2N2219AE4

Single Bipolar Transistors Overview

The Microchip Technology 2N2219AE4 is an NPN switching silicon transistor housed in a TO-39 metal can package. It is qualified to MIL-PRF-19500/251 standards for aerospace and defense applications. Key electrical parameters include a collector-emitter breakdown voltage of 30 V, a maximum power dissipation of 800 mW, and a minimum DC current gain (hFE) of 100 at 150 mA and 10 V. The device operates within a junction temperature range of -55 °C to 200 °C.

Single Bipolar Transistors Feature Summary

• Qualified per MIL-PRF-19500/251 for high-reliability environments
• Utilizes a hermetic TO-39 metal can package
• Designed for general-purpose NPN switching applications

Single Bipolar Transistors Applications

• Aerospace systems
• Defense electronics
• High-reliability industrial equipment

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'AE4' against official Microchip documentation to confirm exact lot traceability and screening requirements. Confirm that the component meets the necessary environmental specifications for the intended deployment environment. Ensure compatibility with existing MIL-PRF-19500/251 qualification standards before finalizing procurement decisions.

Single Bipolar Transistors Selection Notes

Select this component when a hermetically sealed NPN transistor is required for extreme temperature stability. The TO-39 package provides robust mechanical protection suitable for harsh conditions. Consider the 30 V breakdown voltage and 800 mW dissipation limits to ensure adequate headroom for the specific circuit design requirements.

Single Bipolar Transistors Part Context

This part belongs to the legacy Microsemi/Microchip discrete transistor portfolio. It serves as a radiation-hardened or high-reliability alternative to standard commercial grade transistors. The device supports designs requiring long-term availability and strict adherence to military performance standards in critical infrastructure.

Single Bipolar Transistors Replacement Considerations

Direct cross-reference requires verifying pinout and thermal resistance equivalence. Consult Microchip's official comparable parts list for validated substitutes meeting identical MIL-PRF-19500/251 criteria.