L1127

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

2 of 5

www.unisonic.com.tw

QW-R502-742.c

MARKING INFORMATION

PACKAGE

VOLTAGE CODE

MARKING

SOT-25

10:1.0V

12:1.2V

15:1.5V

18:1.8V

25:2.5V

30:3.0V

33:3.3V

42:4.2V

4H: 4.75V

PIN CONFIGURATION

3

2

1

4

5

NC/ADJ

GND

SHDN

PIN DESCRIPTION

NO.

PIN NAME

I/O

DESCRIPTION

1

I

Voltage supply

2

GND

Ground

3

SHDN

I

Control pin for shutdown; logic high: enable ;logic low: shutdown

4

NC.

ADJ

This pin is connected to an external resistor divider, turns to adjustable output

voltage mode operation.

5

O

Output pin