TSM1011 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

TSM1011

Constant Voltage and Constant Current Controller for Battery Chargers and Adapters

STMicroelectronics 

1 2 3 4 5 6 7 8 9 10 Next

TSM1011

Fig. 1: Internal Schematic

ELECTRICAL CHARACTERISTICS

Vcc

1

Vref

28V

5 Cv+

CV

3 Cc+

CC

Cv- 4

Out 7

Cc-

Gnd

Fig. 2: Typical Adapter Application Using TSM1011

Vcc

1

Vref

28V

5 Cv+

R4

10K

TSM1011

CV

Cv-

3 Cc+

CC

Out

+

Cc-

R5 Vsense

Ric2

1K

1K

Rsense IL

Gnd

Ric1

22K

R3

D

100

R2

OUT+

IL

4

7 Rvc1

22K

Cic1

2.2nF

+

Cvc1

2.2nF

R1

OUT-

In the above application schematic, the TSM1011 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.

4/9

Share Link: