SLA4071

Overview

The SLA4071 is a PNP Darlington transistor manufactured by Sanken Electric USA Inc., featuring an integrated flywheel diode for flyback voltage absorption. It utilizes the SLA (12-pin) package, which includes a fin for thermal management. The device supports a collector-emitter voltage of -100 V and a continuous collector current of -5 A. Key electrical characteristics include a DC current gain ranging from 2000 to 15000 at -3 A, with saturation voltages of -1.0 to -1.5 V for VCE(sat) and -1.6 to -2.0 V for VBE(sat). The component operates within a junction temperature range of -40°C to +150°C.

Feature Summary

• Integrated PNP Darlington configuration combined with a built-in flywheel diode for efficient inductive load control.

Applications

• Inductive load switching applications requiring flyback protection

Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm that the specific lot number matches the documentation provided. Ensure compliance with RoHS standards if required by your application specifications. Review the datasheet for any updates regarding manufacturing changes or obsolescence notices before finalizing procurement plans.

Selection Notes

Select this component for circuits requiring high current handling up to 5 A with significant voltage gain. Consider the thermal resistance of 5°C/W when designing heatsinking solutions. Evaluate the operating temperature range against environmental conditions. Verify interface compatibility with driving signals given the specified base current requirements.

Part Context

This component belongs to the SLA series of power transistors produced by Sanken Electric. These devices are designed for robust performance in industrial and automotive environments. The SLA4071 specifically addresses needs for high-gain switching with integrated protection features. It represents a specialized solution for managing inductive loads efficiently.

Replacement Considerations

SLA4071MS

FAQ

What is the maximum collector current rating?

The absolute maximum continuous collector current is rated at -5 A.

Does the device include protection against back EMF?

Yes, it features a built-in flywheel diode specifically designed for flyback voltage absorption.

What is the typical DC current gain?

The DC current gain typically ranges from 2000 to 15000 under standard test conditions.