description the ht6206 is 250ma ultra-low quiescent current cmos low dropout (ldo) regulator designed for battery-powered equipments. the fixed output voltages are 1.5v, 1.8v ,2.8v,3.0vand 3.3v. the other features include 50 a low power consumption, low dropo ut voltage, high output accuracy, current limiting protection, and high ripple rejection ratio. features ? maximum output current: 250ma ? dropout voltage: 200mv (iout = 100ma) ? maximum operating voltage: 7v ? fixed output voltage: 1.5v, 1.8v , 2.8v, 3.0v and 3.3v. ? low power consumption: typ 50a ? operating temperature range: -40 ~+80 applications ? battery-powered equipment ? palmtops, notebook computers ? hand-held instruments ? pcmcia cards block diagram - + current limiter v in v out r2 r1 en gnd LD6206 1 of 4 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
ordering information part number temp range pin-package output voltage(v) 0615 -40c to +80c 3 sot23 l-type 1.5 0618 1.8 0628 2.8 0630 3.0 0633 3.3 pin configuration (top view) v in 1 2 3 gnd v out sot-23(l-type) pin assignment pin no. pin name function 3 vin power input 1 gnd ground 2 vout output voltage absolute maximum ratings parameter symbol ratings units input voltage vin 7 v power dissipation sot-23 pd @ta=25 0.4 w operating junction temperature range topr -40~+80 storage temperature tstg -65~+150 package thermal resistance (note1) ja 250 /w LD6206 2 of 4 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
electrical characteristics (vin=5.5v, cin=1 f, c o u t = 1 f, ta = 2 5 , unless otherwise specified) parameter symbol test condition min. typ. max. units input voltage range v in 2 -- 7 v output voltage accuracy v out i l =1ma -2 -- +2 % maximum output current i max v in = v out +0.6v, v in 3.6v 100 250 -- ma current limit i lim i l =100ma 150 -- -- ma gnd pin current i g no load -- 4 7 a i out =100ma 4 10 dropout voltage v drop i out =1ma, v in 3.6v -- 4 10 mv i out =50ma, v in 3.6v -- 200 300 i out =100ma, v in 3.6v -- 450 600 line regulation v line v in =(v out +0.3v) to 6v v in 3.6v, i out =1ma -0.2 -- +0.2 %/v load regulation v load i lout =0ma to 100ma -- 0.01 0.04 %/ma output noise e no bw=100hz to 50khz c out =10 f -- 250 -- v ripple rejection psrr f=1khz, c out =1 f -- 30 -- db en threshold 0.6 1 2 v thermal shutdown protection 125 -- -- note1. ja is measured in the natural convection at ta = 25c on a lo w effective thermal conductivity test board of jedec 51-3 thermal measurement standard. application information a 1 f (or larger) capacitor is recommended between vout and gnd for stability. the part may oscillate without the capacitor. any type of capacitor can be used, but not aluminum el ectrolytes when operating below ?25c. the capacitance may be increased without limit. a 1 f capacitor (or larger) should be placed between vin to gnd. typical application circuit ht6206 vin vout gnd vin cin 1uf + cout 1uf + vout LD6206 3 of 4 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
package symbol dimensions in millimeters dimensions in inches min max min max a 0.889 1.295 0.035 0.051 a1 0.000 0.152 0.000 0.006 b 1.397 1.803 0.055 0.071 b 0.356 0.508 0.014 0.020 c 2.591 2.997 0.102 0.118 d 2.692 3.099 0.106 0.122 e 1.803 2.007 0.071 0.079 h 0.080 0.254 0.003 0.010 l 0.300 0.610 0.012 0.024 LD6206 4 of 4 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
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