lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 1 of 6 preliminary datasheet lp 398 6 h 6 00ma,ultra - low noise ldo regulator general description the lp 3986h is designed for portable applications with demanding performance and space requirements. the lp 3986h performance is optimized for battery - powered systems to deliver ultra low noise and low quiescent current. regulator ground current increases only slightl y in dropout, further prolonging the battery life. the lp 3986h also works with low - esr ceramic capacitors, reducing the amount of board space necessary for power applications, critical in hand - he ld wireless devices. the other features include ultra low dro pout voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. available in the 3 - lead of sot - 23 and sot - 89 packages . order information lp 398 6 h f: pb - free package type b3: sot23 - 3 x3: sot - 89 output type 12: 1.2v 15: 1.5v 18: 1.8v 25: 2.5v 28: 2.8v 30: 3.0v 33: 3.3v 50: 5.0v features ? ult ra - low - noise for rf application ? 2.5v - 6.5 v input voltage range ? low dropout : 48 0mv @ 6 00ma ? ultra - fast response in line/load transient ? current limiting and thermal shutdown protection applications ? pmp/pda/mp3 players ? cellular and mobile phone ? rf module ? sensor module typical application circuit marking information device marking package shipping lp3986h bf s ot23 - 3 3k/reel LP3986HX3F sot89 1 k/reel vin 2.2 uf 2.2 uf lp3986h vin out gnd vout
lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 2 of 6 preliminary datasheet lp 398 6 h functional pin description package type pin configurations sot23 - 3 / sot - 89 pin description pin name description sot - 89 sot23 - 5 1 1 gnd ground . 2 3 vin power input pin. 3 2 out output pin. function diagram s o t 2 3 - 3 t o p v i e w 3 1 2 t o p v i e w 3 2 1 s o t 8 9 - 3
lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 3 of 6 preliminary datasheet lp 398 6 h absolute maximum ratings ? supply input voltage -------------------------------- -------------------------------- -------------------------------- ----- 7 v power dissipation, pd @ ta = 25 c ? sot - 23 -------------------------------- -------------------------------- -------------------------------- ----------------- 4 5 0mw ? sot - 89 -------------------------------- -------------------------------- -------------------------------- ----------------- 70 0mw package thermal resistance ? sot - 23 , ja -------------------------------- -------------------------------- -------------------------------- -------- 2 50 c/w ? sot - 89 , ja -------------------------------- -------------------------------- -------------------------------- -------- 165 c/w ? lead temperature (soldering, 10 sec.) -------------------------------- -------------------------------- -------- 260c ? storage temperature range -------------------------------- -------------------------------- ---------- ? 65c to 1 6 5 c esd susceptibility ? hbm (human body mode) -------------------------------- -------------------------------- ----------------------------- 2kv ? mm(machine - mode) -------------------------------- -------------------------------- -------------------------------- --- 200v recommended operating conditions ? supply input voltage -------------------------------- -------------------------------- --------------------------- 2.5v to 6 v ? operation junction temperature range -------------------------------- ---------------------------- - 20 c to 125c ? operation ambient temperature range -------------------------------- ----------------------------- - 2 0c to 85c electrical characteristics (vin = vout + 1 v, cin = cout = 2.2 f, ta = 25 c, unless otherwise specified) parameter symbol test conditions min typ . max units output voltage accuracy v out /v out i out = 1ma ? 3 -- + 3 % current limit i lim r load = 1? 6 5 0 ma quiescent current i q i out = 0ma 90 a dropout voltage v drop i out = 6 00ma, v out > 2.8v 480 mv line regulation v out /v out v in = (v out + 1v) to 5.5v, i out = 1ma 0. 2 % load regulation v load 1ma < i out < 300ma 2 % thermal shutdown temperature t sd 1 5 0 c thermal shutdown hysteresis 20 c
lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 4 of 6 preliminary datasheet lp 398 6 h typical operating characteristics
lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 5 of 6 preliminary datasheet lp 398 6 h p ackaging information sot - 89 - 3
lp 398 6 h - 0 1 oct . - 20 1 3 email: marketing@lowpowersemi.com www.lowpowersemi.com page 6 of 6 preliminary datasheet lp 398 6 h sot23 - 3
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