mb3883pv Fujitsu Microelectronics, Inc., mb3883pv Datasheet - Page 35

• Manufacturer Part Number: mb3883pv
• Description: 6-ch Dc/dc Converter Ic With Synchronous Rectification For Voltage Step-up And Step-down
• Manufacturer: Fujitsu Microelectronics, Inc.

(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
MB3883
C13
2.2 F
100
Vo5
(5.0 V)
IL
35