SC220(2012) 데이터 시트보기 (PDF) - Semtech Corporation

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SC220
(Rev.:2012)

20MHz, 650mA, X-EMI™-Enabled Synchronous Step-Down Regulator

Semtech Corporation 

SC220

Outline Drawing — SOIC 8 Lead

A

N

2X E/2

e

D

E1 E

12

ccc C

2X N/2 TIPS

e/2

B

aaa C

S E A T IN G

PLANE

C

D

A2 A

A1

bxN

bbb C A-B D

DIM ENSIONS

D IM

IN C H E S

M IN NOM M AX

M ILLIMETERS

M IN NOM M AX

A .053 - .069 1.35 - 1.75

A1 .004 - .010 0.10 - 0.25

A2 .049 - .065 1.25 - 1.65

b .012 - .020 0.31 - 0.51

c .007 - .010 0.17 - 0.25

D .189 .193 .197 4.80 4.90 5.00

E1 .150 .154 .157 3.80 3.90 4.00

E

.236 BSC

6.00 BSC

e

.050 BSC

1.27 BSC

h .010 - .020 0.25 - 0.50

L .016 .028 .041 0.40 0.72 1.04

L1

(.041)

(1.04)

N

8

8

01 0° - 8° 0° - 8°

aaa

.004

0.10

bbb

.010

0.25

ccc

.008

0.20

h

h

H

GAGE

c

PLANE

SIDE VIEW

0.25

SEE DETAIL A

L

(L1)

01

DETAIL A

NOTES:

1. CONTROLLING DIM ENSIONS ARE IN M ILLIM ETERS (ANGLES IN DEGREES).

2. DATUM S -A- AND -B- TO BE DETERMINED AT DATUM PLANE -H-

3. DIM ENSIONS "E1" AND "D" DO NOT INCLUDE M OLD FLASH, PROTRUSIONS

OR GATE BURRS.

4. REFERENCE JEDEC STD M S-012, VARIATION AA.

12

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