MB3882PFV FUJITSU [Fujitsu Component Limited.], MB3882PFV Datasheet - Page 4

• Manufacturer Part Number: MB3882PFV
• Description: 2-channel DC/DC Converter IC with Synchronous Rectifier
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

4
MB3882
BLOCK DIAGRAM
CSCP
INE1
INC1
INE2
INC2
FB2
CS1
CS2
FB1
19
20
21
18
22
6
5
4
7
1 A
10 A
10 A
1.25 V
1.25 V
SCP Comp.
1.47 V
1.47 V
OVP Comp.1
Error Amp.1
Error Amp.2
OVP Comp.2
VCC
VCC
Latch1
R
S Q
2.1 V
Latch1
R
S Q
S
Latch
bias
R
PWM Comp.1-1
PWM Comp.2-1
PWM Comp.1-2
PWM Comp.2-2
UVLO
VCC
23
CT
1
OSC
RT
2
5 V Reg.
Drive1-1
Drive2-1
Drive1-2
Drive2-2
< CH1 >
< CH2 >
(2.5 V)
VREF
1.9 V
1.3 V
bias
Ref
24
SGND
Power
VCC
3
13
10
11
15
17
16
14
12
8
9
VB
CB1
OUT1-1
VS1
OUT2-1
CB2
OUT1-2
VS2
OUT2-2
PGND