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IR3870MBF Datasheet(PDF) 10 Page - International Rectifier

Part # IR3870MBF
Description  10A HIGHLY INTEGRATED WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR
PDF  20 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR3870MBF Datasheet(HTML) 10 Page - International Rectifier

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IR3870MBF
TYPICAL OPERATING WAVEFORM con’t (25oC)
(Circuit of Figure 15, VCC = 3.3V, V5 = 5V, V
IN = 12.6V, F = 500kHz, Unless otherwise noted)
CH1: Vout (50mV/div); CH2: Phase (10V/div)
CH4: CPO (2V/div); Time: 2uS/div)
Figure 13: Charge Pump On at I
OUT = 3A
IC: 750C, Inductor: 530C, PCB: 540C
Figure 14: Thermal Image: V
IN = 19V,
I
OUT = 10A, Ta= 25
0C, no air flow



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