Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

VIN , RTN to VEE (Note 7)

-0.3V to 100V

RAUX to ARTN

-0.3V to 100V

ICL_FAUX to VEE

-0.3V to 100V

DCCL, RCLASS to VEE

-0.3V to 7V

nPGOOD to ARTN

-0.3V to 16V

ARTN to RTN

-0.3V to 0.3V

VCC, OUT to ARTN

-0.3V to 16V

CS, FB, RT to ARTN

-0.3V to 7V

COMP, SS to ARTN

-0.3V to 5.5V

ESD Rating

Human Body Model (Note 2)

2000V

Lead Soldering Temp. (Note 3)

Wave (4 seconds)

Infrared (10 seconds)

Vapor Phase (75 seconds)

260˚C

240˚C

219˚C

Storage Temperature

-55˚C to 150˚C

Junction Temperature

150˚C

Operating Ratings

V

9V to 70V

External voltage applied to V

CC

8V to 15V

Operating Junction Temperature

-40˚C to 125˚C

Electrical Characteristics (Note 4) Specifications in standard type face are for T

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

250kHz.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Detection and Classification

V

1.5

V

Signature Resistance

23.25

24.5

26

k

Ω

Signature Resistor Disengage/

Classification Engage

V

11.0

12.0

12.6

V

Hysteresis

1.9

V

Classification Current Turn Off

V

22

23.5

25

V

Classification Voltage

1.213

1.25

1.287

V

Supply Current During Classification

V

0.7

1.1

mA

Line Under Voltage Lock-Out

UVLO Release

V

36

38.5

40

V

UVLO Lock out

V

29.5

31.0

32.5

V

UVLO Hysteresis

6

V

UVLO Filter

300

µs

Power Good

VDS Required for Power Good Status

1.3

1.5

1.7

V

VDS Hysteresis of Power Good Status

0.8

1.0

1.2

V

VGS Required for Power Good Status

4.5

5.5

6.5

V

Default Delay Time of Loss-of Power

Good Status

30

µs

nPGOOD current Source

45

55

65

µA

nPGOOD Pull Down Resistance

130

250

Ω

nPGOOD Threshold

2.3

2.5

2.7

V

Hot Swap

RDS(ON)

Hot Swap MOSFET Resistance

0.7

1.2

Ω

Hot Swap MOSFET Leakage

110

µA

Default Inrush Current Limit

V

120

150

180

mA

Default DC Current Limit

V

380

440

510

mA

Front Auxiliary DC Current Limit

V

470

540

610

mA

Inrush Current Limit Programming

Accuracy

V

-15

15

%

DC Current Limit Programming Accuracy

V

-12

12

%

www.national.com

4