2SC4639-6-TB-E

Single Bipolar Transistors Overview

The 2SC4639-6-TB-E is a single NPN bipolar junction transistor from onsemi, designed for discrete circuit applications. It features a maximum collector-emitter voltage of 50 V and a continuous collector current of 150 mA. The device operates with a power dissipation rating of 200 mW in the SOT-23 surface-mount package. This component provides reliable switching performance for low-power electronic designs.

Single Bipolar Transistors Feature Summary

• NPN configuration for general-purpose switching
• Compact SOT-23 surface-mount footprint
• Low power dissipation capability

Single Bipolar Transistors Applications

• Discrete circuit switching
• Signal amplification stages
• Low-power control circuits

Single Bipolar Transistors Procurement Notes

Verify the exact manufacturer part number against official onsemi documentation to ensure authenticity. Confirm that the SOT-23 package type matches your PCB layout requirements. Check for any specific handling instructions related to electrostatic discharge during assembly. Ensure compatibility with your intended operating temperature range before finalizing procurement decisions.

Single Bipolar Transistors Selection Notes

Select this component when a small NPN transistor with 50V voltage rating is required. Consider the 150mA current limit for load requirements. The SOT-23 package suits space-constrained designs. Evaluate thermal management needs given the 200mW dissipation limit in this small form factor.

Single Bipolar Transistors Part Context

This transistor belongs to onsemi's discrete semiconductor product line. It serves as a fundamental building block for analog and digital switching applications. The SOT-23 packaging allows for automated surface-mount assembly processes, integrating easily into modern consumer and industrial electronics designs requiring compact active components.

Single Bipolar Transistors Replacement Considerations

Consult official cross-reference data for compatible substitutes. Verify pinout compatibility and electrical parameters match exactly. Ensure replacement parts meet the same voltage and current specifications for safe operation.