3STF1640

Single Bipolar Transistors Overview

The STMicroelectronics 3STF1640 is a low voltage high performance NPN power transistor manufactured using new low voltage planar technology with double metal process. It features a collector-emitter saturation voltage of 50 mV and a maximum operating temperature of +150 C. The device has a gain bandwidth product (fT) of 100 MHz and supports a maximum power dissipation of 1.5 W. It is available in a surface mount SOT-89 package.

Single Bipolar Transistors Feature Summary

• NPN power transistor utilizing low voltage planar technology
• Double metal process for enhanced performance
• Surface mount SOT-89 packaging

Single Bipolar Transistors Applications

• Low voltage switching applications
• Power amplifier circuits
• General purpose transistor applications

Single Bipolar Transistors Procurement Notes

Verify component status as the part may be listed as obsolete in some distributor databases. Confirm availability through authorized channels. Ensure compatibility with SOT-89 mounting requirements. Check RoHS compliance documentation. Validate technical specifications against current design needs before procurement.

Single Bipolar Transistors Selection Notes

Select this component for applications requiring low voltage NPN power transistors with high performance characteristics. Consider the 1.5 W power dissipation limit and 100 MHz gain bandwidth product. Evaluate thermal management requirements for the SOT-89 package. Compare against alternative NPN transistors with similar voltage and current ratings.

Single Bipolar Transistors Part Context

The 3STF1640 belongs to STMicroelectronics' discrete semiconductor products, specifically within the bipolar junction transistor (BJT) category. It is designed for low voltage applications and utilizes advanced planar technology. The device is part of the broader portfolio of power transistors offered by the manufacturer for various electronic circuit implementations.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data. Consult official STMicroelectronics documentation or authorized distributors for compatible alternatives. Verify electrical parameters and pinout compatibility before considering any replacement options.