2SD1757KT146R

Single Bipolar Transistors Overview

The 2SD1757KT146R is an NPN bipolar junction transistor manufactured by Rohm Semiconductor. It features a collector-emitter voltage (VCEO) of 15 V and a continuous collector current (IC) of 500 mA. The device has a maximum power dissipation of 200 mW and operates at a transition frequency (fT) of 150 MHz. It utilizes the SOT-346 (SMT3) surface-mount package with a tape width of 8 mm and a reel size of 180 mm, containing 3000 units per standard packaging configuration.

Single Bipolar Transistors Feature Summary

• Optimized for muting applications due to low saturation voltage characteristics
• Features a typical collector-emitter saturation voltage of 8 mV under specific bias conditions

Single Bipolar Transistors Applications

• Muting circuits in audio equipment

Single Bipolar Transistors Procurement Notes

Verify the component against the official Rohm datasheet 2SD1757KT146Q-e.pdf to confirm electrical parameters and physical dimensions. Ensure the ordering suffix KT146 corresponds to the specified SOT-346 taping code and reel specifications. Confirm RoHS compliance status and storage conditions prior to procurement.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring low saturation voltage specifically for muting functions. Verify that the 15 V collector-emitter breakdown voltage meets the circuit requirements. Consider the 200 mW power dissipation limit and ensure adequate thermal management within the SOT-346 package constraints.

Single Bipolar Transistors Part Context

This part belongs to the Rohm 2SD1757K series of power transistors designed for general-purpose switching and amplification. The KT146 suffix indicates the specific taping and packaging format used for automated surface-mount assembly processes.

Single Bipolar Transistors Replacement Considerations

BSR14 from onsemi is listed as a substitute option.