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The PDTA144EQCZ is a PNP Resistor-Equipped Transistor (RET) from the Nexperia PDTA143/114/124/144EQC series, housed in an ultra-small DFN1412D-3 (SOT8009) leadless SMD plastic package with side-wettable flanks. It features built-in bias resistors R1 and R2, both typically 47 kΩ, with a typical resistor ratio of 1. The device supports a collector-emitter voltage (VCEO) of -50 V and an output current (IO) of -100 mA. Key electrical characteristics include a DC current gain (hFE) minimum of 80 at IC = -5 mA and VCE = -5 V, a transition frequency (fT) of 180 MHz, and a total power dissipation (Ptot) of up to 450 mW on FR4 PCBs.
Verify the specific ordering suffix against the manufacturer's latest documentation to ensure correct package variant and marking code. Confirm RoHS compliance status and check for any end-of-life notices or longevity program updates prior to finalizing procurement plans.
Select this component when a compact PNP transistor with integrated base biasing is required. Ensure the application voltage does not exceed the -50 V collector-emitter rating and that the thermal management strategy accounts for the specified junction-to-ambient thermal resistance values under expected operating conditions.
This part belongs to the PDTA143/114/124/144EQC family, which shares the same DFN1412D-3 package but varies in internal resistor values. The PDTA144EQC specifically utilizes 47 kΩ resistors for both R1 and R2, distinguishing it from other series members like the PDTA143EQC or PDTA114EQC.
Publicly confirmed substitutes within the same series include PDTA143EQC, PDTA114EQC, and PDTA124EQC, provided their respective resistor values align with the circuit requirements.