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APL3540 Datasheet(PDF) 7 Page - Anpec Electronics Coropration |
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APL3540 Datasheet(HTML) 7 Page - Anpec Electronics Coropration |
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7 / 19 page ![]() Copyright © ANPEC Electronics Corp. Rev. A.9 - Oct., 2013 APL3540 www.anpec.com.tw 7 Operating Waveforms (Cont.) The test condition is V IN=19V, TA=25 oC unless otherwise specified. Soft-Start Over-Current Protection 3 1 2 4 V IN V DRV V OUT I OUT V BAT V CHRIN I OUT 3 1 2 4 V IN V DRV V OUT I OUT Short-Circuit Protection Wrong VIN Input Voltage Protection, V VINSEL > VVINSEL(H) CH1: V IN, 5V/Div, DC TIME: 50ms/Div V IN =25V, R1=24kΩ, R2 =2kΩ CH2: V DRV, 5V/Div, DC CH3: V OUT, 5V/Div, DC 3 1 2 4 I OUT V OUT V DRV V IN 1 2,3 V DRV and V OUT V IN CH1: V IN, 10V/Div, DC TIME: 0.5ms/Div CH2: V DRV, 10V/Div, DC CH3: V OUT, 10V/Div, DC CH4: I OUT, 10A/Div, DC V IN =19V, RLOAD =1Ω, ROCSET =1.5kΩ, C IN =0.1µF/X7R, COUT =470µF/Electrolytic, CH1: V IN, 10V/Div, DC TIME: 2ms/Div CH2: V DRV, 5V/Div, DC CH3: V OUT, 5V/Div, DC CH4: I OUT, 10A/Div, DC V IN =19V, RLOAD =Short to GND before power-up , C IN =0.1µF/X7R, COUT =470µF/Electrolytic CH1: V IN, 5V/Div, DC TIME: 10ms/Div CH2: V DRV, 5V/Div, DC CH3: V OUT, 5V/Div, DC CH4: I OUT, 1A/Div, DC V IN =19V, RLOAD =100Ω, C1=100nF, C IN =0.1µF/X7R, COUT =1500µF/Electrolytic, |
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