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The PDTA144WMB,315 is a PNP resistor-equipped transistor manufactured by Nexperia USA Inc. It integrates a single PNP bipolar junction transistor with built-in bias resistors in a DFN1006-3 (SOT883) surface-mount package. The device features a typical base input resistance of 47 kOhms and an emitter-base resistance of 22 kOhms, resulting in a typical resistor ratio of 2.13. Key electrical ratings include a maximum collector-emitter voltage of -50 V, a continuous collector current of 100 mA, and a total power dissipation of 250 mW. It operates within a temperature range of -65°C to +150°C.
Verify the specific suffix 'B' against official Nexperia documentation to confirm the exact resistor ratio and pinout configuration, as variations exist within the PDTA144W series. Ensure the ordering part number matches the required DFN1006-3 package and tape-and-reel specifications for automated assembly processes.
Select this component when a compact PNP switching solution with integrated biasing is required. The DFN1006-3 package offers a small footprint suitable for space-constrained designs. Verify that the -50V voltage rating and 100mA current capacity meet the specific load requirements of the target application circuit.
This component belongs to the PDTA144W series of PNP resistor-equipped transistors from Nexperia. These devices are designed to replace discrete resistor-transistor networks, offering simplified schematics and reduced pick-and-place costs. The series includes various packages such as SOT23 and SC-70, with the WMB variant specifically utilizing the DFN1006-3 form factor.
Direct substitutes within the same series include PDTA144WM,315 and PDTA144WT,215, provided the package type and internal resistor ratios match the design requirements. Cross-package replacements require verification of pin compatibility and thermal performance.