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The PDTC143EEF,115 is an NPN resistor-equipped transistor from the PDTC143E series manufactured by Nexperia. It integrates a single NPN transistor with built-in bias resistors R1 and R2, both typically rated at 4.7 kΩ, resulting in a standard resistor ratio of 1. The device is housed in a SOT490 (SC-89) plastic surface-mounted package. Key electrical limits include a collector-emitter voltage (VCEO) of 50 V and a continuous DC output current (IO) of 100 mA. The component supports a junction temperature up to 150 °C and operates within an ambient temperature range of -65 °C to +150 °C.
Verify the specific ordering suffix against the manufacturer's latest documentation to confirm package type and marking code. Confirm RoHS compliance status and production lifecycle stage directly with the supplier or official datasheet before procurement. Ensure the SOT490 footprint matches the target PCB layout requirements.
Select this component when a compact NPN solution with integrated base and emitter biasing is required. The SOT490 package offers a small form factor suitable for space-constrained designs. Verify that the 50 V collector-emitter voltage and 100 mA current ratings align with the specific load and supply conditions of the application circuit.
This part belongs to the PDTC143E series of NPN resistor-equipped transistors. The series includes various package options such as SOT23, SOT323, and SOT416. The PDTC143EEF specifically utilizes the SOT490 package, which is distinct from other series members like the PDTC143ET (SOT23). The PNP complement for this device is the PDTA143EEF.
Direct substitutes within the same series include PDTC143EK (SOT346), PDTC143EM (SOT883), and PDTC143EU (SOT323), provided the package footprint is compatible.