2SD1857ATV2Q

Single Bipolar Transistors Overview

The 2SD1857ATV2Q is a PNP power transistor manufactured by Rohm Semiconductor. It features a collector-emitter breakdown voltage of 160 V and a maximum continuous collector current of 1.5 A. The device has a transition frequency of 80 MHz and a typical collector output capacitance of 20 pF at VCB=10V. It operates within a junction temperature range of -55°C to +150°C and is housed in an ATV (TO-252/DPak) surface-mount package.

Single Bipolar Transistors Feature Summary

• High breakdown voltage capability for robust operation
• Low collector output capacitance for high-frequency performance
• High transition frequency suitable for switching applications

Single Bipolar Transistors Applications

• General-use electronic equipment
• Audio visual equipment
• Office automation equipment
• Communication devices
• Electronic appliances

Single Bipolar Transistors Procurement Notes

Verify the exact ordering suffix against official Rohm documentation, as suffixes define specific packaging or binning configurations. Confirm component availability status directly with authorized distributors or the manufacturer, as supply conditions may change. Ensure compliance with RoHS directives and verify that the intended application falls within general-use electronics rather than specialized safety-critical systems.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with a 160V collector-emitter voltage rating and 1.5A current capacity is required. Consider its low output capacitance and high transition frequency for applications demanding faster switching speeds. Ensure the design accommodates the specified thermal dissipation limits and utilizes the appropriate surface-mount footprint for reliable mounting.

Single Bipolar Transistors Part Context

This part belongs to the 2SD1857A series of power transistors from Rohm. It is designed to complement the 2SB1275 NPN counterpart. The ATV package designation indicates a specific surface-mount form factor compatible with standard TO-252 land patterns. The datasheet specifies it for general-purpose use in consumer and office electronics.

Single Bipolar Transistors Replacement Considerations

The 2SD1918 is documented as a complementary device within the same datasheet family. Verify pinout compatibility and electrical specifications before substitution. No other direct replacement part numbers are explicitly confirmed in the provided source material.

Single Bipolar Transistors FAQ

What is the maximum collector-emitter breakdown voltage?

The maximum collector-emitter breakdown voltage (BVCEO) is 160 V.

What is the typical collector output capacitance?

The typical collector output capacitance (Cob) is 20 pF at VCB=10V.

Is this component suitable for medical or aerospace applications?

No, the product is not designed for radiation tolerance or equipment requiring extremely high reliability such as medical instruments or aerospace machinery.