TPS2343

SLUS644B − FEBRUARY 2005 − MAY 2005

4

www.ti.com

ABSOLUTE MAXIMUM RATINGS

over operating free-air temperature range (unless otherwise noted)

{}

PARAMETER

TPS2343

UNIT

Input voltage range, P12VIN

−0.5 to 15

M12VIN

−15.0 to 0.5

All others

−0.5 to 7

V

Output voltage range, P12VO, 5VG, 3VG, 15VIOG, 3VIOG

−0.5 to VP12VIN + 0.5

V

P12VG

−0.5 to 28

M12VO

−15 to 0.5

Output current, FAULT, OUTUV, PWROFF

50

mA

Output current pulse, P12VO (dc internally limited)

3

M12VO

0.8

A

3VAUX

2

A

Operating junction temperature range, TJ

−40 to 100

Storage temperature range, Tstg

−65 to 150

°C

Lead temperature soldering 1.6 mm (1/16 inch) from case for 10 seconds

260

C

† Stresses beyond those listed under ”absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and

functional operation of the device at these or any other conditions beyond those indicated under ”recommended operating conditions” is not

implied. Exposure to Absolute Maximum Rated conditions for extended periods may affect device reliability

‡ All voltages are with respect to DIGGND.

ELECTROSTATIC DISCHARGE (ESD) PROTECTION

TEST METHOD

MIN

UNIT

Human body model (HBM)

2

kV

Charged device model (CDM)

1

kV

RECOMMENDED OPERATING CONDITIONS

PARAMETER

MIN

TYP

MAX

UNIT

Input supply,

M12VINA, M12VINB

−10.8

−12

−13.2

P12VINA, P12VINB

10.8

12

13.2

V

DIGVCC, 3VAUXI

3.0

3.3

3.6

V

V5IN

4.75

5.00

5.25

Load current,

PWRLEDA, PWRLEDB, ATTLEDA, ATTLEDB

0

24

P12VOA, P12VOB

0

1100

mA

M12VOA, M12VOB

0

−100

mA

3VAUXA, 3VAUXB

0

375

THERMAL SHUTDOWN

PARAMETER

TYP

UNIT

Junction temperature shutdown

150

°C

Junction temperature − cooldown restart

140

°C