mb3881pff Fujitsu Microelectronics, Inc., mb3881pff Datasheet - Page 6

• Manufacturer Part Number: mb3881pff
• Description: 8-ch Dc/dc Converter Ic With Synchronous Rectifier For Voltage Step-up And Step-down
• Manufacturer: Fujitsu Microelectronics, Inc.

6
MB3881
• Enlarged view of A
DTC2 45
DTC3 42
DTC4 39
DTC1
FB2
FB4 38
FB1
FB3 41
IN1
IN2
IN4
IN3
47
46
48
44
43
40
37
1.25 V
1.25 V
1.25 V
1.25 V
1.0 V
1.0 V
1.0 V
1.0 V
SCP
Comp.2
SCP
Comp.3
SCP
Comp.4
Error
Amp.1
SCP
Comp.1
Error
Amp.2
Error
Amp.3
Error
Amp.4
VB2
VB1
PWM
Comp.2-1
PWM
Comp.2-2
PWM
Comp.3
PWM
Comp.4
PWM
Comp.1-1
PWM
Comp.1-2
CH1
CH2
CH3
CH4
Drive
1-1
Drive
1-2
Drive
2-1
Drive
2-2
Drive
3
Drive
4
58
50
49
52
51
53
54
56
57
55
VCC(O)-1
OUT1-1
VSS(O)-1
VDD(O)
OUT1-2
OUT3
OUT4
GND(O)-1
OUT2-1
OUT2-2