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LP2988AILD-3.0 Datasheet(PDF) 9 Page - National Semiconductor (TI) |
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LP2988AILD-3.0 Datasheet(HTML) 9 Page - National Semiconductor (TI) |
9 / 24 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 Power Dissipation (Note 3) Internally Limited Input Supply Voltage (Survival) −0.3V to +16V Input Supply Voltage (Operating) 2.1V to +16V Shutdown Pin −0.3V to +16V Sense Pin −0.3V to +6V Output Voltage (Survival) (Note 4) −0.3V to +16V 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 full operating temperature range. Un- less otherwise specified: V IN =VO(NOM) + 1V, IL = 1 mA, COUT = 4.7 µF, CIN = 2.2 µF, VS/D = 2V. Symbol Parameter Conditions Typical LM2987/8AI-X.X (Note 6) LM2987/8I-X.X (Note 6) Units Min Max Min Max ∆V O Output Voltage Tolerance −0.5 0.5 −1.0 1.0 %V NOM 0.1 mA < I L < 200 mA −0.8 0.8 −1.6 1.6 −1.8 1.8 −2.8 2.8 Output Voltage Line Regulation V O(NOM) + 1V ≤ VIN ≤ 16V 0.007 0.014 0.014 %/V 0.032 0.032 V IN–VO Dropout Voltage (Note 7) I L = 100 µA 1 2.0 2.0 mV 3.5 3.5 I L =75mA 90 120 120 170 170 I L = 200 mA 180 230 230 350 350 I GND Ground Pin Current I L = 100 µA 100 120 120 µA 150 150 I L =75mA 500 800 800 1400 1400 I L = 200 mA 1 2.1 2.1 mA 3.7 3.7 V S/D < 0.3V 0.05 1.5 1.5 µA I O(PK) Peak Output Current V OUT ≥ VO(NOM) − 5% 400 250 250 mA I O(MAX) Short Circuit Current R L = 0 (Steady State) (Note 10) 400 e n LP2987 Output Noise Voltage (RMS) BW = 300 Hz to 50 kHz, V OUT = 3.3V C OUT =10µF 100 µV(RMS) LP2988 Output Noise Voltage (RMS) BW = 300 Hz to 50 kHz, V OUT = 3.3V C OUT =10µF C BYPASS = .01 µF 20 Ripple Rejection f = 1 kHz, C OUT =10µF C BYP = 0 (LP2988) 65 dB www.national.com 9 |
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