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FREQ Datasheet(PDF) 44 Page - fujitsu semiconductor

Part # FREQ
Description  2ch DC/DC converter IC with PFM/ PWM synchronous rectification
PDF  56 Pages
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Manufacturer  FUJITSU [fujitsu semiconductor]
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Logo FUJITSU - fujitsu semiconductor

FREQ Datasheet(HTML) 44 Page - fujitsu semiconductor

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44
MB39A214A
Limitation : development tool vendor use only
FUJITSU SEMICONDUCTOR CONFIDENTIAL
DS405-00007-1v0-E
EN Startup and Shutdown Waveform
VIN=12 V, VOUT1=1.0 V, IOUT1=7 A (0.14 Ω), MODE=GND,
FREQ=Open, Ta=+25°C
EN1 10 V/div
VOUT1 500 mV/div
LX1 10 V/div
500 µs/div
VIN=12V, VOUT2=1.8 V, IOUT2=7 A (0.26 Ω), MODE=GND,
FREQ=Open, Ta=+25°C
EN1 10V/div
VOUT1 500 mV/div
LX1 10V/div
500 µs/div
Output Over Current Waveform
VIN=12 V, VOUT1=1.0 V,MODE=VB,FREQ=Open, Ta=+25°C
IOUT1 5 A/div
VOUT1 500 mV/div
LX1 10 V/div
100 µs/div
Normal operation Over current
limitation
Under voltage protection



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