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DTA123YCA-HF is a PNP digital transistor manufactured by Comchip Technology, featuring built-in bias resistors for simplified circuit design. It operates with a collector-emitter voltage of -50V and a continuous collector current of -100mA. The device includes an input resistor (R1) of 2.2kΩ and an emitter-base resistor (R2) of 10kΩ. Key electrical parameters include a DC current gain (hFE) of at least 33 at 10mA/5V, a power dissipation of 200mW, and a maximum operating frequency of 250MHz. It is housed in a compact SOT-23-3 surface-mount package.
Verify the specific ordering suffix against official manufacturer documentation to confirm exact pinout and electrical tolerances. Ensure compliance with RoHS directives and automotive quality standards required for the target application environment before finalizing procurement.
Select this component when a PNP digital switch with integrated biasing is required for automotive or industrial interfaces. Compare the 2.2kΩ input resistance and 10kΩ emitter-base resistance against circuit requirements to ensure proper logic level interfacing and drive capability.
This part belongs to the DTA series of digital transistors from Comchip Technology, designed specifically for replacing multiple discrete components. It integrates a PNP transistor with two internal resistors into a single three-terminal package, streamlining design for switching and amplification tasks.
The DTC123YCA-HZG is documented as the complementary NPN type within the same product family. Verify pin compatibility and polarity requirements when substituting with other PNP digital transistors from different manufacturers.