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FUNCTIONAL BLOCK DIAGRAM

VIN

IFB2

IOUT

SW

Error

Amplifier

Current

Sink

SEL1

SEL2

GND

ISET2

TPS61150/1

Current

Sink

0.33V

IFB1

ISET1

+

−

1.2MHzCurrent

ModeControl

PWM

ABSOLUTE MAXIMUM RATINGS

(1)

DISSIPATION RATINGS

TPS61150, TPS61151

SLVS625A – FEBRUARY 2006 – REVISED MARCH 2007

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

VALUE

UNIT

–0.3 to 7

V

–0.3 to 7

V

30

V

Continuous power dissipation

See Dissipation Rating Table

Operating junction temperature range

–40 to 150

°C

Storage temperature range

–65 to 150

°C

Lead Temperature (soldering, 10 sec)

260

°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.

(2)

All voltage values are with respect to network ground terminal.

PACKAGE

POWER RATING

POWER RATING

POWER RATING

370 mW

204 mW

148 mW

2.05 W

1.13 W

821 mW

(1)

Soldered PowerPAD on a standard 2-layer PCB without vias for thermal pad.

(2)

Soldered PowerPAD on a standard 4-layer PCB with vias for thermal pad .

3

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