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The PDTA143ZQB-Q is a PNP Resistor-Equipped Transistor (RET) from Nexperia, housed in an ultra-small DFN1110D-3 (SOT8015) leadless SMD plastic package with side-wettable flanks. It features built-in bias resistors R1 of 4.7 kΩ and R2 of 47 kΩ. The device supports a maximum collector-emitter voltage (VCEO) of -50 V and an output current (IO) of -100 mA. Key electrical characteristics include a minimum DC current gain (hFE) of 100 at IC = -10 mA and VCE = -5 V, a typical transition frequency (fT) of 180 MHz, and a total power dissipation (Ptot) of 340 mW on a standard FR4 PCB. It is qualified according to AEC-Q101 for automotive applications.
Verify the specific ordering suffix and marking code against the official datasheet before procurement. Confirm that the DFN1110D-3 footprint matches the design requirements. Ensure compliance with AEC-Q101 standards if the application requires automotive qualification. Check the most recent product status documentation to confirm production availability.
Select this component when a compact PNP transistor with integrated biasing is required. The 4.7 kΩ input resistor and 47 kΩ emitter-base resistor define the drive characteristics. Consider the low package profile and thermal resistance values when designing for high-density or thermally constrained environments. Verify compatibility with existing NPN complements like PDTC143ZQB-Q.
This part belongs to the PDTA143X/123J/143Z/114Y/124XQB-Q series, which shares the same DFN1110D-3 package and general specifications but varies in internal resistor values. It serves as a cost-saving alternative to older discrete transistor solutions like the BC857-Q series in digital switching applications.
PDTC143ZQB-Q is the NPN complement within the same series.