LR1107/E

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

2 of 6

www.unisonic.com.tw

QW-R102-033.H

MARKING INFORMATION

PACKAGE

VOLTAGE CODE

MARKING

SOT-223

15 :1.5V

18:1.8V

25:2.5V

28:2.8V

2J:2.85V

33:3.3V

LR1107

XX

Date Code

Voltage Code

L: Lead Free

G: Halogen Free

12

3

Pin Code

SOT-23

ESXX

Voltage Code

L: Lead Free

G: Halogen Free

3

21

SOT-25

3

2

1

5

4

Voltage Code

L: Lead Free

G: Halogen Free

SOT-89

XX

LR1107

Date Code

Voltage Code

L: Lead Free

G: Halogen Free

12

3

Pin Code

PIN CONFIGURATION

GND

ERROR

SD

1

23

4

5

GND

SET/ADJ

SD

1

23

4

5

SOT-25 (for LR1107E)

SOT-25 (for LR1107)

SOT-23

PIN DESCRIPTION

PIN NAME

I/O

DESCRIPTION

Input supply

GND

Ground

SD

I

Shutdown LR1107/E enable; when the SD pin connects to GND will shutdown the

LR1107/E

ERROR

(for LR1107E)

O

Error flag, active low; when the output dropout of regulation due to low input voltage, the

LR1107E

produces a logic low signal at the ERROR pin.

SET/ADJ

(for LR1107)

O

set the output voltage.

O

Output voltage