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TSM1012I 查看數據表(PDF) - STMicroelectronics
零件编号
产品描述 (功能)
生产厂家
TSM1012I
LOW CONSUMPTION VOLTAGE AND CURRENT CONTROLLER FOR BATTERY CHARGERS AND ADAPTORS
STMicroelectronics
TSM1012I Datasheet PDF : 8 Pages
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TSM1012
Figure 1 :
Internal Schematic
1
CV+
5
CC+
3
8
Vcc
Vref
1,25V
28V
CV
Out
7
4
CC
CV-
CC-
2
Gnd
6
Figure 2 :
Typical Adapter or Battery Charger Application Using TSM1012
PWM
controller
optocoupler
primary side
Rlimit
D2
C4
47nF
C1 C2
D1
TSM1012
1
Vref
1,25V
CV+
5
R4
CC+
3
8
Vcc
28V
CV
Out
7
4
CC
CV-
optocoupler
secondary side
OUT+
R3
Rvc1 Cvc1
22K 2,2nF
R2
C3
R5
CC-
Gnd
2
6
Rsense
Ric2
1K
Ric1
22K
Cic1
2,2nF
R1
OUT-
In the above application schematic, the TSM1012 is used on the secondary side of a flyback adapter (or
battery charger) to provide an accurate control of voltage and current. The above feedback loop is made
with an optocoupler.
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