TS1082 10 amp low dropout positive voltage regulator g eneral description the TS1082 series of high perfor mance positive voltage regulator s are designed for us e in applications requiring low dropo ut performance at full rated current. additionally, the TS1082 series provide excellen t regulation over variations due to changes in lin e, load and temperature. outstanding features include low dropout performance at rated current, fast transient response, internal curre nt limiting and thermal shutdown protection of the output device. the TS1082 series are three terminal regulators with fixed an d adjustable voltage options available in popular packages. f eatures low dropout voltage 1.3v max. full current rating ov er line and temperature fast transient response total output regulation 2% over line, load and temperature adjust pin current max 120 a over temperature line regulation typical 0.015%. load regulation typical 0.05%. fixed/adjustable output voltage to-220 package block diagram ordering information absolute maximum rating input output adj/gnd v ref voltage regulation amplifier s.o.a current limiting amplifier thermal ? overload limit sense low dropout voltage 1.3v max. parameter symbol maximum units input voltage v in 7v power dissipation p d internally limited w thermal resistance junction to case jc 1.6 thermal resistance junction to ambient ja 50 operating junction temperature range t j 0 to +125 operating ambient temperature range t a -20 to +85 storage temperature range t stg -25 to +150 lead temperature (soldering) 10 sec t lead 260 / w TS1082cz TS1082cz-2.5 TS1082cz-3.3 -20 to +85 to-220 device (ambient) package operating temperature to-220
electrical characteristics unless otherwise specified, adjust v in =2.75v to 7v and adjust i o =10ma to 10a fixed v in =4.75v to 7v and fixed i o =10ma to 10a (1) low duty cycle pulse testing with kelvin connections required. (2) bandwidth of 10hz to10khz. (3) 120hz input ripple(c adj for adj)=25 f. (4) over temp. - over specified operating junction temperature range. v in - v out i o t j (4) min typ max output voltage (1) 5v 10ma 25 0.99 v o 1.01 v o fixed voltage over temp. 0.98 v o 1.02 v o reference voltage (1) 5v 10ma 25 1.238 1.262 adj voltage over temp. 1.225 1.275 line regulation (1) 25 0.015 (vin-vout=3v) over temp. 0.035 load regulation (1) 25 0.05 0.3 (vin-vout=3v) over temp. 0.2 0.4 dropout voltage 25 1 v ref = 1 over temp. 1.1 1.3 current limit (vin-vout=5v) quiescent current fixed model temperature coefficient t c 0.005 / 25 55 120 adjust pin current change i adj 0.2 5 temperature stability t s 5v 500ma 0.5 minimum load current adjust model rms output noise (2) v n 25 0.003 v o ripple rejection ratio (3) r a 5v 9.5a over temp. 60 72 db a ma v a ma 10.5 12 5 0.2 14 10 adjust pin current over temp. over temp. 9.5 10ma i q i adj i o 5v 5v reg (line) reg (load) v d i cl v ref 1.250 v test conditions test limits parameter symbol units v o v o
v in 4.75v 3.3v out c1 10 f c2 10 f 1 3 TS1082-3.3 fixed voltage regulator (1)(2) + + > v 2/tab i q (1) c1 needed if device is far from filter capacitors (2) c2 required for stability (1) c1 needed if device is far from filter capacitors (2) c2 required for stability v in 4.75v > v out 3.45v c1 10 f c2 10 f i adj v ref 1 3 r1 133 1% r2 232 1% TS1082-adj adjustable voltage regulator (1)(2) + + 2/tab ? ? ? ? ? ? ? ? ? ? v out = v ref (1+r 2 /r 1 ) + i adj r 2
h g b a k d c e f j l i m n p o min max min max a 10.00 10.50 0.394 0.413 b 3.24 4.44 0.128 0.175 c 2.44 2.94 0.096 0.116 d 3.565 4.315 0.140 0.170 e 0.68 0.92 0.027 0.036 f 1.115 1.485 0.044 0.058 g 2.345 2.715 0.092 0.107 h 13.49 14.31 0.531 0.563 i 4.475 5.225 0.176 0.206 j 1.15 1.39 0.045 0.055 k 27.78 29.62 1.094 1.166 l 2.175 2.925 0.086 0.115 m 0.297 0.477 0.012 0.019 n 8.28 8.80 0.326 0.346 o 14.29 15.31 0.563 0.603 p 6.01 6.51 0.273 0.256 to-220 dimension dim millimeters inches to-220 unit:mm
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