2SA1694

Single Bipolar Transistors Overview

The 2SA1694 is a silicon PNP epitaxial planar power transistor manufactured by Sanken Electric USA Inc. It features an MT-100 (TO-3P) package with three through-hole terminals. Key electrical ratings include a maximum collector current of 8 A, collector-emitter voltage of -120 V, and collector-base voltage of -120 V. The device has a maximum power dissipation of 80 W at 25°C case temperature and a junction temperature limit of 150°C. Electrical characteristics specify a minimum DC current gain (hFE) of 50 at -3A/-4V, a typical transition frequency (fT) of 20 MHz, and a maximum collector-emitter saturation voltage of -1.5 V.

Single Bipolar Transistors Feature Summary

• Complements the 2SC4467 NPN transistor for matched pair applications
• Designed for audio and general-purpose amplifier circuits
• Utilizes TO-3P flange-mount package for efficient thermal management

Single Bipolar Transistors Applications

• Audio amplification stages
• General-purpose switching applications
• Power amplifier output stages

Single Bipolar Transistors Procurement Notes

Verify the specific hFE rank suffix (O, P, or Y) required for your design, as these indicate different gain ranges. Confirm that the TO-3P mounting interface matches your heatsink specifications. Ensure the operating conditions remain within the absolute maximum ratings to prevent device failure. Check for RoHS compliance status if environmental regulations apply to your assembly process.

Single Bipolar Transistors Selection Notes

Select this component when a high-current PNP transistor is needed to complement an NPN counterpart like the 2SC4467. The TO-3P package is suitable for applications requiring robust mechanical stability and effective heat dissipation. Consider the 8 A current rating and 120 V breakdown voltage to ensure adequate headroom for your circuit's peak loads and supply voltages.

Single Bipolar Transistors Part Context

This component belongs to the family of silicon PNP power transistors designed for medium-to-high power applications. It serves as the complementary device to the 2SC4467, facilitating push-pull configurations in amplifier designs. The TO-3P form factor is standard for industrial and audio equipment where reliable thermal performance is critical.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.