Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

12 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600

© 1995 Maxim Integrated Products

Printed USA

is a registered trademark of Maxim Integrated Products.

5V/3.3V or Adjustable, High-Efficiency,

Low-Dropout, Step-Down DC-DC Controllers

________________________________________________________Package Information

DIM

A

A1

A2

A3

B

B1

C

D1

E

E1

e

eA

eB

L

MIN

–

0.015

0.125

0.055

0.016

0.045

0.008

0.050

0.600

0.525

0.100

0.600

–

0.120

MAX

0.200

–

0.175

0.080

0.020

0.065

0.012

0.090

0.625

0.575

–

–

0.700

0.150

MIN

–

0.38

3.18

1.40

0.41

1.14

0.20

1.27

15.24

13.34

2.54

15.24

–

3.05

MAX

5.08

–

4.45

2.03

0.51

1.65

0.30

2.29

15.88

14.61

–

–

17.78

3.81

INCHES

MILLIMETERS

Plastic DIP

PLASTIC

DUAL-IN-LINE

PACKAGE

(0.600 in.)

DIM

D

D

D

PKG.

P

P

P

MIN

1.230

1.430

2.025

MAX

1.270

1.470

2.075

MIN

31.24

36.32

51.44

MAX

32.26

37.34

52.71

INCHES

MILLIMETERS

PINS

24

28

40

C

A

A2

E1

D

E

eA

eB

A3

B1

0°-15°

B

A1

L

D1

e

21-0044A

DIM

A

A1

B

C

E

e

H

L

MIN

0.053

0.004

0.014

0.007

0.150

0.228

0.016

MAX

0.069

0.010

0.019

0.010

0.157

0.244

0.050

MIN

1.35

0.10

0.35

0.19

3.80

5.80

0.40

MAX

1.75

0.25

0.49

0.25

4.00

6.20

1.27

INCHES

MILLIMETERS

21-0041A

Narrow SO

SMALL-OUTLINE

PACKAGE

(0.150 in.)

DIM

D

D

D

MIN

0.189

0.337

0.386

MAX

0.197

0.344

0.394

MIN

4.80

8.55

9.80

MAX

5.00

8.75

10.00

INCHES

MILLIMETERS

PINS

8

14

16

1.27

0.050

L

0°-8°

H

E

D

e

A

A1

C

0.101mm

0.004in.

B