2N3905 TIN/LEAD

Single Bipolar Transistors Overview

The Central Semiconductor Corp 2N3905 TIN/LEAD is a small signal PNP bipolar junction transistor manufactured using silicon technology. It features a TO-92-3 through-hole package with tin/lead terminal finish. Key electrical ratings include a collector-emitter voltage of 40 V, a collector-base voltage of 40 V, and an emitter-base voltage of 5 V. The device supports a maximum continuous collector current of 200 mA and dissipates up to 625 mW. It operates within a temperature range of -65°C to +150°C, with a transition frequency of 200 MHz.

Single Bipolar Transistors Feature Summary

• PNP polarity configuration for general-purpose switching applications
• Silicon construction ensuring stable performance across wide temperature ranges
• Through-hole mounting capability in a standard cylindrical plastic epoxy package

Single Bipolar Transistors Applications

• General purpose switching circuits
• Low power amplification stages
• Signal processing components in consumer electronics

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix to confirm the tin/lead terminal finish, as lead-free variants may exist under different part numbers. Confirm RoHS compliance status if restricted substances are required by your design specifications. Ensure the TO-92-3 package dimensions match your PCB footprint requirements before finalizing procurement decisions.

Single Bipolar Transistors Selection Notes

Select this component when a low-voltage PNP transistor is required for discrete switching or amplification tasks. The 200 mA current rating suits low-power applications rather than high-current loads. Consider the 40 V breakdown voltage limits when designing circuits with higher supply rails. The through-hole package is suitable for prototyping or environments requiring robust mechanical attachment.

Single Bipolar Transistors Part Context

This component belongs to the 2N39 series of small signal transistors produced by Central Semiconductor. It serves as a PNP counterpart to NPN variants within the same family. The device is designed for general-purpose electronic applications where moderate gain and low voltage operation are sufficient. It represents a standard discrete semiconductor solution for basic circuit building blocks.

Single Bipolar Transistors Replacement Considerations

Cross-reference with other manufacturers' 2N3905 equivalents to verify pinout compatibility and electrical parameter tolerances. Ensure substitute parts maintain the same TO-92 package style and thermal characteristics. Verify that alternative sources offer the required tin/lead finish if soldering processes depend on it.