UM9401B

Description：RF DIODE PIN 50V 5.5W AXIAL
Series：-

SKU:6b05910d4098 Category: RF Diodes Brand: Microchip Technology

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Product introduction

Product Detailed Parameters

Description：RF DIODE PIN 50V 5.5W AXIAL
Series：-
Mfr：Microchip Technology
Package：Tape & Reel (TR)
Diode Type：PIN - Single
Voltage - Peak Reverse (Max)：50V
Current - Max：-
Capacitance @ Vr, F：1.5pF @ 0V, 100MHz
Resistance @ If, F：1Ohm @ 50mA, 100MHz
Power Dissipation (Max)：5.5 W
Operating Temperature：-65°C ~ 175°C
Package / Case：Axial
Supplier Device Package：Axial
Grade：-
Qualification：-

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UM9401B

Overview

The UM9401B is a silicon PPIN diode housed in a hermetic glass axial package. It operates within a temperature range of -65°C to 175°C. Key electrical parameters include a capacitance of 1.5pF at 0V and 100MHz, and a resistance of 1Ohm at 50mA and 100MHz.

Feature Summary

Hermetic glass axial construction for environmental protection
Silicon PPIN diode technology
Wide operating temperature capability

Applications

RF switching circuits
Attenuator applications
High-frequency signal processing

Procurement Notes

Verify the specific manufacturer lot codes and date codes upon receipt to ensure component authenticity. Confirm that the hermetic seal integrity meets the required specifications for the intended operational environment. Cross-reference the datasheet revision with the provided documentation to ensure all technical parameters are current.

Selection Notes

Select this component when high-frequency performance and reliability in harsh environments are critical. The hermetic packaging provides superior protection against moisture and contaminants compared to standard plastic packages. Ensure the thermal management design accommodates the specified operating temperature range.

Part Context

This part belongs to Microchip Technology's discrete diode portfolio, specifically designed for RF and microwave applications. The UM9401B utilizes silicon PIN diode technology, offering fast switching speeds and low insertion loss characteristics suitable for high-performance electronic systems requiring robust signal control.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Microchip Technology resources or authorized distributors for verified cross-reference data before implementing alternative components.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.