MRF4427GR2

Overview

The MRF4427GR2 is an NPN silicon RF bipolar transistor designed for radio frequency amplification. It features a collector-emitter breakdown voltage of 20V and supports a maximum power dissipation of 1.5W. The device operates with a continuous collector current rating of 400mA and utilizes an 8-SOIC surface-mount package.

Feature Summary

• Engineered for reliable radio frequency amplification applications
• Designed for surface-mount integration within compact circuit layouts
• Provides high-performance NPN switching capabilities

Applications

• Radio frequency signal amplification
• High-frequency circuit design
• Surface-mount electronic assemblies

Procurement Notes

Verify the manufacturer designation carefully, as this component was originally produced by Microsemi Corporation, which has since been acquired by Microchip Technology. Confirm that the specific part number matches your schematic requirements before ordering, as availability may vary due to the corporate transition and product lifecycle status.

Selection Notes

Select this component when a 20V NPN RF transistor with 1.5W power handling is required in an 8-SOIC package. Ensure the application frequency aligns with the device's transition frequency specifications. Consider thermal management needs given the surface-mount form factor and power dissipation limits during operation.

Part Context

This component belongs to the class of RF bipolar transistors used in communication systems. It serves as a critical active element for signal boosting in RF chains. The 8-SOIC packaging facilitates automated assembly processes while maintaining electrical performance suitable for moderate power RF tasks.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.