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FREQ Datasheet(PDF) 11 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) 11 Page - fujitsu semiconductor

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11
MB39A214A
Limitation : development tool vendor use only
FUJITSU SEMICONDUCTOR CONFIDENTIAL
DS405-00007-1v0-E
DRVH1 on time vs. Operating ambient temperature
DRVH2 on time vs. Operating ambient temperature
100
150
200
250
300
350
400
450
500
550
600
650
700
-40 -20
0
+20 +40 +60 +80 +100
VCC=12V
VOUT1=1.5V
FREQ=GND
FREQ=OPEN
FREQ=VB
50
100
150
200
250
300
350
400
450
500
-40 -20
0
+20 +40 +60 +80 +100
VCC=12V
VOUT2=1.5V
FREQ=GND
FREQ=OPEN
FREQ=VB
Operating ambient temperature Ta (°C)
Operating ambient temperature Ta (°C)
DRVH1 minimum on time vs. Input voltage
DRVH2 minimum on time vs. Input voltage
0
50
100
150
200
250
5
1015
202530
FREQ=GND
FREQ=OPEN
FREQ=VB
0
50
100
150
200
5
1015
2025
30
FREQ=GND
FREQ=OPEN
FREQ=VB
Input voltage VIN (V)
Input voltage VIN (V)
DRVH1 minimum on time vs.
Operating ambient temperature
DRVH2 minimum on time vs.
Operating ambient temperature
40
60
80
100
120
140
160
180
-40 -20
0
+20 +40 +60 +80 +100
VCC=12V
VOUT1= 0 V
FREQ=GND
FREQ=OPEN
FREQ=VB
20
40
60
80
100
120
140
-40 -20
0
+20 +40 +60 +80 +100
VCC=12V
VOUT2=0 V
FREQ=GND
FREQ=OPEN
FREQ=VB
Operating ambient temperature Ta (°C)
Operating ambient temperature Ta (°C)
Ta = + 25°C
Ta = + 25°C



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