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.

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

© 1996 Maxim Integrated Products

Printed USA

is a registered trademark of Maxim Integrated Products.

5V, Step-Down,

Current-Mode PWM DC-DC Converters

___________________________________________Package Information (continued)

C

A

D

B1

B

DIM

A

B

B1

B2

C

D

E

E1

e

L

L1

Q

S

S1

α

MIN

–

0.014

0.038

0.023

0.008

–

0.220

0.290

0.125

0.150

0.015

–

0.005

0˚

MAX

0.200

0.023

0.065

0.045

0.015

0.405

0.310

0.320

0.200

–

0.060

0.055

–

15˚

MIN

–

0.36

0.97

0.58

0.20

–

5.59

7.37

3.18

3.81

0.38

–

0.13

0˚

MAX

5.08

0.58

1.65

1.14

0.38

10.29

7.87

8.13

5.08

–

1.52

1.40

–

15˚

INCHES

MILLIMETERS

Q

L

S1

e

21-326D

8-PIN CERAMIC

DUAL-IN-LINE

PACKAGE

α

S

L1

E

E1

2.54 BSC

0.100 BSC

B2

L

DIM

A

A1

B

C

D

E

e

H

h

L

α

MIN

0.093

0.004

0.014

0.009

0.398

0.291

0.394

0.010

0.016

0˚

MAX

0.104

0.012

0.019

0.013

0.413

0.299

0.419

0.030

0.050

8˚

MIN

2.35

0.10

0.35

0.23

10.10

7.40

10.00

0.25

0.40

0˚

MAX

2.65

0.30

0.49

0.32

10.50

7.60

10.65

0.75

1.27

8˚

INCHES

MILLIMETERS

α

H

E

D

e

A

A1

C

h x 45˚

0.127mm

0.004in.

B

1.27 BSC

0.050 BSC

21-589B

16-PIN PLASTIC

SMALL-OUTLINE

(WIDE)

PACKAGE