2SC4399-4-TL-E

Single Bipolar Transistors Overview

The 2SC4399-4-TL-E is an NPN RF small signal bipolar transistor manufactured by onsemi. It features a collector-emitter voltage of 20V and a continuous collector current of 30mA. The device has a transition frequency of 320MHz and operates at a maximum junction temperature of 150°C with a power dissipation of 150mW. It is housed in a surface-mount SC-70 (SOT-323) package.

Single Bipolar Transistors Feature Summary

• Designed for RF applications as a small signal NPN transistor
• Optimized for high-frequency performance with a 320MHz transition frequency
• Compact surface-mount construction suitable for space-constrained designs

Single Bipolar Transistors Applications

• RF amplifier circuits
• High-frequency signal processing
• Consumer electronics requiring compact RF components

Single Bipolar Transistors Procurement Notes

Verify the manufacturer part number against official onsemi documentation to ensure authenticity. Confirm that the SC-70 package matches your PCB footprint requirements. Check datasheet specifications for thermal management needs given the 150mW power rating. Ensure compatibility with your circuit's voltage and current limits before integration.

Single Bipolar Transistors Selection Notes

Select this component when an NPN transistor with 20V breakdown and 320MHz frequency response is required. Consider the SC-70 package size for assembly constraints. Evaluate the 150mW power dissipation capability against your thermal design. Compare against alternative RF transistors if higher current or voltage ratings are needed.

Single Bipolar Transistors Part Context

This part belongs to the family of single bipolar transistors from onsemi, specifically designed for radio frequency applications. It utilizes a multi-chip package configuration to achieve its electrical characteristics in a minimal footprint. The device serves as a fundamental active component in analog and RF signal chains.

Single Bipolar Transistors Replacement Considerations

The 2SC4399-5-TL-E is a related variant within the same product line. Verify specific parameter differences such as voltage or current ratings before substitution. Consult official cross-reference guides for confirmed equivalent parts.