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The PDTA124XT/APGR is a PNP Resistor-Equipped Transistor (RET) from the PDTA124X series, manufactured by Nexperia. It integrates a single PNP transistor with built-in bias resistors in an SOT23 (TO-236AB) surface-mount package. The device features a collector-emitter voltage (VCEO) of -50 V and a continuous DC output current (IO) of -100 mA. The internal input bias resistor (R1) has a typical value of 22 kΩ, while the emitter-base resistor (R2) provides a typical ratio of 2.1 relative to R1. Key electrical characteristics include a minimum DC current gain (hFE) of 80 at IC = -5 mA and a maximum power dissipation of 250 mW.
Verify the specific suffix /APGR against official Nexperia ordering lists to confirm packaging details and manufacturing origin. Ensure compatibility with the standard SOT23 pinout defined in the datasheet. Confirm RoHS compliance status through the manufacturer's latest product data sheet before finalizing procurement specifications.
Select this component when a compact PNP solution with integrated biasing is required for digital applications. It serves as a cost-saving alternative to discrete resistor-transistor networks. Verify that the -50 V collector-emitter voltage and -100 mA current ratings meet the specific load requirements of the target application circuit.
The PDTA124XT belongs to the broader PDTA124X family of PNP Resistor-Equipped Transistors. This family includes variants in different packages such as SOT323, SOT346, and SOT883. The 'XT' designation specifically identifies the SOT23 package version within this series, sharing identical electrical characteristics with other package variants.
Direct substitutes within the same family include PDTA124XE (SOT416), PDTA124XK (SOT346), and PDTA124XU (SOT323). These parts share the same electrical specifications but differ in physical package dimensions and pin configurations. Verify pinout compatibility before substitution.