STE50DE100

Overview

The STE50DE100 is a hybrid Emitter Switched Bipolar Transistor (ESBT) manufactured by STMicroelectronics. It features a Cascode configuration combining high voltage bipolar and low voltage MOSFET technologies. The device provides a collector-source voltage of 1000 V, a continuous collector current of 50 A, and an ultra-low equivalent on resistance of 0.026 Ω. It supports switching frequencies up to 150 kHz with very fast turn-on characteristics.

Feature Summary

• Hybrid structure utilizing dedicated high voltage Bipolar and low voltage MOSFET technologies for optimized performance
• Ultra-low equivalent on resistance providing high efficiency in power conversion applications
• Very fast switching capabilities supporting operation up to 150 kHz
• Low input capacitance and low dynamic collector-source voltage

Applications

• Industrial converters
• Welding equipment

Procurement Notes

Verify component status as the STE50DE100 is listed as obsolete. Confirm availability through authorized distributors or secondary markets. Ensure compliance with RoHS3 specifications and ECOPACK lead-free packaging requirements when sourcing replacement units.

Selection Notes

Select this component for high-voltage industrial applications requiring efficient power switching. Consider the 1000 V rating and 50 A current capacity for robust circuit designs. Evaluate thermal management needs given the 160 W total dissipation capability at 25°C case temperature.

Part Context

This part belongs to the STE50 series of ESBT devices from STMicroelectronics. These components are designed for high-performance power electronics, offering superior switching speeds and lower conduction losses compared to traditional bipolar transistors.

Replacement Considerations

Public confirmed substitute part numbers: None available.