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SIMPLIFIED SCHEMATIC

V

IN

V

OUT

GND

350X

70X

2 kW

2.5X

.5X

X

X

4X

.5X

.3X

X

4X

6 kW

100 W

1.8 kW

2.4 kW

2.4 kW

2 kW

4 kW

50 W

X

4X

2.7 kW

19 kW

15 kW

3 kW

20 pF

4 pF

5.6 V

X

3X

X

3X

13 kW

LM2940

1-A LOW-DROPOUT VOLTAGE REGULATOR

SLVS634 – MAY 2006

ORDERING INFORMATION

TA

VZ

PACKAGE(1)

ORDERABLE PART NUMBER

TOP-SIDE MARKING

SOT-223 (DCY)

Reel of 2500

LM2940-50CDCYR

PREVIEW

5 V

TO-220 (KCS)

Tube of 50

LM2940-50CKCSE3

LM2940-50C

TO-263 (KTT)

Reel of 1000

LM2940-50CKTTR

PREVIEW

SOT-223 (DCY)

Reel of 2500

LM2940-80CDCYR

PREVIEW

0

°C to 125°C

8 V

TO-220 (KCS)

Tube of 50

LM2940-80CKCS

PREVIEW

TO-263 (KTT)

Reel of 1000

LM2940-80CKTTR

PREVIEW

SOT-223 (DCY)

Reel of 2500

LM2940-120CDCYR

PREVIEW

12 V

TO-220 (KCS)

Tube of 50

LM2940-120CKCS

PREVIEW

TO-263 (KTT)

Reel of 1000

LM2940-120CKTTR

PREVIEW

SOT-223 (DCY)

Reel of 2500

LM2940-50IDCYR

PREVIEW

5 V

TO-220 (KCS)

Tube of 50

LM2940-50IKCSE3

LM2940-50I

TO-263 (KTT)

Reel of 1000

LM2940-50IKTTR

PREVIEW

SOT-223 (DCY)

Reel of 2500

LM2940-80IDCYR

PREVIEW

–40

°C to 125°C

8 V

TO-220 (KCS)

Tube of 50

LM2940-80IKCS

PREVIEW

TO-263 (KTT)

Reel of 1000

LM2940-80IKTTR

PREVIEW

SOT-223 (DCY)

Reel of 2500

LM2940-120IDCYR

PREVIEW

12 V

TO-220 (KCS)

Tube of 50

LM2940-120IKCS

PREVIEW

TO-263 (KTT)

Reel of 1000

LM2940-120IKTTR

PREVIEW

(1)

Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at

www.ti.com/sc/package.

2

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