2SA1837,F(J

Single Bipolar Transistors Overview

The Toshiba Semiconductor and Storage 2SA1837 is a PNP silicon epitaxial transistor designed for power amplifier applications. It features a high transition frequency of 70 MHz typical, making it suitable for driver stage amplification. The device provides a collector-emitter breakdown voltage of -230 V and supports a maximum collector current of -1 A. Electrical characteristics include a minimum DC current gain (hFE) of 100 at -100 mA and a maximum collector-emitter saturation voltage of -1.5 V under specified conditions.

Single Bipolar Transistors Feature Summary

• High transition frequency optimized for amplifier applications
• Complementary pairing with the 2SC4793 NPN transistor
• Robust collector-emitter breakdown voltage rating

Single Bipolar Transistors Applications

• Power amplifier circuits
• Driver stage amplification

Single Bipolar Transistors Procurement Notes

Verify RoHS compliance status directly with the manufacturer or authorized distributors, as legacy variants may differ from lead-free specifications. Confirm package marking details to distinguish between standard and Pb-free finishes. Review the Toshiba Semiconductor Reliability Handbook for derating concepts and methods before finalizing designs. Ensure component sourcing aligns with current production lifecycle statuses.

Single Bipolar Transistors Selection Notes

Select this component when designing PNP stages requiring high-speed switching capabilities within power amplifier topologies. Consider its complementary relationship with the 2SC4793 for balanced push-pull configurations. Evaluate thermal management requirements carefully, as power dissipation ratings are strictly dependent on case temperature conditions during operation.

Single Bipolar Transistors Part Context

This component belongs to the family of Toshiba silicon epitaxial transistors engineered for discrete semiconductor applications. It utilizes a specific manufacturing process to achieve high transition frequencies while maintaining robust voltage handling capabilities. The device is housed in a through-hole package designed for efficient heat dissipation in power electronics environments.

Single Bipolar Transistors Replacement Considerations

The datasheet explicitly identifies the 2SC4793 as the complementary NPN counterpart. Verify pinout compatibility and electrical symmetry if substituting components in existing circuit designs.