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SiFirst_DS_7201_V1.1

SF7201

Pin Configuration

8

7

6

5

1

2

3

4

GREEN

VDD

NC

VDET

GND

SF7201

GND

DRAIN

DRAIN

Ordering Information

Part Number

Top Mark

Package

Tape & Reel

SF7201SG

SF7201SG

SOP8

Green

Yes

Marking Information

SF7201SG

Y WW

YWW: Year&Week code

Pin Description

Pin Num

Pin Name

I/O

Description

1

NC

2

VDET

I

Winding detection. This pin is used to detect the voltage on the winding

and calculate the area of the winding signal during the on time period of

the primary GATE.

3

GREEN

I

Program a voltage reference with a resistor form GREEN to GND, to

enable synchronous rectification MOSFET drive signal

4

VDD

P

IC power supply pin.

5,6

GND

P

IC ground pin and source of Built-in Power MOSFET

7,8

DRAIN

I

Drain of Built-in Power MOSFET