UM7201B

RF Diode Overview

The UM7201B is a PIN diode manufactured by Microchip Technology, classified under the product category of PIN diodes. It is constructed using silicon (Si) and utilizes a P-PIN structure. The device is housed in a hermetic stud package configuration. This component is categorized within the broader sub-category of diodes and rectifiers. The manufacturer identifies this specific part as a specialized semiconductor device intended for applications requiring robust performance characteristics typical of hermetically sealed RF components.

RF Diode Feature Summary

• Utilizes a silicon PIN diode structure with a P-PIN configuration
• Features a hermetic stud package design for environmental sealing
• Manufactured by Microchip Technology under their PIN diode product line

RF Diode Applications

• RF switching applications requiring hermetic sealing
• Attenuator circuits in harsh environments
• High-power RF signal processing systems

RF Diode Procurement Notes

Verify current availability directly with Microchip Technology or authorized distributors, as this component may be subject to special order status. Confirm the exact package dimensions and mounting requirements against your PCB layout specifications. Ensure that the hermetic seal integrity meets your system's environmental protection standards before finalizing procurement decisions.

RF Diode Selection Notes

Select the UM7201B when a hermetically sealed silicon PIN diode is required for high-reliability RF applications. Compare its stud mount form factor against surface-mount alternatives if space constraints exist. Verify that the electrical parameters of this specific P-PIN structure align with your circuit's impedance and power handling needs.

RF Diode Part Context

The UM7201B belongs to Microchip Technology's portfolio of discrete semiconductor devices, specifically within the PIN diode segment. It shares the manufacturer's focus on high-reliability components often used in defense, aerospace, and industrial communications. The hermetic stud packaging distinguishes it from standard commercial plastic-packaged diodes, targeting markets where long-term stability and environmental resistance are critical.

RF Diode Replacement Considerations

Consult Microchip Technology for officially confirmed substitute part numbers. Evaluate alternative hermetic stud PIN diodes from other manufacturers only if they match the mechanical footprint and electrical specifications exactly. Do not assume pinout compatibility with non-hermetic variants.