Rev Date: 8/27/2021

8

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This specification may be changed at any time without prior notice.

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Please confirm technical specifications before you order and/or use.

RMEF Series

General Purpose Thick Film Chip Resistor

100% RoHS Compliant Without Exemption

Stackpole Electronics, Inc.

Resistive Product Solutions

Part Marking Specifications

A two-digit number is assigned to each standard R-Value (E96) as shown in the chart below.

This is followed by one alpha character which is used as a multiplier. Each letter “Y” – “F” represents a specific

multiplier as follows:

Taping Specifications

– Plastic Tape

For shared E24/E96 values, 1% tolerance product may be marked with three digit marking instead of the standard four digit

marking for all other E96 values. All E24 values available in 1% tolerance are also marked with three digit marking.

5% Marking

The nominal resistance is marked on

the surface of the overcoating with the

use of 3 digit markings.

0201 and 0402 are not marked.

1% Marking

The nominal resistance is marked on

the surface of the overcoating with the

use of 4 digit markings.

0201 and 0402 are not marked.

Mark Instructions for 0603 1% Chip Resistors (per EIA-J)

Y = 0.1

X = 1

A = 10

B = 100

C = 1000

D(d) = 10000

E = 100000

F = 1000000

Size

Unit

0.110 ± 0.008

0.220 ± 0.008

inches

2.80 ± 0.20

5.60 ± 0.20

mm

0.134 ± 0.008

0.264 ± 0.008

0.472 ± 0.004

0.069 ± 0.004

0.217 ± 0.002

0.157 ± 0.004

inches

3.40 ± 0.20

6.70 ± 0.20

12.00 ± 0.10

1.75 ± 0.10

5.50 ± 0.05

4.00 ± 0.10

mm

0.130 ± 0.008

0.181 ± 0.008

inches

3.30 ± 0.20

4.60 ± 0.20

mm

Size

Unit

inches

mm

0.079 ± 0.002

0.009 ± 0.004

0.059 ± 0.004

0.033 ± 0.006

0.157 ± 0.004

inches

2.00 ± 0.05

0.23 ± 0.10

1.50 ± 0.10

0.85 ± 0.15

4.00 ± 0.10

mm

inches

mm

RMEF2010

H

T

A

B

RMEF2010

RMEF2512

RMEF1812

RMEF2512

RMEF1812

G

0.059 +0.004/-0

1.50 +0.10/-0

P

ØD

ØD1

T1

E

F

W