Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715

MicroRAM Data Sheet

P/N 25774

Rev.1.1

11/02/10M

Set your site on VICOR at www.vicorpower.com

PRELIMINARY

Mechanical Drawings

PCB MOUNTING SPECIFICATIONS

5

6

7

4

3

2

1

(REF)

0.080

2,03

DIA. (7X)

0.21

5,2

0.27

6,9

(2X)

1.04

26,4

1.45

36,8

.275

6,99

0.800

20,32

0.525

13,34

0.400

10,16

0.12*

3,1

0.20**

5,08

0.01

0.54

13,7

0.43

10,9

Pin Style 2&N

(Long Pin)

0.62

15,7

Pin Style 1&S

(Short Pin)

(7X)

(7X)

Slotted (Style 1)

or

Threaded (Style 2)

4-40 UNC-2B (6X)

or

Thru Hole (Style 3)

#30 Drill Thru (6X)

(0.1285)

ALUMINUM

BASEPLATE

12,7

±0,5

0.50

±0.02

* Style 1 baseplate only

** Style 2 & 3 baseplates

*** Reserved for Vicor accessories

Not for mounting

style 2 & 3

baseplates only

(4X)***

0.490

±.015

12,45

±0,38

(REF)

2.000

50,80

0.235

±.015

5,97

±0,38

(REF)

0.350

±.015

8,89

±0,38

(REF)

FULL R (6X)

0.10

2,5

CHAMFER

(REF.)

(6X)

0.65

16,5

0.49

12,4

1.30

33,0

2.28

57,9

1.45

36,8

0.13

3,3

0.06

1,5

R

(3X)

X 45˚

Use a

4-40 Screw (6x)

Torque to:

5 in-lbs

0.57 N-m

1.27

32,3

0.09

2,3

23

6

1

7

4

5

PLATED

THRU HOLE

DIA

±0,08

*DENOTES TOL =

±0.003

0.133

3,38

1.734**

44,04

.400*

10,16

1.140**

28,96

0.170*

4,32

0.800*

20,32

0.525*

13,34

0.275*

6,99

2.000*

50,80

0.06

1,5

R

(4X)

INBOARD

SOLDER

MOUNT

PIN STYLE 1&S

0.094

±0.003

2,39

±0,08

0.43

10,9

(7X)

**PCB WINDOW

PCB THICKNESS

0.062

±0.010

1,57

±0,25

0.53

13,5

ONBOARD

SOLDER

MOUNT

PIN STYLE 2&N

0.094

±0.003

2,39

±0,08

PINS STYLES

STYLE 1 & 2: TIN/LEAD

HOT SOLDER DIPPED

STYLE S & N: GOLD PLATED COPPER

ALUMINUM

BASEPLATE

ALL MARKINGS

THIS SURFACE

MODULE OUTLINE

Unless otherwise specified,

dimensions are in inches

mm

Decimals

Tol.

Angles

0.XX

±0.01

±0,25

±1°

0.XXX

±0.005

±0,127

uRAM Pins

No.

Function

Label

1

+In

+

2

Control

SC

3C ext.

CTRAN

4

–In

–

5

–Out

–

6

Reference

Vref

7+Out

+