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LP3986BLX-2528 Datasheet(PDF) 4 Page - National Semiconductor (TI) |
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LP3986BLX-2528 Datasheet(HTML) 4 Page - National Semiconductor (TI) |
4 / 13 page Absolute Maximum Ratings (Notes 1, 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. V IN,VEN −0.3 to 6.5V V OUT −0.3 to (V IN+0.3V) ≤ 6.5V Junction Temperature 150˚C Storage Temperature −65˚C to +150˚C Pad Temp. (Note 3) 235˚C Maximum Power Dissipation (Note 4) 364mW ESD Rating (Note 5) Human Body Model Machine Model 2kV 200V Operating Ratings (Notes 1, 2) V IN 2.5 to 6V V EN 0to(V IN+ 0.3V) ≤ 6V Junction Temperature −40˚C to +125˚C Thermal Resistance θ JA 220˚C/W Maximum Power Dissipation (Note 6) 250mW Electrical Characteristics Unless otherwise specified: V IN =VOUT(nom) + 0.5V, CIN = 1 µF, IOUT = 1mA, COUT = 1 µF, CBYPASS = 0.01µF. Typical values and limits appearing in standard typeface are for T J = 25˚C. Limits appearing in boldface type apply over the entire junction temperature range for operation, −40˚C to +125˚C. (Note 7) (Note 8) Symbol Parameter Conditions Typ Limit Units Min Max ∆V OUT Output Voltage Tolerance I OUT = 1mA −2.5 −3.0 2.5 3.0 %of V OUT(nom) Line Regulation Error (Note 9) V IN =(VOUT(nom) + 0.5V) to 6.0V, I OUT =1 mA 0.006 0.092 0.128 %/V Load Regulation Error (Note 10) I OUT = 1mA to 150 mA 0.003 0.006 0.01 %/mA Output AC Line Regulation V IN =VOUT(nom) + 1V, I OUT = 150 mA (Figure 1) 1.5 mV P-P PSRR Power Supply Rejection Ratio V IN = 3.1V, f = 1 kHz, I OUT = 50mA(Figure 2) 60 dB V IN = 3.1V, f = 10 kHz, I OUT = 50mA(Figure 2) 50 I Q Quiescent Current Both Regulators ON V EN = 1.4V, IOUT =0 mA 115 200 µA Both Regulators ON V EN = 1.4V, IOUT = 0 to 150 mA 220 320 One Regulator ON V EN = 1.4V IOUT =0 mA 75 130 One Regulator ON V EN = 1.4V IOUT = 0 to 150 mA 130 200 V EN = 0.4V, Both Regulators OFF (shutdown) 0.001 2 4 Dropout Voltage (Note 11) I OUT =1mA I OUT = 150 mA 0.4 60 2 100 mV I SC Short Circuit Current Limit Output Grounded 600 mA I OUT(PK) Peak Output Current V OUT ≥ V OUT(nom) - 5% 500 300 mA T ON Turn-On Time (Note 12) C BYPASS = 0.01 µF 200 µs www.national.com 4 |
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