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The PDTA143XE,135 is a PNP Resistor-Equipped Transistor (RET) from the PDTA143X series, manufactured by Nexperia and distributed by NXP USA Inc. It integrates bias resistors into a single SOT416 (SC-75) plastic surface-mounted package with three leads. The device features a collector-emitter voltage of -50 V and an output current capability of -100 mA. Internal resistor R1 has a typical value of 4.7 kΩ, while the R2/R1 ratio is typically 2.1. Qualified under AEC-Q101 standards, it simplifies circuit design by reducing component count and pick-and-place costs for digital applications.
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Select the PDTA143XE variant when the ultra-small SOT416 (SC-75) package footprint is required for space-constrained designs. Ensure the internal resistor configuration matches the circuit requirements, as this model specifies R1 at 4.7 kΩ and an R2/R1 ratio of approximately 2.1. Confirm that the thermal resistance characteristics of the SOT416 package are sufficient for the intended power dissipation levels in the application environment.
This component belongs to the PDTA143X family of PNP resistor-equipped transistors. Other members include the PDTA143XT in SOT23, PDTA143XM in SOT883, and PDTA143XU in SOT323 packages. All variants share similar electrical characteristics but differ in physical dimensions and thermal performance based on their respective package types.
Direct replacements within the same family include PDTA143XT (SOT23), PDTA143XM (SOT883), and PDTA143XU (SOT323). Note that these alternatives require different footprints and may have distinct thermal resistance values compared to the SOT416 package of the PDTA143XE.
The input bias resistor R1 has a typical value of 4.7 kΩ. The second resistor R2 creates a ratio with R1, where the typical R2/R1 ratio is 2.1.
Yes, the PDTA143X series is qualified in accordance with the Automotive Electronics Council (AEC) standard Q101, making it suitable for automotive applications.
The maximum collector-emitter voltage (VCEO) with an open base is -50 V.