MB3828 데이터 시트보기 (PDF) - Fujitsu
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MB3828 Datasheet PDF : 26 Pages
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MB3828
s BLOCK DIAGRAM
–IN 5
FB 6
RS
2
CS
4
VSENSE
20
CS
Error
– Amp.
+
+
PWRGOOD
21
POWERGOOD
PWRGD (±10%)
Overvoltage
protection
OVP
DTC
(17.5%)
PWM
Comp.1
+
+
–
PWM
VB Comp.2
+
–
Drive
1
Drive
2
VB
13
CB
10
OUT1
8
VS
9
OUT2
11
PGND
12
VD0 14
VD1 15
VD2 16
VD3 17
VD4 18
D/A
(5-bit)
OSC
CT
(40 pF)
VSCP
1
RT
VCS
SCP
Comp.
+
–
+
–
CS
Comp.
19 CTL
CTL
bias
LOGIC
7 ENB
SCP
UVLO
22
CSCP
bias
Power
Ref ON/OFF
CTL
(3.5 V)
VCC
23
24
3
VREF SGND
4
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