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The PDTC144ETVL is an NPN Resistor-Equipped Transistor (RET) manufactured by Nexperia, housed in a SOT-23 surface-mounted plastic package. It integrates bias resistors to simplify circuit design and reduce component count. Key electrical parameters include a collector-emitter voltage (VCEO) of 50 V, an output current capability of 100 mA, and a typical DC current gain (hFE) of 80 at 5 mA. The device features built-in input resistor R1 of 47 kΩ and a bias resistor ratio (R2/R1) of 1. Operating temperatures range from -65 °C to +150 °C, with a total power dissipation of 250 mW at 25 °C ambient temperature.
Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging details such as reel or cut tape configuration. Ensure the procurement channel is an authorized distributor to guarantee product authenticity and traceability. Confirm RoHS compliance status through the latest datasheet revision before finalizing purchase orders.
Select this component when a compact NPN switching solution with integrated base biasing is required. Verify that the 50 V collector-emitter voltage rating meets the application's maximum supply requirements. Check that the 100 mA output current capability aligns with the load specifications. Consider the SOT-23 package dimensions for PCB layout constraints.
The PDTC144ET belongs to Nexperia's family of NPN Resistor-Equipped Transistors designed for general-purpose digital switching. It serves as a direct replacement for discrete resistor-transistor networks, offering space savings on printed circuit boards. The PNP complement for this device is the PDTA144ET series.
The PDTA144ET is the PNP complement within the same series. For equivalent NPN RET functionality, verify pinout compatibility with other SOT-23 based RETs from different manufacturers if cross-brand substitution is necessary.