# UM9369, UM9921, UM7006B, UM9993, UM9301, UM4306B, UM9830 and more — Discontinued electronic component replacement mapping

For UM9369, UM9921, UM7006B, UM9993, UM9301, UM4306B, UM9830 and more, manufacturer is Microchip; notice id is MFOL-19MRQH667; last time buy is None — effective immediately 2025-06-26; last ship is No further supply; suggested replacement is N/A, recorded from its source on 2026-08-03.

- **Discontinued part:** UM9369, UM9921, UM7006B, UM9993, UM9301, UM4306B, UM9830 and more
- **Manufacturer:** Microchip
- **Notice ID:** MFOL-19MRQH667
- **Last time buy:** None — effective immediately 2025-06-26
- **Last ship:** No further supply
- **Suggested replacement:** N/A _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> Microchip — MFOL-19MRQH667 | 25 RF/microwave Si & GaAs diodes: UM9369, UM9921, UM7006B, UM9993, UM9301, UM4306B, UM9830 and more | None — effective immediately 2025-06-26 | No further supply | — |

## Source

- https://www.dasenic.com/blog/knowledgeHub/obsolete-components-in-2026-eol-list-shortage-statistics-what-to-do-about-it

Last verified: 2026-08-03. Review by: 2026-11-01.
Part of [Discontinued electronic component replacement mapping](https://referencesource.org/discontinued-part-replacement-mapping/).