BOTTOM VIEW CASE S

Seal hole: 0.135 ±0.005 (3.43 ±0.13)

Angled corner

indicates pin 1

6 x 0.135 (3.43) dia.

12 x 0.040 ± 0.002 dia.

(1.02 ± 0.05)

1

2

3

4

5

14

13

12

11

10

9

8

1.700 (43.18)

1.500 (38.10)

1.300 (33.02)

1.100 (27.94)

0.900 (22.86)

0.700 (17.78)

0.500 (12.70)

3x 2.075 (52.68)

3x 0.125 (3.15)

0.00

Materials

Header Cold Rolled Steel/Nickel

Cover Kovar/Nickel

Pins

#52 alloy/gold, ceramic seal

Case S, Rev C, 20091020

Please refer to the numerical dimensions for accuracy. All information is believed to be accurate,

but no responsibility is assumed for errors or omissions. Interpoint reserves the right to make

changes in products or specifications without notice.

Case dimensions in inches (mm)

Tolerance ±0.005 (0.13) for three decimal places

±0.01 (0.3) for two decimal places

unless otherwise specified

CAUTION

Heat from reflow or wave soldering may damage the device.

Solder pins individually with heat application not exceeding 300°C for 10 seconds per pin

2.205 max (56.01)

Crane Aerospace & Electronics Power Solutions

www.interpoint.com

Page 16 of 19

sMrt28 single, Dual and triple space Dc/Dc converters

28 VOLt Input – 35 Watt – space quaLIFIeD

SMRT28 Rev E - 20100216