2SB1588

Single Bipolar Transistors Overview

The Sanken Electric USA Inc. 2SB1588 is a silicon PNP epitaxial planar transistor designed as the complement to the 2SD2439 type. It features a maximum collector current of 10 A and a collector-emitter breakdown voltage of -150 V. The device supports up to 80 W of power dissipation at a case temperature of 25°C. Key electrical characteristics include a minimum DC current gain (hFE) of 5000, a typical transition frequency (fT) of 50 MHz, and a maximum collector-base cutoff current of 100 mA. It utilizes an FM100 (TO-3PF) package.

Single Bipolar Transistors Feature Summary

• High DC current gain with a minimum rating of 5000 for efficient signal amplification
• Epitaxial planar construction ensuring stable performance in audio and regulator applications
• Complementary pairing capability with the 2SD2439 NPN transistor

Single Bipolar Transistors Applications

• Audio output amplification
• Series voltage regulators
• General-purpose switching circuits

Single Bipolar Transistors Procurement Notes

Verify the specific hFE rank suffix (O, P, or Y) required for your design, as these denote distinct gain ranges. Confirm the package marking orientation matches the schematic pinout. Ensure thermal management solutions align with the derating curves provided in the datasheet for safe operating area compliance.

Single Bipolar Transistors Selection Notes

Select this component when high current gain and complementary matching with the 2SD2439 are required. Consider the 80 W power dissipation limit and the need for adequate heatsinking to maintain junction temperatures within the specified range during continuous operation.

Single Bipolar Transistors Part Context

This component belongs to Sanken's discrete bipolar transistor lineup, specifically engineered for high-power applications. It serves as part of a matched pair system, often used alongside its NPN counterpart to create balanced push-pull amplifier stages or robust linear regulation systems.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers: None identified.