2SD1145F

Single Bipolar Transistors Overview

The 2SD1145F is an NPN silicon epitaxial planar transistor manufactured by onsemi. It is designed for high-speed switching and amplification applications in general-purpose circuits. The device features a small outline package suitable for automated surface-mount assembly, providing reliable performance in consumer electronics and industrial control systems where compact form factors are required.

Single Bipolar Transistors Feature Summary

• NPN silicon epitaxial planar construction
• Optimized for high-speed switching operations
• Surface-mount compatible packaging

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Amplifier stages in consumer electronics
• Industrial control logic interfaces

Single Bipolar Transistors Procurement Notes

Verify the exact ordering suffix to ensure correct tape-and-reel quantity and moisture sensitivity level. Confirm RoHS compliance status matches project requirements. Check for recent Fairchild Semiconductor integration naming changes if sourcing legacy inventory. Validate manufacturer authenticity through authorized distribution channels only.

Single Bipolar Transistors Selection Notes

Select this component when a standard NPN switching transistor with moderate current capability is needed. Ensure voltage ratings exceed peak circuit operating conditions. Consider thermal management requirements based on expected power dissipation in the specific application environment.

Single Bipolar Transistors Part Context

This part belongs to onsemi's discrete transistor portfolio, historically derived from Fairchild Semiconductor product lines following corporate integration. It serves as a standard replacement for legacy NPN switching devices in existing designs requiring surface-mount technology compatibility.

Single Bipolar Transistors Replacement Considerations

Direct substitutes include 2SD1145 without suffix variations if pinout and electrical characteristics match exactly. Verify package dimensions and lead finish compatibility before substitution.