JAN2N2222AUA

Single Bipolar Transistors Overview

The JAN2N2222AUA is an NPN silicon switching transistor qualified per MIL-PRF-19500/255. It features a collector-emitter voltage of 50 Vdc and a total power dissipation of 0.5 W at +25°C. The device operates within a junction temperature range of -65 to +200 °C. Electrical characteristics include a forward-current transfer ratio (hFE) ranging from 30 to 325 depending on collector current, with a maximum collector-base cutoff current of 10 μAdc. The component utilizes a surface-mount package configuration.

Single Bipolar Transistors Feature Summary

• Qualified for military standards under MIL-PRF-19500/255 specifications
• Designed for high-reliability NPN silicon switching applications
• Capable of operation across extended industrial temperature ranges

Single Bipolar Transistors Applications

• Military-grade electronic circuit switching
• High-reliability signal amplification systems
• Avionics control logic interfaces

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure compliance with required quality levels. Confirm that the procurement channel provides traceability to the original manufacturer or authorized distributor. Ensure all handling procedures adhere to electrostatic discharge protocols specified in the datasheet. Validate that the delivered components match the exact part number designation regarding package type and qualification level.

Single Bipolar Transistors Selection Notes

Select this component when military qualification and extended temperature performance are mandatory requirements. Consider the surface-mount package geometry for automated assembly processes. Evaluate the thermal resistance characteristics relative to the intended heat dissipation environment. Ensure the required current gain and switching speeds align with the specific operational parameters defined in the electrical characteristics tables.

Single Bipolar Transistors Part Context

This device belongs to the 2N2221A/2N2222A family of NPN silicon transistors manufactured by Microchip Technology. The JAN prefix indicates a specific military qualification level within this product line. The UA suffix denotes a surface-mount package variant, distinguishing it from through-hole versions like the L or UB suffixes. This family is widely recognized for robust switching capabilities in demanding environments.

Single Bipolar Transistors Replacement Considerations

Direct substitutes include other JAN2N2222AUA units from authorized sources. Cross-reference with other manufacturers' MIL-PRF-19500/255 qualified equivalents if pin compatibility and electrical limits are verified. Ensure any replacement maintains the same surface-mount footprint and thermal characteristics.