TSM1012 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Lista de partido
TSM1012
STMicroelectronics
TSM1012 Datasheet PDF : 8 Pages
| |||
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.
4/8
Share Link: