ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

DC Supply Voltage

28

V

Transient Supply Voltage (T < 1s)

40

V

Junction and Storage Temperature Range

–55 to 150

°C

±1

mA

≤0.3V)

±1

mA

Enable Input Voltage

Reset and Sense Output Voltage

20

V

Reset and Sense Output Current

5

mA

Power Dissipation

875

mW

REG1

1.23V

REFERENCE

REG2

RESET

2.0V

1.23V

1.23V

SENSE

(optional)

EN

SI

SO

RES

CT

ADJ

V

O1

GND

D94AT144A

CT

2

µ

APPLICATION CIRCUIT

Note : The circuit is ESD protected according to MIL–STD–883C.

L4938N - L4938ND - L4938NPD

3/12