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零件编号
产品描述 (功能)
KA3511 查看數據表(PDF) - Fairchild Semiconductor
零件编号
产品描述 (功能)
生产厂家
KA3511
INTELLIGENT VOLTAGE MODE PWM IC
Fairchild Semiconductor
KA3511 Datasheet PDF : 21 Pages
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KA3511/D
HOUSEKEEPING CIRCUIT
INTELLIGENT VOLTAGE MODE PWM
2k
Ω
( 1 W )
2k
Ω
( 1 W )
12V
5V
11k
Ω
33k
Ω
Standby
Supply
1
V
CC
=20V
15k
Ω
2
0.01uF
3
1.8k
Ω
+
0.1uF
1k
Ω
4
5
6
Micom
7
12k
Ω
8
+
0.01uF
9
+
2.2uF
10
PG
11
VCC
COMP
E/A(-)
E/A(+)
K
T
REM
A
3
REM
5
1
1
RT
CT
DET
T
PG
PG
C1
E
C2
DTC
GND
T
UVP
PT
V12
V5
V3.3
Vref
22
21
20
19
18
17
+
2.2uF
16
15
12V
14
5V
13
3V
12
+
1uF
Note) The KA3511 requires few external components to accomplish a complete housekeeping circuits for SMPS.
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