Absolute Maximum Ratings

(Notes 1, 2)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Input Voltage

-0.3V to 6.5V

V

Voltage to GND

-0.3V to (V

6.5V (max)

Junction Temperature (T

150˚C

Lead/Pad Temp. (Note 3)

235˚C

Storage Temperature

-65˚C to 150˚C

Continuous Power Dissipation

Internally Limited(Note 4)

ESD Rating(Note 5)

Human Body Model

2.0kV

Machine Model

200V

Input Voltage

2.0V to 6.0V

EN1, EN2 Voltage

0 to (V

6.0V (max)

Junction Temperature

-40˚C to 125˚C

Ambient Temperature T

(Note 6)

-40˚C to 85˚C

Thermal Properties(Note 1)

Junction To Ambient Thermal

Resistance(Note 7)

θ

55˚C/W

Unless otherwise noted, V

and V

= 25˚C. Limits appearing in boldface type apply over the full junction temperature range for operation, −40 to +125˚C.

Symbol

Parameter

Conditions

Typ

Limit

Units

Min

Max

V

IN

Input Voltage

(Note 9)

2

6

V

∆V

OUT

Output Voltage Tolerance

I

OUT

≤ 3.3V

-2.5

-3.75

+2.5

+3.75

%

V

OUT

≤ 1.5V

-2.75

-4

+2.75

+4

Line Regulation Error

V

0.03

0.3

%/V

Load Regulation Error

I

(LDO 1)

85

155

µV/mA

I

(LDO 2)

26

85

V

DO

Dropout Voltage

(Note 10)

I

(LDO 1)

110

220

mV

I

(LDO 2)

210

550

I

Q

Quiescent Current

LDO 1 ON, LDO 2 ON

I

35

100

µA

LDO 1 ON, LDO 2 OFF

I

45

110

LDO 1 OFF, LDO 2 ON

I

45

110

LDO 1 ON, LDO 2 ON

I

70

170

V

0.5

10

nA

I

SC

Short Circuit Current Limit

LDO 1

420

750

mA

LDO 2

550

840

I

OUT

Maximum Output Current

LDO 1

150

mA

LDO 2

300

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