2SD1857TV2Q

Single Bipolar Transistors Overview

The ROHM Semiconductor 2SD1857TV2Q is an NPN silicon power transistor designed for general-purpose switching and amplification applications. It features a collector-emitter breakdown voltage of 120V and a continuous collector current rating of 2A. The device exhibits a low collector output capacitance, typically 20pF at VCB=10V, and a high transition frequency of 80MHz. It operates within a junction temperature range of -55°C to +150°C and is supplied in the ATV (TO-92) package with tape-and-reel packaging.

Single Bipolar Transistors Feature Summary

• High breakdown voltage capability up to 120V
• Low collector output capacitance for efficient switching
• High transition frequency suitable for RF applications

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Audio amplifier stages
• Communication devices
• Office automation equipment

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix TV2Q against official ROHM documentation to confirm the exact packaging configuration and hFE binning requirements. Ensure that the procurement specifications align with the ATV package dimensions and taping standards defined in the datasheet to prevent assembly compatibility issues during manufacturing.

Single Bipolar Transistors Selection Notes

Select this component when a 120V NPN transistor with a 2A current capacity is required. Consider its low output capacitance and 80MHz transition frequency for high-speed or RF applications. Verify that the thermal management strategy accommodates the 1W power dissipation limit under the intended operating conditions and ambient temperatures.

Single Bipolar Transistors Part Context

This part belongs to the ROHM 2SD1857 series of NPN power transistors. It serves as a complementary device to the PNP 2SB1236, facilitating push-pull configurations in audio and power supply designs. The series is engineered for robust performance in consumer electronics and industrial control systems requiring reliable switching capabilities.

Single Bipolar Transistors Replacement Considerations

The 2SD1763AE is listed as a similar level replacement with the same package type. Verify electrical parameters and pinout compatibility before substitution.

Single Bipolar Transistors FAQ

What is the typical collector output capacitance value?

The typical collector output capacitance is 20pF, measured at VCB = 10V and f = 1MHz.

Does this transistor complement another specific model?

Yes, the 2SD1857 is designed to complement the 2SB1236 PNP power transistor.

What is the maximum collector current rating?

The absolute maximum collector current (IC) is rated at 2 Amperes.