MB3883_02 FUJITSU [Fujitsu Component Limited.], MB3883_02 Datasheet - Page 8

• 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.]

8
MB3883
• Block diagram (Expansion 1/2)
OUT (A) 4
IN (A) 4
IN (S) 4
DTC1
DTC2
DTC3
DTC4
FB1
FB2
FB3
FB4
IN1
IN2
IN3
IN4
35
34
36
32
31
33
29
28
30
10
11
12
13
14
9
1.25 V
1.0 V
1.25 V
1.0 V
1.25 V
1.0 V
1.25 V
1.0 V
INV
Amp.4
Error
Amp.1
Error
Amp.2
Error
Amp.3
SCP
Comp.1
SCP
Comp.2
SCP
Comp.3
Error
Amp.4
SCP
Comp.4
VB1
VB1
PWM
Comp.3
PWM
Comp.4
PWM
Comp.
1-1
PWM
Comp.
1-2
PWM
Comp.
2-1
PWM
Comp.
2-2
CH1
CH2
CH3
CH4
Drive
1-1
Drive
1-2
Drive
2-1
Drive
2-2
Drive
Drive
3
4
42
37
38
39
40
41
43
VCC (O)
OUT1-1
OUT1-2
OUT2-1
OUT2-2
OUT3
OUT4