# Codaca CPEX4141L Series of Inductors

**URL:** <https://forum.digikey.com/t/codaca-cpex4141l-series-of-inductors/57651>\
**Category:** Inductors, Coils, Chokes\
**Tags:** part-numbering, fixed-inductors, codaca\
**Created:** [July 22, 2025, 8:40am UTC](https://forum.digikey.com/t/codaca-cpex4141l-series-of-inductors/57651 "2025-07-22T08:40:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![sarah.yang](https://avatars.discourse-cdn.com/v4/letter/s/278dde/32.png) [@sarah.yang](https://forum.digikey.com/u/sarah.yang)\
**Post date:** [July 22, 2025, 8:40am UTC](https://forum.digikey.com/t/codaca-cpex4141l-series-of-inductors/57651/1 "2025-07-22T08:40:11Z")

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The CPEX4141L Series of Inductors from Codaca are billed as a High Current, Low DCR Power Inductor.

Valid part numbers

This is table contains all valid part numbers in the series as indicated by the suppliers data sheet

> **[CPEX4141L.pdf](https://www.codaca.com.cn/Private/pdf/CPEX4141L.pdf)**
>
> 1069.71 KB

The part numbers below are available on the DigiKey website. Click on them to see their respective DigiKey product page.

| **Part Number** | **Inductance** | **DCR** | **Isat** | **Irms** |
| --- | --- | --- | --- | --- |
| [CPEX4141L-101MC](https://www.digikey.com/en/products/detail/codaca/CPEX4141L-101MC/18883770?_gl=1*1hy2iqa*_gcl_au*MTA0MDAxOTIzNy4xNzUzMjM5MTcz/18883770) | 100 | 4.85 | 31 | 35 |
| [CPEX4141L-270MC](https://www.digikey.com/en/products/detail/codaca/CPEX4141L-270MC/18883779?_gl=1*1u9xlai*_gcl_au*MTA0MDAxOTIzNy4xNzUzMjM5MTcz) | 27 | 1.31 | 60 | 70 |
| [CPEX4141L-330MC](https://www.digikey.com/en/products/detail/codaca/CPEX4141L-330MC/18883775?_gl=1*24qmit*_gcl_au*MTA0MDAxOTIzNy4xNzUzMjM5MTcz) | 33 | 1.56 | 54 | 52 |
| [CPEX4141L-500MC](https://www.digikey.com/en/products/detail/codaca/CPEX4141L-500MC/18883778?_gl=1*12bxoiv*_gcl_au*MTA0MDAxOTIzNy4xNzUzMjM5MTcz) | 50 | 2.32 | 44 | 48 |
| [CPEX4141L-680MC](https://www.digikey.com/en/products/detail/codaca/CPEX4141L-680MC/18883771?_gl=1*12bxoiv*_gcl_au*MTA0MDAxOTIzNy4xNzUzMjM5MTcz) | 68 | 3.18 | 37 | 43 |

Understanding the Part Number Matrix

Example Part Number:

CPEX4141L-101MC

Series:

CPEX4141L

Inductance:

Three digit induction code. The first two are significant. The last one is the multiplication factor (the number of zeroes).  
Example:  
33µH=33significant with one zero=330

Tolerance

M=±20%