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

Peak Reflow Temperature (Note

3)

PSOP-8

260°C, 30s

TO-263

260°C, 30s

ESD Rating (Note 2)

±2 kV

Power Dissipation(Note 4)

Internally Limited

Input Pin Voltage (Survival)

−0.3V to +6.0V

Enable Pin Voltage (Survival)

−0.3V to +6.0V

Output Pin Voltage (Survival)

−0.3V to +6.0V

ERROR Pin Voltage (Survival)

0.3V to +6.0V

I

Internally Limited

Input Supply Voltage, V

IN

2.25V to 5.5V

Enable Input Voltage, V

EN

0.0V to 5.5V

ERROR Pin Voltage

0.0V to V

IN

Output Current (DC)

0 mA to 800 mA

Junction Temperature (Note 4)

−40°C to +125°C

Electrical Characteristics

Unless otherwise specified: V

25°C only; limits in boldface type apply over the junction temperature (T

limits are guaranteed through test, design, or statistical correlation. Typical values represent the most likely parametric norm at

T

Symbol

Parameter

Conditions

Min

Typ

Max

Units

V

OUT

Output Voltage Tolerance

(Note 7)

2.25V

10 mA

-1.0

−2.5

0

+1.0

+2.5

%

ΔV

Output Voltage Line

Regulation

(Notes 5, 7)

2.25V

-

0.02

0.06

-

%/V

ΔV

Output Voltage Load

Regulation

(Notes 6, 7)

10 mA

-

0.25

0.40

-

%/A

V

DO

Dropout Voltage

(Note 8)

I

-

135

225

260

mV

I

GND

Ground Pin Current, Output

Enabled

I

ERROR pin = GND

-

7.5

11

12

mA

I

ERROR pin = GND

-

9.5

13

14

Ground Pin Current, Output

Disabled

V

ERROR pin = GND

-

0.1

3.5

12

µA

I

SC

Short Circuit Current

V

-

1.5

-

A

Enable Input

V

EN(ON)

Enable ON Threshold

V

V

0.90

0.80

1.20

1.50

1.60

V

V

EN(OFF)

Enable OFF Threshold

V

V

0.60

0.50

1.00

1.40

1.50

V

V

EN(HYS)

Enable Hysteresis

V

-

200

-

mV

t

d(OFF)

Turn-off delay

Time from V

OFF, I

-

1

-

µs

t

d(ON)

Turn-on delay

Time from V

ON, I

-

25

-

I

EN

Enable Pin Current

V

-

1

-

nA

V

-

-1

-

3

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