APE8837

APE8837_16 A-POWER | Alldatasheet

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A E FEATUR ▓ Input Vol t ▓ Varied Fi x ▓ 200mV D ≧2.5V) ▓ Output C ▓ Low Qui e ▓ Current L ▓ Thermal ▓ Fast Tra n ▓ Low ES R ▓ Halogen TYPICA ecifications su Advanc Electron DUA RES tage Range xed Output V Dropout at 20 urrent: 200m escent Curre Limit and Sho Shutdown P nsient Respo R Capacitor C Free Produc AL APPLI VO ubject to chang ced Pow nics Co L CHA N : 2.5V to 6V Voltage Com 00mA Output mA/channel ( ent : 60uA (ty ort Current P rotection onse Compatible (X ct CATION COUT2 OUT2 2.2uF VIN ge without not wer orp. NNEL L mbinations Current (Vo typ.) yp.) Protection X7R, X5R) CIN 2.2uF VOU EN2 tice LDO R E ut DES The A ripple voltag functi turned powe The A the in per ch for th each trim m The cera m outpu maint due to and h freque and D T2 V O U GND APE8 EVIN EGULAT SCRIPTIO APE8837 is e rejection r a ge regulato r on allows t h d off indepen r consumptio APE8837 has nrush curren hannel and a e output cu r regulator ming. APE8837 i s mic capacit o ut stability. T tained even o the excelle high PSRR a ency. It is a DFN 2x2 pac UT1 8837 EN1 TORS W ON a high acc u atio, low dro p rs with ena b he output o f ndently, resu on. s the soft sta t. The curre also operate rrent limiter. is set ind e s fully com p ors, reducin g This high l e during freq u ent transient achieved ac available in t ckages. COUT1 2.2uF VOUT AP WITH E urately, low n pout, dual C ble function f each regul lting in great art function to nt limit is o v s as a short The output v ependently patible with g cost and evel output uent load fl u response pe ross a broa d the SOT-26 , 0140331V7.4 E8837 NABLE noise, high MOS LDO . The EN ator to be tly reduced o suppress ver 250mA protection voltage for by metal low ESR improving stability is uctuations, erformance d range of , TSOT-26 E

A E ORDER APE8837 X ABSOLU V I N VOUT1, VO EN1, EN2 Output Cur Junction T e Operating T Storage Te Lead Tem p Thermal Re Thermal R Note: RθJA is m 2x2-6L). A : 1.5V+ B : 1.8V+ C : 1.8V+ D : 1.8V+ E : 2.5V+ F : 2.8V+ G : 2.8V+ H : 2.8+3 Ou Advanc Electron ING / PA Output XX Packa Y: SOT TY: TS GN2: D UTE MAX OU T 2 rent (IO1+IO2) emperature ( Temperature mperature R perature (Sol esistance fro Resistance f measured with t +2.8V J : 2 +2.8V K : 3 +2.6V L : 3 . +3.3V M : 3 +2.8V N : 1 +1.2V P : 1 +1.8V Q : 1 3.0V R : 3 utput Type C ced Pow nics Co ACKAGE t Type Code age Type T-26 SOT-26 DFN 2x2-6L XIMUM R TJ) e Range (TOP Range (TST) dering, 10se m Junction t SOT-26 / T DFN from Juncti o SOT-26 / T DFN the PCB coppe 2.8+3.3V S .0+3.0V T .0V+3.3V U 3.3V+3.3V V .2V+3.3V W .8V+3.0V X .5V+2.5V Y .3V+1.8V Z Code : (VOUT wer orp. INFORM RATINGS ec . ) to Ambient (R TSOT-26 N 2x2-6L on to Case TSOT-26 N 2x2-6L er area of appr o S: 1.2V+1.8V T : 1.5V+3.3V U : 2.5V+2. 5 V : 1.5V+3. 0 W : 1.2V+2. 8 X : 1.2V+1.2V Y : 2.8V+1. 5 Z : 2.8V+2.8V T1+VOUT2) MATION S (at TA=25°C -0.3V -0.3V -0.3V 800m -40 t -40° -65 t 260° RθJA) 250° 120° (RθJC) 180C 25°C oximately 1 in V V V V EN VI EN V to 6.5V V to 6.5V V to 6.5V mA to 125°C C to 85°C to +150°C °C/W °C/W C/W C/W Multi-layer) whic EN1 VIN VVOUT1 GND 1 2 (Marking Top View SOT-26 / TSO Top View DFN 2x2-6 N Exposed Pad GND ch connect to G AP EN2 VOUT2 w OT-26 w VOUT2 GND VOUT1 GND pin or exp E8837 osed pad (DFN N

A E ELECTR (VIN=5V, TA PAR Input Voltag Output Volta Quiescent C Dropout Vol Current Lim Short Circui Line Regula Load Regul Ripple Reje Output Volta Coefficient ( Enable Inpu Enable Pull- Shutdown C Thermal Sh (Note2) Note1: It is Note2: Gua Advanc Electron RICAL SP =25°C, unle RAMETER ge age Accuracy Current ltage mit (Note1) it Current ation ation (Note 1) ction (Note2) age Tempera (Note2) ut Threshold -high Curren Current utdown Thre measured at rantee by de ced Pow nics Co PECIFICA ss otherwise SY V y ∆V IC VD ILI IS ∆VL PS ature VE VE nt IEN IS eshold T t constant jun esign, not pro wer orp. ATIONS e specified) YM VIN I OUT=1 VOUT IOUT =1 IOUT =1 CC IOUT1,2= ROP IOUT=0 IOUT=0 IOUT=0 IOUT=0 MIT VIN=VO SC Outpu each c VLINE I OUT =1 LOAD I OUT =1 SRR f=120H C. I OUT=1 ENH VIN=5V VIN=3. ENL VIN=5V VIN=3. N1,2 V EN1,2 SD I OUT1,2 SD Hyste r nction tempe oduction test TEST CON 0mA 1mA, VIN=5V 1mA, VIN=5V =0mA, VIN=5 0.2A, VO=VO- 0.2A, VO=VO- 0.2A, VO=VO- 0.2A, VO=VO- OUT +1.0V, VE ut Voltage < 0 channel 1mA, VIN=VO 1~100mA, V Hz, IOUT= 30m mA V .3V V .3V = 0V =0mA, VIN=5 resis erature by us ted. NDITION V, VOUT >1.8V V,VOUT ≦1.8V -2%, VOUT=1. -2%, VOUT=1. -2%, VOUT=1. -2%, VOUT>2. EN=VIN 0.25xVOUT, OUT+1V to 6.0 VIN=VOUT+1V mA 5V, VEN1,2=0V sing pulsed te MIN 2.5 V -2 V -0.04 .2V .5V .8V .5V 250 1.7 1.4 V - esting with a AP TYP M A 0 . 60 1 1100 1 5 800 1 2 500 9 200 4 150 0.2 0 0.01 0 . +100 2 4 150 a low ON time E8837 AX UNIT 6 V 2 % .04 V 00 uA 500 mV 200 mV 00 mV 00 mV mA mA 0.3 %/V .03 %/mA dB ppm/ ºC V V .2 V .0 V 2 uA 4 uA oC oC

A E PIN DES PIN No. BLOCK Advanc Electron SCRIPTIO PIN S E V E VO G VO DIAGRA VOUT2 ced Pow nics Co ONS YMBOL EN1 V VIN I EN2 V OUT2 O GND C OUT1 O AM Curr Limi Error Amp wer orp. VOUT1 Enab Input Voltage VOUT2 Enab Output2 Volt Common Gr Output1 Volt rent it 2 Ena E ble Control P ble Control P tage. ound Pin. tage. VIN Bandgap Thermal Shutdown Enab EN able 2 EN2 PIN DESC Pin. Internal p Pin. Internal p Cu Lim-+ le 1 CRIPTION pull high. pull high. urrent mit 1 Error Amp AP VOUT1 GND E8837

A E TYPICA 100 2.5 ICCQ (uA) 1.18 1.184 1.188 1.192 1.196 1.2 1.204 1.208 1.212 1.216 1.22 2.5 VOUT (V) 1.1 1.12 1.14 1.16 1.18 1.2 1.22 1.24 1.26 1.28 1.3 VOUT (V) Advanc Electron AL PERFO V 33 . 5 V 33 . 5 IO ced Pow nics Co ORMANC VIN VS. ICCQ 44 . 5 VIN (V) C I VIN VS. VOUT 44 . 5 VIN (V) OUT VS. VOUT 100 IOUT (mA) wer orp. CE CHAR 55 . 5 Channel1+Channe IOUT1=IOUT2=0mA 55 . 5 IOUT=1 150 VIN=5 RACTER el2 Shutdown Current (uA) mA 3 VOUT (V) 200 VOUT (V) ISTICS 2.5 3 3.2 3.22 3.24 3.26 3.28 3.3 3.32 3.34 3.36 3.38 3.4 3.2 .25 3.3 .35 3.4 VIN VS. Shutdow 3.5 4 VIN ( VIN VS.VO 4.5 VIN IOUT VS. V 50 1 IOUT AP n Current 4.5 5 VEN OUT 55 . 5 N (V) IO OUT 00 150 (mA) E8837 5.5 6 N1=VEN2=0V OUT=1mA 200 VIN=5V

A E TYPICA 200 400 600 800 1000 1200 Dropout Voltqge (mV) 3.2 3.25 3.3 3.35 3.4 -40℃ VOUT (V) Advanc Electron AL PERFO IOUT VS 100 IO Tempe -20℃ 0℃ ced Pow nics Co ORMANC S. Dropout Voltage 150 OUT (mA) erat ure VS. VOUT 25℃ 50℃ Temperature wer orp. CE CHAR 200 VOU VOU VOU VOU 85℃ 105℃ VIN=5V IOUT=1mA RACTER UT=1.2V UT=1.8V UT=2.8V UT=3.3V ICCQ (uA) 125℃ A 1.VOUT (V) ISTICS (C -40℃ -20℃ 1.2 -40℃ -20℃ Continued Temperature V 0℃ 25℃ Tem per Temperature V 0℃ 25℃ Tempe AP VS. ICCQ 50℃ 85℃ rature Channel1 IOUT1=IOUT VS. VOUT 50℃ 85℃ rat ure E8837 105℃ 125℃ +Channel2 T2=0mA 105℃ 125℃ VIN=5V IOUT=1mA

A E TYPICA Advanc Electron AL PERFO Line Load EN O ced Pow nics Co ORMANC Transient Transient ON (EN1) wer orp. CE CHAR RACTER ISTICS (C Continued Line Trans Load Trans EN ON (EN AP ient sient N2) E8837

A E FUNCTI The APE88 output volt a diagram, it c an internal compares t voltage is l current to p transistor g a resistive div shutdown lo Enable Fun EN1 and EN power off l e between pin Dropout Vo A regulator supply volta drain-to-sou Current Lim Each chann gate voltage Thermal Sh Thermal S h exceeds TJ sensor turn pulsed out p Thermal s h continuous be exceed e Advanc Electron ON DES 837 is a highl age for eac h consists of a feedback v o the referenc ower than t ass to the V ate is pulled vider connect ogic. nction N2 pin start a evel, the op e ns VIN and VO oltage ’s minimum age. The A P urce on-resis mit nel of APE88 e, estimates hutdown Pro hutdown pr o = +150°C, a s the pass t put during co hutdown pro operation, th ed. ced Pow nics Co CRIPTIO ly accurate, d h regulator a reference, oltage divid e e with the f he referenc e OUT pin and i up to decrea ted to VOUT p and stop the eration of al l OUT is switch input-output PE8837 use stance RDS (O 837 includes the output c otection otection limit s thermal sen ransistor on ntinuous the tection is d e he absolute m wer orp. ON dual, low no is set inde p error amplifie er. The ban d feedback vo e voltage, t h increases the ase the outpu pin. Additiona correspondi l internal cir c ed off, allowi t voltage di f a P- chann e N) multiplied VDROPOUT = s a fold back urrent, and li s total pow e nsor turns off again after rmal shutdow esigned to p maximum op ise, CMOS L pendently b y er, a P-chan d gap refer e ltage and a he pass- tra n e output volt ut voltage. Th al blocks incl ng outputs in cuit stops, t h ing current c fferential, or el MOSFET p by the load c VIN-VOUT = R current limit imits the out er dissipatio the pass tra the junction wn condition protect the perating junct LDO voltage y fuse trimm nel pass tran ence is con n mplifies the nsistor gate age. If the fe he output vol ude an outpu ndependently he build-in P consumption dropout vol pass transist current. RDS(ON) x IOUT ter. It monito put current w n of APE88 nsistor, allow temperature APE8837 i n tion tempera regulators w ing. As illu s nsistor, an O nected to t h voltage dif f is pulled l o eedback volta ltage is feed ut current lim y. When the P-channel MO to be drastic tage, deter m tor, its dropo ors and contr within 250mA 37. When t h wing the IC to e cools dow n n the event ture rating of AP with enable f strated in fu ON/OFF cont he error am p ference. If t h ower, which age is too hi back throug miter, thermal EN pin is sw OSFET outp cally reduced mines the lo out voltage i s rols the pass he junction o cool down. n by 40°C, r of fault co n f TJ = +125°C E8837 unction. The nction bloc k trol logic and plifier, whic h he feedbac k allows mor e gh, the pass h an internal sensor, and witched to the put transistor west usabl e s function o f s transistor’s temperature The thermal esulting in a nditions. Fo r C should not e k d h k e s l d e r e f s e l a r t

A E APPLIC Like any low specifically These capa Please note in guarding Input Capa An input c capacitance device to as type (like a tantalum) ca to stable o temperature 1uF over th Output Cap The APE88 (temperatur minimum ca stability, but capacitor's Thermal C o The APE88 range. How junction tem within the r output curre The final o p equation: Where T J ( M temperature minimum fo Advanc Electron ATION IN w-dropout re designed f o acitors must e that linear r against osci acitor apacitance e may be in c ssure input s aluminum e an be mixed operation. T h e coefficient e entire oper pacitor 837 is design re characteri apacitance f t it may be in ESR is critic onsideration 37 series ca wever, the ma mperature do range speci f ent and the v P D = ( perating junc P D (MA MAX) is the m e. The ther m ootprint is 250 ced Pow nics Co NFORMA egulator, the or portable a be correctly regulators wi llation cause of 2.2uF is creased with stability. A low lectrolytic) r in parallel, b here are no must be co n rating tempe ed specifica stics X7R, X for the devi c creased with al because it ns n deliver a cu aximum outp oes not exce fied under o voltage drop (VIN - VOUT) IO ction tempera AX) = (TJ (MAX) - maximum ju n mal resistanc 0°C/W. wer orp. ATION APE8837 re

applications

hout limit). T wer ESR ca requires mo but the total e requiremen nsidered wh erature range lly to work w X5R) in 1uF ce is 2.2uF, X hout limit. Hig t forms a zer urrent of up t put current m ed 125°C. W perating co n across regul OUT + VIN x IG ature for any - TA) / RthJA nction temp e ce from junc t equires input requiring mi r good perf o pout voltage cient decoupl etween inp u The input ca p pacitor allow re capacita n equivalent in nts for the E en selecting with very sma is suitable f X5R or X7 R gher capacita ro to provide to 200mA/ch must be deba With all possi nditions. Po w lator. GND y set of con d erature of th e tion to ambi e and output d nimum boa r ormance (see e have high in ling capacita ut pin and g pacitor must ws the use o f nce. Capac i nput capacita ESR on the the capacit all ceramic ou for the APE 8 R dielectric c ance values phase lead annel over th ated at highe ble condition wer dissipati ditions can b e die (125° C ent (RθJA) of decoupling c rd space an e Capacitor C nternal loop ance. ground dire c t be located f less capaci itor types ( a ance/ ESR m input capa or to ensur e utput capacit 8837 applica ceramic, betw help to impro which is requ he full operat er ambient te ns, the juncti on can be c e estimated C) and T A i s f SOT-26 p a AP capacitors. T d smallest c Characterist gains which ctly (the a m less than 1 c tance, while aluminum, c must be defin citor, but to e the capaci t tors. A ceram ation. The re ween VOUT a ove transient uired for loop ting junction emperature to ion temperat calculated b a by the follow s the maxi m ackage at re E8837 The device is components. ics Section). require care mount of th e cm from th e higher ESR ceramic an d ed as above lerance an d tance will b e mic capacitor commended and GND fo r t. The output p stability. temperature o ensure the ture must be ased on th e wing thermal mum ambien t commended s e e e R d e d e r d r t e e e e l t d

A E MARKIN SOT-26 / TS RP& DFN 2x2-6L R Y Identif ic at Code A B C D E F G H Advanc Electron NG INFO SOT-26 &SS L RP& YWS ion VOUT 1+ 1.5V+ 1.8V+ 1.8V+ 1.8V+ 2.5V+ 2.8V+ 2.8V+ 2.8V+ ced Pow nics Co RMATIO Part Date SS:2 SS:2 SS:2 SS:2 Outp +VOUT 2 Ident C +2.8V +2.8V +2.6V +3.3V +2.8V +1.2V +1.8V +3.0V wer orp. N Number : RP e Code 2004, 2008, 20 2003, 2007, 20 2002, 2006, 20 2001, 2005, 20 ut Voltage : se Part Number Date Code (Y Y : Year W : Week S : Sequen c Output Voltag tification Code V J 2 K 3 L 3 M 3 R 012… 011... 010… 009... ee Identificatio r : RP YWS) ce ge: see Identif OUT 1+VOUT 2 2.8V+3.3V 3.0V+3.0V 3.0V+3.3V 3.3V+3.3V .2V+3.3V .8V+3.0V .5V+2.5V 3.3V+1.8V on Code fication Cod e Identif ic ation Code S T U V W X Y Z n VOUT 1+VO 1.2V+1.8 1.5V+3.3 2.5V+2.5 1.5V+3.0 1.2V+2.8 1.2V+1.2 2.8V+1.5 2.8V+2.8 AP OUT2 E8837