RMB, RMBS

www.vishay.com

Vishay Sfernice

Revision: 23-Sep-13

3

Document Number: 50010

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

STABILITY AND POWER RATING

Stability changes slightly according to power rating and ambient temperature. This fact is specially important for users needing

a life drift lower than the initial resistance tolerance. Typical drifts, after 2000 h life test made under the 90’/30’ conditions and

at a 25 °C ambient temperature are:

POWER RATING

TEMPERATURE RISE

MARKING

Vishay Sfernice trademark, model, style, CECC style (if applicable) nominal resistance (in

), tolerance (in %), manufacturing date.

MODEL

STYLE

RMBS

0.5

RMBS

1

RMBS

2

R %/R %

MODEL

STYLE

RMB

0.75

RMB

1.5

RMB

3

R %/R %

0.5 W

1 W

2 W

0.15 %

1 W

2 W

3.5 W

1 %

0.25 W

0.5 W

1 W

0.075 %

0.75 W

1.5 W

3 W

0.5 %

0.4 W

0.75 W

1.5 W

0.3 %

AMBIENT TEMPERATURE IN °C

125

100

75

50

37

25

0

0

50

100

150

200

250 275 300 350

RATED POWER IN W

250

200

150

100

50

0

0

1

2

3

RMB1.

5

RMBS1

RMB3

RMB

S2

ORDERING INFORMATION

RMB

105

R5000

J

S00

RMBS

05

22R00

J

S14

MODEL

STYLE

OHMIC VALUE

TOLERANCE

PACKAGING

GLOBAL PART NUMBER INFORMATION

R

M

B

105

300

R

0

J

S

00

GLOBAL

MODEL

SIZE

OPTION

OHMIC VALUE

TOLERANCE

PACKAGING

SPECIAL

RMB

RMBS

RMB:

075

105

300

RMBS:

05

10

20

N = Non

inductive

winding

The first four digits are

significant figures and

the last digit specifies

the number of zeros

to follow.

R designates decimal

point.

300R0 = 300



680R0 = 680



20301 = 20.3 k



88R88 = 88.88



...

F = 1 %

J = 5 %

Standard Packaging:

RMB:

Size 075 and 105: S14 = Bag, 100 pieces

Size 300: S09 = Bag, 50 pieces

RMBS:

Size 05 and 10: S14 = Bag, 100 pieces

Size 20: S09 = Bag, 50 pieces

Other packagings available

As applicable

Ex = MEX