Document No. 008-0542-0

Page 1 - 3

Rev. A

www.ctscorp.com

Series 73M1A, 73M2A,

73M3x & 73M5

Current Sensing Resistors – Up To 5W Power

FEATURES

 Metal Plate Construction – Copper Alloy

 Power Rating @ +70°C, Options 1 – 5 Watts

 Resistance Range, 0.25 – 120 milliohms

 Operating Temperature to +155°C

 EIA Standard Package Sizes

 Terminal Finish – Tin (e3)

 Reflow capable per JEDEC J-STD-020, 260°C maximum

 Tape and Reel Packaging

 RoHS/Green Compliant [6/6]

APPLICATIONS

Ideal for applications such as current detection and limiting, regulated battery circuits,

motor control, power supply, hard disk drives, inverter/converter, industrial equipment and automotive.

ORDERING INFORMATION

STANDARD RESISTOR VALUES

Notes:

1. No dashes or spaces to appear in part number.

2. Example Part Numbers:

73M2AR0015F [1.5m Ohms, ±1%]

73M3AR00025F [0.25m Ohms, ±1%]

73M3BR050F [50m Ohms, ±1%]

73M5R120F [120m Ohms, ±1%]

R

73M

Not all performance combinations and resistor values may be available.

Contact your local CTS Representative or CTS Customer Service for availability.

RESISTOR CODE

1A = 1 Watt Rating

2A = 2 Watt Rating

3A = 3 Watt Rating

3B = 3 Watt Rating

5 = 5 Watt Rating

TOLERANCE

F = ±1%

TYPE

4, 5 or 6-Character Resistor Code

"R" indicates decimal point.

Ex.

R100 = 100m Ohms

R0015 = 1.5m Ohms

R00025 = 0.25m Ohms

Standard Resistance Values [Based on EIA E-24 Sequence]

4, 5, 6-Digit Codes

Resistor

Value

Resistor

Code

Resistor

Value

Resistor

Code

Resistor

Value

Resistor

Code

Resistor

Value

Resistor

Code

0.00025Ω

R00025

0.0090Ω

R009

0.0300Ω

R030

0.0820Ω

R082

0.00050Ω

R0005

0.0100Ω

R010

0.0330Ω

R033

0.0910Ω

R091

0.0010Ω

R001

0.0110Ω

R011

0.0360Ω

R036

0.1000Ω

R100

0.0015Ω

R0015

0.0120Ω

R012

0.0390Ω

R039

0.1100Ω

R110

0.0020Ω

R002

0.0130Ω

R013

0.0430Ω

R043

0.1200Ω

R120

0.0025Ω

R0025

0.0150Ω

R015

0.0470Ω

R047

0.0030Ω

R003

0.0160Ω

R016

0.0500Ω

R050

0.0040Ω

R004

0.0180Ω

R018

0.0510Ω

R051

0.0050Ω

R005

0.0200Ω

R020

0.0560Ω

R056

0.0060Ω

R006

0.0220Ω

R022

0.0620Ω

R062

0.0070Ω

R007

0.0240Ω

R024

0.0680Ω

R068

0.0080Ω

R008

0.0270Ω

R027

0.0750Ω

R075