Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

V

CC

-0.3 to 6.25V

BOOT Voltage

-0.3 to 21V

All other pins

-0.3 to V

Junction Temperature

150˚C

Storage Temperature

−65˚C to 150˚C

Soldering Information

Lead Temperature

(soldering, 10sec)

260˚C

Infrared or Convection (20sec)

235˚C

ESD Rating (Note 2)

2 kV

Operating Ratings

Supply Voltage Range (V

3V to 5.5V

Power Stage Input Voltage (V

1Vto16V

Junction Temperature Range

(T

−40˚C to +125˚C

Thermal Resistance (

θ

38˚C/W

Electrical Characteristics

V

junction temperature (T

tistical correlation. Typical values represent the most likely parametric norm at T

poses only.

Symbol

Parameter

Conditions

Min

Typ

Max

Units

V

FB

FB Pin Voltage

V

V

T

0.594

0.6

0.606

T

0.592

0.6

0.608

V

ON

UVLO Thresholds

Rising

Falling

2.76

2.42

V

I

Q_VCC

Operating V

V

Fsw = 600kHz

1.0

1.5

2.1

mA

V

Fsw = 600kHz

1.0

1.7

2.1

Shutdown V

V

1

5

µA

t

PWGD1

PWGD Pin Response Time

V

10

µs

t

PWGD2

PWGD Pin Response Time

V

10

µs

I

SS-ON

SS Pin Source Current

V

7

10

14

µA

I

SS-OC

SS Pin Sink Current During

Over Current

V

100

µA

I

SEN-TH

I

Point

25

40

55

µA

ERROR AMPLIFIER

GBW

Error Amplifier Unity Gain

Bandwidth

9

MHz

G

Error Amplifier DC Gain

106

dB

SR

Error Amplifier Slew Rate

3.2

V/µs

I

EAO

EAO Pin Current Sourcing and

Sinking Capability

V

V

2.6

9.2

mA

V

EA

Error Amplifier Output Voltage

Minimum

0

V

Maximum

3.3

V

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