TJ1052 查看數據表（PDF） - HTC Korea

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TJ1052

CONSTANT VOLTAGE & CONSTANT CURRENT CONTROLLER

HTC Korea 

CONSTANT VOLTAGE & CONSTANT CURRENT CONTROLLER TJ1052

TYPICAL APPLICATION CIRCUIT

TJ1052

1.210 V

+

200mV

4

ICTRL

VCC

6

+

-

3 OUT

1 VCTRL

+

-

2 GND

5

VSENSE

Rled

RVC1

CVC1

CIC1

RIC1

RSENSE

RIC2

IOUT

R1

VOUT

R2

Fig 1. Typical Adaptor or Battery Charger Application Using TJ1052

In the above application schematic, the device is used on the secondary side of a flyback adaptor (or battery

charger) to provide an accurate control of voltage and current. The above feedback loop is made with an

optocoupler.

Jul. 2010 – Preliminary

-4-

HTC

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