RC5052 查看數據表（PDF） - Fairchild Semiconductor

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RC5052

High Performance Programmable Synchronous DC-DC Controller for Low Voltage Microprocessors

Fairchild Semiconductor 

PRODUCT SPECIFICATION

Mechanical Dimensions

20 Lead SOIC

Symbol

A

A1

B

C

D

E

e

H

h

L

N

α

ccc

Inches

Min. Max.

.093 .104

.004 .012

.013 .020

.009 .013

.496 .512

.291 .299

.050 BSC

.394 .419

.010 .029

.016 .050

20

0°

8°

—

.004

Millimeters

Min. Max.

2.35 2.65

0.10 0.30

0.33 0.51

0.23 0.32

12.60 13.00

7.40 7.60

1.27 BSC

10.00 10.65

0.25 0.75

0.40 1.27

20

0°

8°

—

0.10

Notes

5

2

2

3

6

20

11

RC5052

Notes:

1. Dimensioning and tolerancing per ANSI Y14.5M-1982.

2. "D" and "E" do not include mold flash. Mold flash or

protrusions shall not exceed .010 inch (0.25mm).

3. "L" is the length of terminal for soldering to a substrate.

4. Terminal numbers are shown for reference only.

5. "C" dimension does not include solder finish thickness.

6. Symbol "N" is the maximum number of terminals.

EH

1

A

e

10

D

A1

α

B

SEATING – C –

PLANE LEAD COPLANARITY

ccc C

h x 45°

C

L

REV. 1.3.2 8/27/01

17

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