DTB123ECHZGT116

Overview

The DTB123ECHZGT116 is a PNP digital transistor manufactured by ROHM Semiconductor, housed in an SOT-23 (SST3) surface-mount package. It integrates bias resistors with typical values of R1 = 2.2 kΩ and R2 = 2.2 kΩ. Key electrical parameters include a collector-emitter voltage (VCEO) of -50 V, a continuous collector current (IC) of -0.5 A, and a power dissipation (PD) of 200 mW. The device features a maximum operating frequency of 200 MHz and meets the AEC-Q101 automotive qualification standard.

Feature Summary

• Integrates built-in biasing resistors to simplify circuit design by eliminating external input components.
• Automotive-grade reliability certified under the AEC-Q101 standard for harsh environment operation.
• Optimized for low saturation voltage to enhance switching efficiency in digital applications.

Applications

• Inverter circuits
• Interface drivers
• General-purpose digital switching

Procurement Notes

Verify component authenticity through authorized distribution channels or direct manufacturer engagement. Confirm that the specific ordering suffix matches the required packaging format and tape-and-reel specifications. Ensure compliance with RoHS directives and check for any recent lifecycle status updates before finalizing procurement plans.

Selection Notes

Select this component when a PNP configuration with integrated 2.2 kΩ biasing is required. Verify that the -50 V voltage rating and -0.5 A current capacity align with the target circuit's load requirements. Consider the SOT-23 footprint constraints and thermal dissipation limits during the PCB layout phase.

Part Context

This part belongs to the DTB series of pre-biased transistors from ROHM Semiconductor. These devices are designed to replace discrete resistor-transistor combinations, reducing board space and assembly complexity. The series is widely utilized in automotive electronics due to its robust qualification standards and consistent performance characteristics.

Replacement Considerations

The DTD123ECT116 serves as the complementary NPN variant within the same product family. When substituting, verify that the opposite polarity and identical resistor values meet the circuit's logical requirements without altering the overall impedance characteristics.