Rev Date: 5/12/2022

1

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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.

MR / MRS / TMR Series

Low Resistance Value Resistor

– Molded 2 and 4 Leads

Stackpole Electronics, Inc.

Resistive Product Solutions

Features:

•

Metal element resistors

•

Tinned copper leads

•

Low temperature coefficient

•

Molded bodies

•

TMR

– Kelvin Bridge Test

•

MRS high stability version

•

Cut and formed product is available on selected sizes - contact Stackpole for details

•

100% RoHS compliant and lead free without exemption

•

Halogen free

•

REACH compliant

MR

TMR

Electrical Specifications

Mechanical Specifications

0.385 ± 0.015

0.135 ± 0.015

1.375 ± 0.125

0.032 ± 0.002

inches

9.78 ± 0.38

3.43 ± 0.38

34.93 ± 3.18

0.81 ± 0.05

mm

0.560 ± 0.015

0.205 ± 0.015

1.375 ± 0.125

0.032 ± 0.002

inches

14.22 ± 0.38

5.21 ± 0.38

34.93 ± 3.18

0.81 ± 0.05

mm

0.925 ± 0.015

0.330 ± 0.015

1.375 ± 0.125

0.036 ± 0.002

inches

23.50 ± 0.38

8.38 ± 0.38

34.93 ± 3.18

0.91 ± 0.05

mm

1.925 ± 0.015

0.475 ± 0.015

1.375 ± 0.125

0.036 ± 0.002

inches

48.90 ± 0.38

12.07 ± 0.38

34.93 ± 3.18

0.91 ± 0.05

mm

0.625 ± 0.015

0.205 ± 0.015

1.375 ± 0.125

0.032 ± 0.002

0.125

inches

15.88 ± 0.38

5.21 ± 0.38

34.93 ± 3.18

0.81 ± 0.05

3.18

mm

0.940 ± 0.015

0.330 ± 0.015

1.375 ± 0.125

0.036 ± 0.002

0.200

inches

23.88 ± 0.38

8.38 ± 0.38

34.93 ± 3.18

0.91 ± 0.05

5.08

mm

(1) See Packaging Specification for lead length dimension for tape and reel packaged product.

E

Lead Spacing

(Ref.)

Unit

A

Body Length

B

Body Diameter

C

Lead Length (Bulk)

(1)

D

Lead Diameter

MR10

TMR5

MR3

MR5

TMR3

MR1

-

Type/Code

1%, 5%

MR1

(2)

1

0.01 - 0.1

MR3

(3)

3

0.005 - 0.2

MR5

(4)

5

0.005 - 0.3

MR10

(5)

10

0.01 - 0.5

TMR3

3

0.005 - 0.2

TMR5

5

0.005 - 0.3

(5) MR10 all values are ribbon element wound on ceramic core.

Ohmic Range (Ω) and

Tolerance

(1) TCR is value dependent. Contact Stackpole for specific data.

(2) MR1 values 0.05Ω and below are non-magnetic and non-inductive. MR1 values ≥ 0.06Ω are ribbon element wound on ceramic core.

(3) MR3 values 0.1Ω and below are non-magnetic and non-inductive. MR3 values ≥ 0.15Ω are ribbon element wound on ceramic core.

(4) MR5 values 0.15Ω and below are non-magnetic and non-inductive. MR5 values ≥ 0.15Ω are ribbon element wound on ceramic core.

Type/Code

500 VAC

5 seconds at

5 X rated power

± 50 to ± 400

(1)

± 40

Power Rating (W)

@ 70ºC

TCR (ppm/ºC)

Dielectric Strength

Short Time Overload