CMS3-5-R Surface mount power line common mode choke with 146 µH inductance, 3.1A current rating, 2-line configuration, and low DC resistance.
Mfr Part #:

CMS3-5-R

Available from 1 distributors
Mfr Name: Eaton - Electronics Division
Eaton - Electronics Division
Surface mount power line common mode choke with 146 µH inductance, 3.1A current rating, 2-line configuration, and low DC resistance.
Total Stock: 3,000 pcs
$ Price Range: $3.05 - $5.56

CMS3-5-R Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request

CMS3-5-R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current Rating
Current Rating (Max)
DC Resistance (DCR)
DC Resistance (DCR) (Max)
Filter Type
Height (Max)
Inductance @ Frequency
Mounting Type
Number of Lines
Operating Temperature

CMS3-5-R Description

Short technical summary and product information.

The Eaton CMS3-5-R is a surface mount power line common mode choke designed for EMI suppression in power supply circuits. It features a 2-line configuration with an inductance of 146 µH at 100 kHz, a maximum current rating of 3.1A, and a typical DC resistance of 17 mOhm. The component is housed in a Horizontal, 4 PC Pad package measuring 11.43mm x 11.43mm with a maximum height of 6.00mm. It operates over a temperature range of -40°C to 160°C, making it suitable for high-temperature environments. The surface mount design enables automated assembly, and the component is rated for RoHS compliance and MSL 1.

CMS3-5-R Quick Information

Product Type: Common Mode Choke
Series: CMS3
Canonical Name: Eaton CMS3-5-R Common Mode Choke, 146 µH, 3.1A, 2-Line, Surface Mount
Subcategory: Power Line Common Mode Choke

CMS3-5-R Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected

CMS3-5-R Estimated Pricing

Qty Low High
1+ $5.56 $5.56
10+ $4.57 $4.57
25+ $4.23 $4.23
50+ $3.99 $3.99
100+ $3.76 $3.76
250+ $3.74 $3.74
600+ $3.30 $3.30
1,200+ $3.11 $3.11
1,800+ $3.05 $3.05

Estimated market price range - modelled values for guidance only, not live distributor offers.

CMS3-5-R Features

  • Surface mount power line common mode choke.
  • Inductance of 146 µH at 100 kHz.
  • Rated for 3.1A maximum current.
  • Low DC resistance of 17 mOhm typical.
  • Operates from -40°C to 160°C.

CMS3-5-R Applications

  • Ideal for power line EMI filtering.
  • Used in switch-mode power supplies.
  • Suitable for high-temperature automotive environments.
  • For surface mount assembly processes.

CMS3-5-R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the CMS3-5-R?

The inductance is 146 µH at 100 kHz.

What is the maximum current rating?

The maximum current rating is 3.1A.

How many lines does this common mode choke have?

It has 2 lines.

What is the package style of the CMS3-5-R?

The package is Horizontal, 4 PC Pad, surface mount.

What is the operating temperature range?

The operating temperature range is -40°C to 160°C.

Is this component RoHS compliant?

Yes, it is listed as RoHS3 compliant, but this is unverified.

What is the DC resistance?

The typical DC resistance is 17 mOhm.

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