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LP3879MR-1.0 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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LP3879MR-1.0 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
3 / 11 page Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Storage Temperature Range −65˚C to +150˚C Operating Junction Temperature Range -40˚C to +125˚C Lead Temperature (Soldering, 5 seconds) 260˚C ESD Rating (Note 2) 2 kV Shutdown Pin 1kV Power Dissipation (Note 3) Internally Limited Input Supply Voltage (Survival) −0.3V to +16V Input Supply Voltage (Typical Operating) 2.5V to +6V SENSE Pin −0.3V to +6V Output Voltage (Survival) (Note 4) −0.3V to +6V I OUT (Survival) Short Circuit Protected Input-Output Voltage (Survival) (Note 5) −0.3V to +16V Electrical Characteristics Limits in standard typeface are for T J = 25˚C, and limits in boldface type apply over the temperature range of -40˚C to 125˚C. Limits are guaranteed through design, testing, or correlation. The limits are used to calculate National’s Average Outgoing Quality Level (AOQL). Unless otherwise specified: V IN = 3.0V, VOUT = 1V, IL = 1 mA, COUT = 10 µF, CIN = 4.7 µF, VS/D = 2V, C BYPASS =10nF. Symbol Parameter Conditions Min (Note 6) Typical (Note 7) Max (Note 6) Units V O Output Voltage Tolerance -1.0 1.00 1.0 %V nom 1mA ≤ I L ≤ 800 mA 3.0V ≤ V IN ≤ 6V -2.0 -3.0 1.00 2.0 3.0 Output Voltage Line Regulation 3.0V ≤ V IN ≤ 6V 0.007 0.014 %/V 0.032 V IN (min) Minimum Input Voltage Required To Maintain Output Regulation I L = 800 mA V OUT ≥ V OUT(NOM) -1% 2.5 3.1 V I L = 800 mA V OUT ≥ V OUT(NOM) -1% 0 ≤ T J ≤ 125˚C 2.5 2.8 I L = 750 mA V OUT ≥ V OUT(NOM) -1% 2.5 3.0 I GND Ground Pin Current I L = 100 µA 200 250 µA 275 I L = 200 mA 1.5 2 mA 3.3 I L = 800 mA 5.5 8.5 15 I O(PK) Peak Output Current V OUT ≥ V OUT(NOM) −5% 1200 mA I O(MAX) Short Circuit Current R L = 0 (Steady State) 1400 e n Output Noise Voltage (RMS) BW = 100 Hz to 100 kHz C BYPASS =10nF 18 µV(RMS) Ripple Rejection f=1kHz 60 dB www.national.com 3 |
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