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ABSOLUTE MAXIMUM RATINGS

PACKAGE DISSIPATION RATINGS

θJA

SOT223

SOT223

53

°C/W

110

°C/W

1

2

CONDITIONS

PACKAGE

PCB AREA

Condition 1

Condition 2

3

2

1

0

0

25

50

75

4

5

6

100

125

150

TPS79401, TPS79418

TPS79425, TPS79428

TPS79430, TPS79433

SLVS349D – NOVEMBER 2001 – REVISED OCTOBER 2004

VALUE

-0.3 V to 6 V

-0.3 V to 6 V

Peak output current

Internally limited

ESD rating, HBM

2 kV

ESD rating, CDM

500 V

Continuous total power dissipation

See Dissipation Ratings Table

-40

°C to 150°C

-65

°C to 150°C

(1)

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.

AIR FLOW

PACKAGE

(CFM)

POWER RATING

POWER RATING

POWER RATING

0

8.47

55.09

2.27 W

1.45 W

1.18 W

DGN

150

8.21

49.97

2.50 W

1.60 W

1.30 W

250

8.20

48.10

2.60 W

1.66 W

1.35 W

Figure 1. SOT223 Power Dissipation

3