5

 2004 Semtech Corp.

www.semtech.com

SC1541

POWER MANAGEMENT

Note:

(1) More copper area should be used to lower R

Outline Drawing - SO-8

SEE DETAIL

DETAIL

A

A

.050 BSC

.236 BSC

8

.010

.150

.189

.154

.193

.012

-

8

0.25

1.27 BSC

6.00 BSC

3.90

4.90

-

.157

.197

3.80

4.80

.020 0.31

4.00

5.00

0.51

bxN

2X N/2 TIPS

SEATING

aaa C

E/2

2X

12

N

A

D

A1

E1

bbb

C A-B D

ccc C

e/2

A2

(.041)

.004

.008

-

.028

-

-

-

-

0°

.016

.007

.049

.004

.053

8°

0°

0.20

0.10

-

8°

0.40

0.17

1.25

0.10

.041

.010

.069

.065

.010

1.35

(1.04)

0.72

-

1.04

0.25

-

-

-

1.75

1.65

0.25

0.25

-

.010

.020

0.50

-

c

L

(L1)

01

0.25

GAGE

PLANE

h

h

3. DIMENSIONS "E1" AND "D" DO NOT INCLUDE MOLD FLASH, PROTRUSIONS

OR GATE BURRS.

-B-

CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES).

DATUMS

AND

TO BE DETERMINED AT DATUM PLANE

NOTES:

1.

2.

-A-

-H-

SIDE VIEW

A

B

C

D

e

H

PLANE

REFERENCE JEDEC STD MS-012, VARIATION AA.

4.

L1

N

01

bbb

aaa

ccc

A

b

A2

A1

D

E

E1

L

h

e

c

DIM

MIN

MILLIMETERS

NOM

DIMENSIONS

INCHES

MIN

MAX

MAX

NOM

E

(.205)

(5.20)

Z

G

Y

P

(C)

3.00

.118

1.27

.050

0.60

.024

2.20

.087

7.40

.291

X

INCHES

DIMENSIONS

Z

P

Y

X

DIM

C

G

MILLIMETERS

THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY.

CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR

COMPANY'S MANUFACTURING GUIDELINES ARE MET.

NOTES:

1.

REFERENCE IPC-SM-782A, RLP NO. 300A.

2.