6

Rev. B Date:01/20/04

SPX2945 400mA Low Dropout Voltage Regulator with Shutdown

©Copyright 2004 Sipex Corporation

4

3

2

1

E

b

2

-A-

L

2

D

L

3

L

1

b

1

e

-C-

e1

D

1

E

1

BACK VIEW A-A

TERM 4

C

.010

M

A M

3 PLCS

-B-

A

A

1

C

1

c

8

A

A

SEATING

PLANE

H

L

NOTES

1. Refer To Applicable Symbol List.

2. Dimensions And Tolerancing Per Ansi Y14.5m - 1982.

3. Lead Dimension Uncontrolled in L3

4. Tab Contour Optional Within Dim. b2 & L2 And E1 & D1

5. D1 & E1 Establishes A Minimum Mounting Surface for

Terminal 4.

6. L is the Termal Length for Soldering.

7. Controlling Dimension: Inch

8. 2 Mils Suggested For Postive Contact At Mounting.

S

Y

M

B

O

L

MIN.

N

O

T

E

INCHES

MAX

MIN.

MAX

0.098

0.180

2.184

0.889

0.635

7.620

5.207

0.457

0.457

5.969

4.318

6.350

4.318

9.398

0.508

0.635

0.889

1.143

4

4,5

4,5

6

4

3

MM

2.3876

1.143

0.889

1.143

5.461

0.5842

0.5842

6.223

-

6.731

-

10.414

-

1.016

1.270

1.524

A

A1

b

b1

b2

c

c1

D

D1

E

E1

e

e1

H

L

L1

L2

L3

0.086

0.035

0.025

0.300

0.205

0.018

0.018

0.235

0.170

0.250

0.170

0.370

0.020

0.025

0.035

0.045

0.094

0.045

0.035

0.045

0.215

0.023

0.023

0.245

-

0.265

-

0.410

-

0.040

0.050

0.060

2.489

4.572

PACKAGE: 3 PIN TO-252