advanced power electronics corp. dual 600ma ldo regulator with enable function features description input voltage range : channel 1 : 4.2v to 6v channel 2 : 3.2v to 6v low quiescent current is 30ua/per channel (typ.) tight load and line regulation fast transient response current limit and thermal shutdown protection only low-esr ceramic capacitors required for stability available in the esop-8 pb-free package halogen free product data and specifications subject to change without notice 20130111v1.1 APE8843 typical applicatio n package / ordering informatio n 1 the APE8843 is an efficient, precise dual-channel cmos ldo regulator optimized for ultra-low-quiescent applications. regulators output1 and output2 are capable of sourcing 600ma of output current. the regulators are stable with output capacitors as low as 1uf, including current limit, thermal shutdown protection, fast transient response, low dropout voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. the APE8843 regulators are able to support individual on/off function. the APE8843 regulators are available in used esop-8 package. ( top view ) 1 2 3 4 8 7 6 5 vout1 vout2 esop-8 gnd en2 vin1 gnd vin2 en1 gnd vin1 vout1 gnd c1 v in1 c2 APE8843 1uf 1uf out1 v vout2 vin2 en1 c3 v in2 1uf c4 1uf out2 v en2 on off on off APE8843 x C x mp : esop-8 output voltage package a : v out1 =3 .3 v, v out2 =1. 2 v b : v out1 = 2.5 v, v out2 =1.2v c : v out1 = 1.2 v, v out2 =1.1v http://www..net/ datasheet pdf - http://www..net/
advanced power electronics corp. APE8843 absolute maximum ratings v in1 , v in2 pin voltage (v in1,2 ) ---------------------------- 6.5v output voltage (v out1 /v out2 ) --------------------------- - gnd - 0.3 to v in + 0.3v enable voltage (v en1 /v en2 ) ------------------------------ gnd - 0.3 to v in + 0.3v power dissipation (p d ) ----------------------------------- - internally limited storage temperature range (t st ) -------------------- - -65c to 150c operating junction temperature range (t opj ) ---- - -40c to + 125c junction temperature (t j ) ------------------------------ - -40c to + 150c 15c/w 45c/w recommended operating conditions input voltage (v in1,2 ) ------------------------------------- - 3.2 to 6v operating junction temperature range (t j ) ------ - -40 to 125 ambient temperature (t a ) ------------------------------ -40 to 85 electrical specifications ( v in =v out +1.5v or v in =3.2v whichever is greater, c in =1uf, c out =1uf, t a =25 o c, unless otherwise specified) parameter sym test condition min typ max units v in1 4.2 - 6 v in2 3.2 - 6 v en1/2h 1.4 - - v en1/2l - - 0.4 shutdown current i sd1,2 --5 ua temperature shutdown t sd1,2 - 160 - c temperature shutdown hysterisis t sd1,2 -35- c regulator1 i out1 =1ma (APE8843mp-a) 3.234 3.3 3.366 i out1 =1ma (APE8843mp-b) 2.45 2.5 2.55 i out1 =1ma (APE8843mp-c) 1.176 1.2 1.224 i o =100ma, v o =3.3v - 250 400 i o =600ma, v o =3.3v - 800 900 i o =100ma, v o =2.5v - 250 300 i o =600ma, v o =2.5v - 1000 1200 quiescent current i q1 i o = 0ma - 30 55 a line regulation v line1 i o =1ma, v in test condition to 6v - 1 5 mv load regulation (note2) v load1 i o =0ma to 600ma - 50 100 mv current limit i limit1 r load =1 600 650 - ma i o =1ma, c out =1uf, f ripple = 1khz - -60 - i o =1ma, c out =1uf, f ripple = 10khz - -40 - regulator2 i out2 =1ma (APE8843mp-a) 1.176 1.2 1.224 i out2 =1ma (APE8843mp-b) 1.176 1.2 1.224 i out2 =1ma (APE8843mp-c) 1.078 1.1 1.122 v out1 v thermal resistance from junction to case (r thjc ) thermal resistance from junction to ambient (r thja ) note note: r thja is measured with the pcb copper area of approximately 1 in 2 (multi-layer). that need connect to exposed pad. input voltage v enable input threshold each channel v dropout voltage (note1) v drop1-b mv v drop1-c v drop1-a mv output voltage accuracy 2 output voltage accuracy v out2 v ripple rejection psrr1 db v o =1.2v guarantee by v in > 3.2v http://www..net/ datasheet pdf - http://www..net/
advanced power electronics corp. APE8843 pin descriptions parameter sym test condition min typ max units dropout voltage (note1) v drop2 v o =1.2v guarantee by v in > 3.2v quiescent current i q2 i o = 0ma - 30 55 a line regulation v line2 i o =1ma, v in test condition to 6v - 1 5 mv load regulation (note2) v load2 i o =0ma to 600ma - 50 100 mv current limit i limit2 r load =1 600 650 - ma i o =1ma, c out =1uf, f ripple = 1khz - -60 - i o =1ma, c out =1uf, f ripple = 10khz - -40 - note 1 the dropout voltage is defined as v in -v out , which is measured when v out drop about 100mv. note 2 regulation is measured at a constant junction temperature by using 30ms current pulse and load regulation in the load range fro m 0ma to 600ma. pin descriptions pin symbol pin description gnd common ground en1 channel 1 shutdown control pin en2 channel 2 shutdown control pin vout1 channel1 output voltage vout2 channel2 output voltage vin1 channel1 input voltage vin2 channel2 input voltage block diagra m 3 ripple rejection psrr2 db current limit1 - + vin2 vout1 gnd error amp bandgap thermal shutdown enable1 en1 current limit2 - + error amp enable2 en2 vout2 vin1 http://www..net/ datasheet pdf - http://www..net/
advanced power electronics corp. APE8843 marking information esop-8 4 part numbe r package code 8843mp-& ywwsss output voltage date code (ywwsss) y last digit of the year ww week sss sequence http://www..net/ datasheet pdf - http://www..net/
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