2SD1724T

Single Bipolar Transistors Overview

The onsemi 2SD1724T is a single NPN power bipolar junction transistor designed for general-purpose switching and amplification applications. It features a collector-emitter voltage rating of 100V and a continuous collector current capacity of 3A. The device is housed in a TO-126LP plastic through-hole package, which provides robust mechanical stability for industrial environments. Key electrical specifications include a maximum transition frequency of 180MHz and a power dissipation rating of 1.2W at 25°C ambient temperature. The component operates within a junction temperature range of -55°C to 150°C, ensuring reliable performance across diverse thermal conditions.

Single Bipolar Transistors Feature Summary

• High current handling capability with a 3A continuous collector current rating suitable for power control circuits.
• Wide voltage tolerance supporting up to 100V collector-emitter breakdown for medium-voltage applications.
• Through-hole TO-126LP packaging ensures secure mounting and effective heat dissipation for board-level integration.

Single Bipolar Transistors Applications

• General-purpose power switching in consumer electronics
• Linear amplifier stages in audio equipment
• Relay driver circuits in industrial control systems

Single Bipolar Transistors Procurement Notes

Verify the specific manufacturer lot code and date code upon receipt to ensure component authenticity and traceability. Confirm that the received units match the TO-126LP physical dimensions and pinout configuration specified in the official datasheet. Check for any visible physical damage to the leads or casing before soldering. Ensure storage conditions comply with moisture sensitivity levels if applicable. Cross-reference the ordering information with authorized distributors to avoid counterfeit components.

Single Bipolar Transistors Selection Notes

Select this component when a through-hole NPN transistor is required for circuits involving moderate power levels up to 3A. The 100V rating makes it suitable for applications exceeding standard low-voltage logic levels but below high-voltage industrial thresholds. Consider the 1.2W power dissipation limit and implement appropriate heatsinking or PCB copper area strategies to maintain junction temperatures within safe operating limits during continuous operation.

Single Bipolar Transistors Part Context

This part belongs to the family of discrete bipolar transistors manufactured by onsemi. It serves as a fundamental active component in electronic circuit design, bridging low-power control signals with higher-power loads. The TO-126LP package variant offers a balance between thermal performance and ease of manual or automated assembly compared to surface-mount alternatives.

Single Bipolar Transistors Replacement Considerations

Direct substitutes must match the NPN polarity, 3A current rating, and 100V voltage specification. Verify that alternative packages provide equivalent thermal resistance characteristics. Ensure the replacement device supports the same operating temperature range and transition frequency requirements for the target application.