Absolute Maximum Ratings (Note 4)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Storage Temperature Range

−65˚C to +150˚C

Lead Temperature

(Soldering, 5 sec.)

260˚C

ESD Rating (Note 6)

2 kV

Power Dissipation (Note 5)

Internally Limited

Input Supply Voltage (Survival)

−0.3V to +7.5V

Shutdown Input Voltage

(Survival)

−0.3V to V

Output Voltage (Survival), (Note

9), (Note 10)

−0.3V to +7.5V

I

Short Circuit Protected

Maximum Voltage for ERROR

Pin

V

Maximum Voltage for SENSE Pin

V

Operating Ratings

Input Supply Voltage (Operating),

(Note 15)

2.5V to 7.0V

Shutdown Input Voltage

(Operating)

−0.3V to V

Maximum Operating Current (DC)

1.5A

Operating Junction Temp. Range

−40˚C to +125˚C

Electrical Characteristics

face type apply over the full operating temperature range. Unless otherwise specified: V

C

Symbol

Parameter

Conditions

Typ

(Note 7)

LP3962EP/5EP(Note

8)

Units

Min

Max

V

O

Output Voltage

Tolerance

(Note 11)

10 mA

≤ I

L

≤ 1.5A

V

≤ V

IN

≤ 7.0V

0

-1.5

-3.0

+1.5

+3.0

%

V

ADJ

Adjust Pin Voltage (ADJ

version)

10 mA

≤ I

L

≤ 1.5A

V

≤ V

IN

≤ 7.0V

1.216

1.198

1.180

1.234

1.253

V

∆V

OL

Output Voltage Line

Regulation (Note 11)

V

0.02

0.06

%

∆V

∆I

OUT

Output Voltage Load

Regulation

(Note 11)

0.04

0.09

%

V

Dropout Voltage

(Note 13)

I

38

45

55

mV

I

380

450

550

I

GND

Ground Pin Current In

Normal Operation Mode

I

4

9

10

mA

I

5

14

15

I

GND

Ground Pin Current In

Shutdown Mode

(Note 14)

V

SD

≤ 0.2V

15

25

75

µA

I

O(PK)

Peak Output Current

(Note 5)

2.5

2.0

1.7

A

SHORT CIRCUIT PROTECTION

I

SC

Short Circuit Current

4.5

A

OVER TEMPERATURE PROTECTION

Tsh(t)

Shutdown Threshold

165

˚C

Tsh(h)

Thermal Shutdown

Hysteresis

10

˚C

www.national.com

5