Absolute Maximum Rating are those values beyond which damage to the device may occur.

Functional operation under these condition is not implied.

CONNECTION DIAGRAM AND (top view)

PIN CONNECTIONS

Pin No

Symbol

Name and Fun ction

1

SHDN

Reference Output Voltage (1.25V)

3

SS

Soft Start

4

CC

Compensation Input

Negative Output Voltage

6

G ND

Ground

7

LX

Switch Output

Positive Supply-Voltage Input

ORDERING NUMBERS

Type

DIP-8

SO-8 (Tube)

SO-8 (T&R)

ST755

ST755CN

ST755CD

ST755CD-TR

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

DC Input Voltage to GND

-0.3 t o 12

V

SHDN

Shutdown Voltage

V

Other Input Voltage

V

Peak Switch Current

2

A

Power Dissipation (at 70

(for SO-8)

725

470

mW

Operating Ambient Temperature Range

-40 to 85

Storage Temperature Range

-55 t o 150

ST755

2/9