點晶科技股份有限公司

SILICON TOUCH TECHNOLOGY INC

.

新竹市科學園區展業一路9號7樓之1

9-7F-1, Prosperity RoadⅠ, Hsin-Chu, Taiwan, R.O.C.

Tel：886-3-5645656

Fax：886-3-5645626

16-channel 12-bit PWM Constant Current LED Driver

Version:A.003

Page 21

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DM631

S

L

L1

GAUGE PLANE

SEATING PLANE

D1

24

13

12

1

b

e

D

0.05

Package Outline Dimension

DM631-TSSOP

(exposed pad)

DIMENSIONS IN INCH DIMENSIONS IN MM

SYMBOLS

MIN.

MAX.

MIN.

MAX.

A

-

0.047

-

1.20

A1

0.000

0.006

0.00

0.15

A2

0.031

0.041

0.80

1.05

b

0.007

0.012

0.19

0.30

D

0.303

0.311

7.70

7.90

E1

0.169

0.177

4.30

4.50

E

0.252 BSC

6.400 BSC

e

0.026 BSC

0.650 BSC

L1

0.039 REF

1.000 REF.

L

0.018

0.030

0.45

0.75

S

0.008

-

0.20

-

Θ

0°

8°

0°

8°

E2

0.0898

0.1122

2.280

2.850

D1

0.146

1.819

3.700

4.620