2SC3916-AC

Overview

The onsemi 2SC3916-AC is a single, pre-biased NPN bipolar junction transistor (BJT) designed for through-hole applications. It integrates internal biasing resistors to simplify circuit design and reduce component count. The device features a collector-emitter voltage rating of 50 V and a maximum collector current of 500 mA. With a transition frequency of 200 MHz, it supports high-speed switching operations. The power dissipation capability is rated at 300 mW. The component utilizes the 3-SPA small-outline package, offering a compact form factor suitable for space-constrained designs while maintaining robust electrical performance for signal processing tasks.

Feature Summary

• Integrates on-chip bias resistors to minimize external component requirements
• Supports large current capacity for driving moderate loads
• Optimized for high-frequency switching applications

Applications

• Switching circuits in consumer electronics
• Signal amplification stages
• Driver circuits for logic interfaces

Procurement Notes

Verify the specific ordering suffix matches the required pin configuration and resistance values. Confirm RoHS compliance status with the supplier. Ensure the package type aligns with PCB footprint requirements. Cross-reference the manufacturer datasheet for thermal characteristics before finalizing the design.

Selection Notes

Choose this component when integrated biasing simplifies the schematic layout. Consider the 500 mA current limit for load requirements. Evaluate the 300 mW power dissipation against thermal constraints. The SPA package size should fit within the available board area. Verify compatibility with the target switching frequency range.

Part Context

This part belongs to the family of single pre-biased transistors from onsemi. These devices combine a BJT with internal resistors to replace multiple discrete components. The 2SC3916-AC variant specifically targets NPN applications requiring simplified bias networks. It serves as a direct replacement for older Sanyo semiconductor equivalents in existing designs.

Replacement Considerations

The 2SC3916 is documented as an equivalent part number. Verify pinout compatibility before substitution. Check if the alternative offers identical resistance values.