Varistor Products

©2010 Littelfuse, Inc.

Revision: May 11, 2010

SM20 Series Varistor

Surface Mount Varistors > SM20 Series

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/sm20.html for current information.

Part Numbering System

For “VARISTOR”

Max Voltage Rating

(Two or three digits -- refer to

ratings and specifications table)

V 275 SM20

SM20 SERIES







6

6

6ROGHULQJ3DG/D\RXW

+

+

W

:

'

Product Dimensions

Symbol

Millimeters

Min

Max

D

(diameter)

---

26

H1

---

10.5

H2

1.0

--

t

0.50

0.70

S1

32.5

35

S2

3.0

4.5

W

6.2

6.6

Packaging

192 mm

30 mm

typical

192 mm

30 mm

typical

8.4 mm

typical

Radius

30 mm

typical

11.7 mm

pocket

depth

Standard Packaging is in "Waffle" trays:

Quantity per tray: 36 pieces

Quantity per box: 108 pieces