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The PDTA113ET-QR is a PNP Resistor-Equipped Transistor (RET) from Nexperia, designed for surface-mount applications in the SOT-23 (TO-236AB) package. It integrates a single PNP bipolar junction transistor with internal biasing resistors to simplify circuit design and reduce board space. Key electrical specifications include a collector-emitter voltage (VCEO) of 50 V and a continuous collector current (Ic) of 100 mA. The device features a typical base resistor (R1) of 4.7 kΩ and an emitter resistor (R2) of 10 kΩ. It operates within a temperature range of -55°C to +150°C and dissipates up to 250 mW of power, making it suitable for digital switching and interface applications requiring high reliability.
Verify the specific suffix -QR indicates automotive qualification status against the official Nexperia datasheet before ordering. Confirm that the SOT-23 package orientation matches your PCB footprint requirements. Ensure supply chain partners provide traceability documentation compliant with automotive quality standards. Check for any recent Product Change Notifications (PCN) regarding packaging or material composition updates.
Select this component when a PNP configuration with integrated biasing is required for space-constrained designs. Compare the 50 V rating and 100 mA current limit against load requirements to ensure adequate headroom. Consider the thermal dissipation capabilities of the SOT-23 package in relation to the expected duty cycle and ambient temperature conditions.
This part belongs to the PDTAxxxE series of Pre-Biased Transistors from Nexperia. It serves as a PNP counterpart to NPN variants like the PDTD series. The -QR suffix typically denotes automotive-grade qualification, distinguishing it from standard commercial grade parts which may lack specific reliability testing protocols required for vehicle electronics.
Direct replacements must match the PNP polarity, SOT-23 package, and 50 V/100 mA ratings. Verify equivalent resistor values (R1/R2) to maintain similar drive characteristics. Automotive equivalents should also hold AEC-Q101 certification if used in regulated vehicle systems.