 1 3 2 1 2 ce input voltage v ce (v) i out =0ma i out =30ma i out =300ma 0 0 200 400 600 800 1000 v out = 2.8v (discharge) time t ( s) output voltage ce input voltage output voltage v out (v) 0 2 2 4 ce input voltage v ce (v) i out =0ma i out =30ma i out =300ma 0 4 0 200 400 600 800 1000 v out = 3.3v (non - discharge) time t ( s) output voltage ce input voltage 0 20 0 400 60 0 80 0 10 00 output voltage v out (v) 0 2 2 4 ce input voltage v ce (v) i out =30ma i out =300ma 0 4
ap7343 document number: ds3 7952 rev. 2 - 2 11 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 application information output capacitor an output capacitor (c out ) is needed to improve transient response and maintain stability. the ap7343 is stable with very small ceramic output capacitors. the esr (equivalent series resistance) and capacitance drives the selection. if the application has large load variations, it is recommended to utilize low - esr bulk capacitors. it is recommended to place ceramic capacitors as close as possible to the load and the ground pin and care should be taken to reduce the impedance in the layout. input capacitor to prevent the input voltage from dropping during load ste ps , it is recommended to utilize an input capacitor (c in ). a minimum 0.47f ceramic capacitor is recommended between v in and gnd pins to decouple input power supply glitch. this input capacitor must be located as close as possible to the device to assure input stability and reduce noise. for pcb layout, a wide copper trace is required for both v in and gnd pins. enable control the ap7343 is turned on by setting the en pin high, and is turned off by pulling it low. if this feature is not used, the en pin should be tied to v in pin to keep the regulator output on at all time s . to ensure proper operation, the signal source used to drive the en pin must be able to swing above and below the specified turn - on/off voltage thresholds listed in the electrical characteristics section. short circuit protection when v out pin is short - circuit to gnd, short circuit protection will be triggered and clamp the output current to approximately 60ma. this feature protects the regulator from overcurrent and damage due to overheating. layout considerations for good ground loop and stability, the input and output capacitors should be located close to the input, output, and ground pins of the device. the regulator ground pin should be connected to the external circuit ground to reduce voltage drop caused by trace impedance. ground plane is generally used to reduce trace impedance. wide trace should be used for large current paths from v in to v out , and load circuit. esr vs. output current ceramic type output capacitor is recommended for this series; however, the other output capacitors with low esr also can be used. the relations between i out (output current) and esr of an output capacitor are shown below. the stable region is marked as the hatched area in the graph. measurement conditions : frequency band: 10hz to 2mhz , temperature : ?40c to + 85c . 0.001 0.01 0.1 1 10 100 0 50 100 150 200 250 300 esr ( ) output current iout (ma) esr vs. output current ap7343 - 18 - 40 c 85 c 0.001 0.01 0.1 1 10 100 0 50 100 150 200 250 300 esr ( ) output current iout (ma) esr vs. output current ap7343 - 33 - 40 c 85 c
ap7343 document number: ds3 7952 rev. 2 - 2 12 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 ordering information (note 12) part number package code packaging 7 tape and reel quantity part number suffix ap7343 - xx x fs4 - 7b fs4 x2 - dfn1010 - 4 10 , 000/tape & reel - 7 b ap7343 d - xx x fs4 - 7b fs4 x2 - dfn1010 - 4 10 , 000/tape & reel - 7 b note: 12 . for packaging details, go to our website at http : //www.diodes.com/products/packages.html . a p 7 3 4 3 x - x x x f s 4 C p a c k a g e o u t p u t d i s c h a r g e f s 4 : x 2 - d f n 1 0 1 0 - 4 7 b : t a p e & r e e l p a c k i n g 0 9 : 0 . 9 v b l a n k : n o n - d i s c h a r g e d : o u t p u t d i s c h a r g e o u t p u t v o l t a g e 1 0 : 1 . 0 v 1 0 5 : 1 . 0 5 v 1 1 : 1 . 1 v 1 2 : 1 . 2 v 1 3 : 1 . 3 v 1 3 5 : 1 . 3 5 v 1 4 : 1 . 4 v 1 8 5 : 1 . 8 5 v 1 5 : 1 . 5 v 1 6 : 1 . 6 v 2 0 : 2 . 0 v 2 1 : 2 . 1 v 1 7 : 1 . 7 v 1 8 : 1 . 8 v 1 9 : 1 . 9 v 2 2 : 2 . 2 v 2 3 : 2 . 3 v 2 5 : 2 . 5 v 2 6 : 2 . 6 v 2 7 : 2 . 7 v 2 8 : 2 . 8 v 2 8 5 : 2 . 8 5 v 2 9 : 2 . 9 v 2 9 5 : 2 . 9 5 v 3 0 : 3 . 0 v 3 1 : 3 . 1 v 3 2 : 3 . 2 v 3 3 : 3 . 3 v 3 4 : 3 . 4 v 3 5 : 3 . 5 v 3 6 : 3 . 6 v
ap7343 document number: ds3 7952 rev. 2 - 2 13 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 marking information (1) x2 - dfn1010 - 4 part number package identification code ap7343 - 09fs4 - 7b x2 - dfn1010 - 4 7b ap7343 - 10fs4 - 7b x2 - dfn1010 - 4 7c ap7343 - 105fs4 - 7b x2 - dfn1010 - 4 7d ap7343 - 11fs4 - 7b x2 - dfn1010 - 4 7e ap7343 - 12fs4 - 7b x2 - dfn1010 - 4 7f ap7343 - 135fs4 - 7b x2 - dfn1010 - 4 7g ap7343 - 15fs4 - 7b x2 - dfn1010 - 4 7h ap7343 - 18fs4 - 7b x2 - dfn1010 - 4 7j ap7343 - 185fs4 - 7b x2 - dfn1010 - 4 7k ap7343 - 22fs4 - 7b x2 - dfn1010 - 4 7m ap7343 - 25fs4 - 7b x2 - dfn1010 - 4 7n ap7343 - 28fs4 - 7b x2 - dfn1010 - 4 7p ap7343 - 285fs4 - 7b x2 - dfn1010 - 4 7r ap7343 - 295fs4 - 7b x2 - dfn1010 - 4 7s ap7343 - 30fs4 - 7b x2 - dfn1010 - 4 7t ap7343 - 31fs4 - 7b x2 - dfn1010 - 4 7u ap7343 - 32fs4 - 7b x2 - dfn1010 - 4 7v ap7343 - 33fs4 - 7b x2 - dfn1010 - 4 7w ap7343d - 09fs4 - 7b x2 - dfn1010 - 4 8b ap7343d - 10fs4 - 7b x2 - dfn1010 - 4 8c ap7343d - 105fs4 - 7b x2 - dfn1010 - 4 8d ap7343d - 11fs4 - 7b x2 - dfn1010 - 4 8e ap7343d - 12fs4 - 7b x2 - dfn1010 - 4 8f ap7343d - 13fs4 - 7b x2 - dfn1010 - 4 8g ap7343d - 135fs4 - 7b x2 - dfn1010 - 4 8h ap7343d - 14fs4 - 7b x2 - dfn1010 - 4 8j ap7343d - 15fs4 - 7b x2 - dfn1010 - 4 8k ap7343d - 16fs4 - 7b x2 - dfn1010 - 4 8m ap7343d - 17fs4 - 7b x2 - dfn1010 - 4 8n ap7343d - 18fs4 - 7b x2 - dfn1010 - 4 8p ap7343d - 185fs4 - 7b x2 - dfn1010 - 4 8r ap7343d - 19fs4 - 7b x2 - dfn1010 - 4 8s ap7343d - 20fs4 - 7b x2 - dfn1010 - 4 8t ap7343d - 21fs4 - 7b x2 - dfn1010 - 4 8u ap7343d - 22fs4 - 7b x2 - dfn1010 - 4 8v part number package identification code ap7343d - 23fs4 - 7b x2 - dfn1010 - 4 8w ap7343d - 25fs4 - 7b x2 - dfn1010 - 4 8x ap7343d - 26fs4 - 7b x2 - dfn1010 - 4 8y ap7343d - 27fs4 - 7b x2 - dfn1010 - 4 8z ap7343d - 28fs4 - 7b x2 - dfn1010 - 4 6j ap7343d - 285fs4 - 7b x2 - dfn1010 - 4 6k ap7343d - 29fs4 - 7b x2 - dfn1010 - 4 6m ap7343d - 295fs4 - 7b x2 - dfn1010 - 4 6n ap7343d - 30fs4 - 7b x2 - dfn1010 - 4 6p ap7343d - 31fs4 - 7b x2 - dfn1010 - 4 6r ap7343d - 32fs4 - 7b x2 - dfn1010 - 4 6s ap7343d - 33fs4 - 7b x2 - dfn1010 - 4 6t ap7343d - 34fs4 - 7b x2 - dfn1010 - 4 6u ap7343d - 35fs4 - 7b x2 - dfn1010 - 4 6v ap7343d - 36fs4 - 7b x2 - dfn1010 - 4 6w y : year : 0 ~ 9 ( top view ) x : a ~ z : internal code y w x xx xx : identification code w : week : a ~ z : 1 ~ 26 week ; a ~ z : 27 ~ 52 week ; z represents 52 and 53 week
ap7343 document number: ds3 7952 rev. 2 - 2 14 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 package outline dimensions (all d imensions in mm . ) please see ap02002 at http://www.diodes.com/datasheets/ap02002.pdf for the latest version. suggested pad layout please see ap02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. x2 - dfn1010 - 4 dim min max typ a - 0.40 0.39 a1 0.00 0.05 0.02 a3 - - 0.13 b 0.20 0. 30 0.2 5 d 0.95 1.05 1.00 d2 0. 38 0. 58 0. 4 8 e 0.95 1.05 1.00 e2 0.3 8 0. 58 0.4 8 e - - 0. 6 5 l 0. 20 0. 30 0.25 l 1 0. 27 0. 37 0. 32 l 2 0. 02 0. 12 0. 07 z - - 0. 05 0 all dimensions in mm dimensions value (in mm) c 0.650 x 0.250 x1 0.480 x2 0.900 x3 0.070 y 0.400 y1 0.470 y2 0.220 y 3 0.480 y4 1.300 y5 0.180 l2 e2 d2 c0.25 c0.18(3x) l1 seating plane a a1 a3 d e z b e l c x2 y1 y4 y3 x1 x y y2 x3 y5
ap7343 document number: ds3 7952 rev. 2 - 2 15 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 tape orientation for ap7343 - xxxfs4 - 7b& ap7343d - xx x fs4 - 7 b note : 1 3 . the taping orientation of the other package type can be found on our website at http://www.diodes.com/datasheets/ap02007.pdf .
ap7343 document number: ds3 7952 rev. 2 - 2 16 of 16 www.diodes.com december 2015 ? diodes incorporated ap734 3 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 make modifications, enhancements, improvements, corrections or other c hanges without further notice to this document and any product described herein. diodes incorporated does not assume 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 document 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. diodes incorporated do es not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall indemni fy 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 unauthorized applicat ion. products described herein may be covered by one or more united states, international or foreign patents pending. product name s and markings noted herein may also be covered by one or more united states, international or foreign trademarks. this docu ment is written in english but may be translated into multiple languages for reference. only the english version of this docu ment is the final and determinative format released by diodes incorporated. life support diodes incorporated products are specifi cally not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive officer of diodes incorporated. as used herein: a. life support devices or systems 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 properly used in accordance with instructions for use provided in t he labeling can be reasonably expected to result in significant in jury 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 requirem ents 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 incorporated. furthe r, 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 ? 2015, diodes incorporated www.d iodes.com

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