2SD1247S

Single Bipolar Transistors Overview

The 2SD1247S is an NPN silicon bipolar junction transistor (BJT) designed for general-purpose switching and amplification applications. It features a maximum collector-emitter voltage of 25V and a continuous collector current rating of 2.5A. The device operates with a transition frequency of 150MHz, supporting high-frequency performance. It is housed in a 3-MP through-hole package, facilitating easy insertion into printed circuit boards. The component dissipates up to 1W of power under specified conditions.

Single Bipolar Transistors Feature Summary

• NPN silicon construction for reliable switching operations
• High transition frequency suitable for RF and audio applications
• Through-hole mounting for robust mechanical stability

Single Bipolar Transistors Applications

• General-purpose signal amplification
• High-frequency switching circuits
• Audio amplifier stages

Single Bipolar Transistors Procurement Notes

Verify the exact manufacturer part number against official onsemi documentation to ensure authenticity. Confirm that the 3-MP package matches your PCB footprint requirements. Check datasheet specifications for thermal resistance and operating temperature ranges relevant to your specific design environment before finalizing procurement decisions.

Single Bipolar Transistors Selection Notes

Select this component when a low-voltage, medium-current NPN transistor is required for through-hole assembly. Ensure the application voltage does not exceed 25V and current demands remain within the 2.5A limit. Consider the 150MHz transition frequency for speed requirements. Verify compatibility with existing circuit biasing networks and thermal management strategies for the target enclosure.

Single Bipolar Transistors Part Context

This BJT belongs to the standard discrete semiconductor category from onsemi. It serves as a fundamental active element in electronic circuits requiring voltage or current control. The 3-MP package provides a compact solution for consumer electronics and industrial equipment where space efficiency and reliability are prioritized over surface-mount integration.

Single Bipolar Transistors Replacement Considerations

Consult official cross-reference lists for verified substitutes. Generic replacements may differ in transition frequency or current handling capabilities. Ensure any alternative maintains the same NPN polarity and through-hole package dimensions to fit existing board layouts without modification.