TJ1051CD Просмотр технического описания (PDF) - HTC Korea
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TJ1051CD Datasheet PDF : 4 Pages
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CONSTANT VOLTAGE AND CONSTANT CURRENT CONTROLLER
FOR ADATPTORS AND BATTERY CHARGERS
TJ1051
Figure 1 : Typical Adaptor or Battery Charger Application Using TJ1051
TJ1051
1.210V
Vcc
Out
200mV
Vctrl
Gnd
Ictrl
Vsense
+
Ric2
500
Vsense
D
Top primary
R2
Rout Rvc Cvc1
1 2.2n
Cvc2
22pF
Cic1
2.2nF
Ric1
+
22K
R1
OUT
IL
OUT
Rsense IL
In the avove application schematic, the TJ1051 is used on the secondary side of a flyback adapte
(or battary charger) to provide an accurate control of voltage and current. The above feedback loo
is made with an optocoupler.
Jan. 2007-Rev 1.0
4
HTC
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