MB3883_02 FUJITSU [Fujitsu Component Limited.], MB3883_02 Datasheet - Page 36
MB3883_02
Manufacturer Part Number
MB3883_02
Description
6-ch DC/DC Converter IC with Synchronous Rectifier for Voltage Step-up and Step-down
Manufacturer
FUJITSU [Fujitsu Component Limited.]
Datasheet
1.MB3883_02.pdf
(40 pages)
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36
MB3883
(Continued)
(CH5 : Up conversion method with synchronous rectification)
100
99
98
97
96
95
94
93
92
91
90
0
50
Conversion efficiency vs. load current
Vin = 2.5 V
Vin = 3 V
Vin = 3.6 V
Vin = 4.2 V
Load current IL (mA)
100
150
Ta
5 V output
VCC VCC(O) 5 V
200
25 C
250
300
To SWOUT
To OUT5-2
To OUT5-1
Note : The above application uses a constant of
Vin
Vin=2.5V, with settings made at maximum load.
Iin
C21
2.2 F
L5
10 H
Q8
F
Q9
(%)
D8
Vo5
Vin
C12
4.7 F
Q10
Iin
IL
C13
2.2 F
100
Vo5
(5.0 V)
IL
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