2SB1443TV2Q

Single Bipolar Transistors Overview

The 2SB1443TV2Q is a PNP power transistor manufactured by ROHM Semiconductor, designed for general-purpose switching applications. It features a collector-emitter voltage (VCEO) of -50V and a continuous collector current (IC) rating of -2A. The device operates with a maximum junction temperature of +150°C and offers a low saturation voltage of -0.35V at IC/IB = -1A/-50mA. Key electrical characteristics include a DC current gain (hFE) range of 120 to 270 and a transition frequency (fT) of 36MHz. The component is housed in an ATV package and supplied in reels of 2500 units.

Single Bipolar Transistors Feature Summary

• Low saturation voltage capability for efficient switching performance
• High DC current gain across varying collector currents
• Robust thermal stability with a maximum junction temperature of +150°C

Single Bipolar Transistors Applications

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

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix TV2 to confirm reel packaging quantities of 2500 units. Ensure compatibility with standard surface-mount assembly processes for the ATV package. Confirm that application requirements align with the specified absolute maximum ratings, particularly regarding pulse current limits and thermal dissipation constraints on the printed circuit board.

Single Bipolar Transistors Selection Notes

Select this component for circuits requiring moderate voltage handling up to 50V and current capacities around 2A. Consider the low saturation voltage for minimizing power loss in switching loads. Evaluate the hFE range to ensure adequate base drive current availability. Verify that the operating environment remains within the specified temperature range and that safety derating guidelines are followed for critical systems.

Single Bipolar Transistors Part Context

This part belongs to the 2SB1443 series of PNP power transistors from ROHM. It is engineered for use in consumer electronics and industrial control systems where reliable switching and moderate power handling are required. The ATV package provides a compact footprint suitable for space-constrained designs while maintaining necessary thermal performance characteristics.

Single Bipolar Transistors Replacement Considerations

Consult official documentation for direct pin-compatible substitutes. Verify that any alternative component matches the -50V voltage rating, -2A current capacity, and ATV package dimensions. Ensure replacement parts meet the same electrical specifications for saturation voltage and current gain to maintain circuit functionality.

Single Bipolar Transistors FAQ

What is the maximum collector-emitter saturation voltage?

The maximum collector-emitter saturation voltage is -0.35V when measured at a collector current of -1A and a base current of -50mA.

What is the transition frequency of the 2SB1443?

The transition frequency (fT) is typically 36MHz under conditions of VCE=-2V, IE=0.5A, and f=100MHz.

Is this component suitable for radiation-tolerant applications?

No, the product is not designed to be radiation tolerant and is intended for general-use electronic equipment only.