2SB1351

Single Bipolar Transistors Overview

The Sanken Electric USA Inc. 2SB1351 is a Silicon PNP Epitaxial Planar Transistor configured as a Darlington pair, housed in an FM20 (TO-220F) package. It features a maximum collector-emitter voltage of -60V and a continuous collector current rating of -12A, with a pulse current capacity of -20A. The device provides a minimum DC current gain (hFE) of 2000 at -10mA collector current. Maximum power dissipation is rated at 30W at a case temperature of 25°C. Key electrical characteristics include a collector-base breakdown voltage of -60V and a base-emitter breakdown voltage of -6V.

Single Bipolar Transistors Feature Summary

• Darlington configuration providing high DC current gain for efficient driver applications
• Epitaxial planar silicon construction designed for robust switching performance
• FM20 (TO-220F) through-hole package facilitating thermal management

Single Bipolar Transistors Applications

• Printer head drivers
• Solenoid drivers
• Relay drivers
• DC motor drivers
• General purpose switching circuits

Single Bipolar Transistors Procurement Notes

Verify the component against the official Sanken datasheet to confirm pinout alignment and absolute maximum ratings before integration. Ensure that thermal design accounts for the specified derating curves relative to ambient temperature and heatsink conditions. Confirm that the application voltage and current limits remain within the safe operating area defined in the manufacturer's documentation.

Single Bipolar Transistors Selection Notes

Select this component when high current gain is required for driving inductive loads such as relays or motors. The TO-220F package supports moderate power dissipation suitable for general-purpose applications. Evaluate the saturation voltage requirements under specific base drive conditions to ensure adequate switching efficiency. Consider the transition frequency limitations for high-speed switching tasks.

Single Bipolar Transistors Part Context

The 2SB1351 belongs to Sanken's lineup of PNP epitaxial planar transistors intended for driver applications. It is specifically engineered for use in printer heads, solenoids, and relays. The device utilizes a Darlington structure to achieve high sensitivity and gain, making it suitable for controlling higher currents with lower input signals compared to single-transistor solutions.

Single Bipolar Transistors Replacement Considerations

The datasheet explicitly states that this part is not recommended for new designs. Engineers should consult Sanken Electric for updated alternatives or newer generation components suitable for fresh development projects.

Single Bipolar Transistors FAQ

What is the maximum collector current rating for the 2SB1351?

The continuous collector current is rated at -12A, with a pulse current capability of -20A.

What is the typical transition frequency of the 2SB1351?

The typical transition frequency (fT) is 130 MHz, measured at VCE = -12V and IE = 1A.

Is the 2SB1351 suitable for new product designs?

No, the manufacturer explicitly marks this component as 'Not Recommended for New Designs'.