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| TL1451A |
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 TI
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6 page 
TL1451A DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, f = 200 kHz (unless otherwise noted) reference section PARAMETER TEST CONDITIONS TL1451AQ, TL1451AM UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Output voltage (pin 16) IO =1mA TA = 25°C 2.40 2.50 2.60 V Output voltage (pin 16) IO = 1 mA TA = MIN and 125°C 2.35 2.46 2.65 V Output voltage change with temperature – 0.63% * ±4% TA = 25°C 2.0 12.5 Input voltage regulation VCC = 3.6 V to 40 V TA = 125°C 0.7 15 mV TA = MIN 0.3 30 TA = 25°C 1.0 7.5 Output voltage regulation IO = 0.1 mA to 1 mA TA = 125°C 0.3 14 mV TA = MIN 0.3 20 Short-circuit output current VO = 0 3 10 30 mA *These parameters are not production tested. † All typical values are at TA = 25°C unless otherwise indicated. undervoltage lockout section PARAMETER TEST CONDITIONS TL1451AQ, TL1451AM UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT TA = 25°C 2.72 Upper threshold voltage (VCC) TA = 125°C 1.70 V TA = MIN 3.15 TA = 25°C 2.60 Lower threshold voltage (VCC) TA = 125°C 1.65 V TA = MIN 3.09 TA = 25°C 80 120 Hysteresis (VCC) TA = 125°C 10 50 mV TA = MIN 10 60 TA = 25°C 1.50 Reset threshold voltage (VCC) TA = 125°C 0.95 V TA = MIN 1.50 † All typical values are at TA = 25°C unless otherwise indicated. |
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