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UA79M15 Datasheet(PDF) 3 Page - Texas Instruments |
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UA79M15 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 4 page µA79M00 SERIES NEGATIVE-VOLTAGE REGULATORS SLVS060J – JUNE 1976 – REVISED MAY 2003 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 recommended operating conditions MIN MAX UNIT VI Input voltage µA79M05C –7 –25 V VI Input voltage µA79M08C –10.5 –25 V IO Output current 500 mA TJ Operating virtual junction temperature 0 125 °C electrical characteristics at specified virtual junction temperature, VI = –10 V, IO = 350 mA, TJ = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS† µA79M05C UNIT PARAMETER TEST CONDITIONS† MIN TYP MAX UNIT Output voltage VI = 7Vto 25 V IO =5mAto350 mA –4.8 –5 –5.2 V Output voltage VI = –7 V to –25 V, IO = 5 mA to 350 mA TJ = 0°C to 125°C –4.75 –5.25 V Input voltage regulation VI = –7 V to –25 V 7 50 mV Input voltage regulation VI = –8 V to –18 V 3 30 mV Ripple rejection VI = –8 V to –18 V, IO = 100 mA, TJ = 0°C to 125°C 50 dB Ripple rejection I , f = 120 Hz IO = 300 mA 54 60 dB Output voltage regulation IO = 5 mA to 500 mA 75 100 mV Output voltage regulation IO = 5 mA to 350 mA 50 mV Temperature coefficient of output voltage IO = 5 mA, TJ = 0°C to 125°C –0.4 mV/ °C Output noise voltage f = 10 Hz to 100 kHz 125 µV Dropout voltage 1.1 V Bias current 1 2 mA Bias current change VI = –8 V to –18 V, TJ = 0°C to 125°C 0.4 mA Bias current change IO = 5 mA to 350 mA, TJ = 0°C to 125°C 0.4 mA Short-circuit output current VI = –30 V 140 mA Peak output current 0.65 A † Pulse-testing techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately. All characteristics are measured with a 2- µF capacitor across the input and a 1-µF capacitor across the output. |
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