UPS612

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

8 of 11

www.unisonic.com.tw

QW-R119-008,A

FUNCTIONAL DESCRIPTION(Cont.)

C4

2

1

3

4

7

8

6

5

C13

UPS612

IC3

15V

FIG.6 OLP test circuit

FIG.7 OVP test circuit

20ms

4.6v

5.5v

Driver

C4

2

1

3

4

7

8

6

5

C13

IC3

15V

15µs

16V

3v

Driver

UPS612

(3) Driver Output Section

Rise edge time of driver output is about 200ns for avoiding Low EMI.

(4) Inside power switch MOS transistor

For UPS612, it’s inside power MOS transistor may load source current 2A. Specific power MOS transistor

parameter is as “POWER MOS TRANSISTOR SECTION” in electrical characteristics table.