ADTC144VCAQ-7

Single, Pre-Biased Bipolar Transistors Overview

The ADTC144VCAQ-7 is an NPN pre-biased small-signal surface-mount transistor designed for automotive applications. It features built-in biasing resistors with nominal values of R1 = 47 kΩ and R2 = 10 kΩ. The device operates with a supply voltage (VCC) up to 50 V and a maximum collector current (IC) of 100 mA. Key electrical parameters include a DC current gain (hFE) minimum of 33, a transition frequency (fT) of 250 MHz, and a power dissipation (PD) of 310 mW. It is housed in an SOT-23 package and meets AEC-Q101 qualification standards.

Single, Pre-Biased Bipolar Transistors Feature Summary

• Epitaxial planar die construction with integrated biasing resistors
• AEC-Q101 qualified and PPAP capable for automotive use
• Manufactured in IATF 16949 certified facilities
• Totally lead-free and fully RoHS compliant

Single, Pre-Biased Bipolar Transistors Applications

• Automotive logic circuits requiring specific change control
• Driver circuits for low-power loads
• General-purpose switching applications in harsh environments

Single, Pre-Biased Bipolar Transistors Procurement Notes

Verify the part number suffix against official Diodes Incorporated documentation to confirm packaging quantity and reel specifications. Ensure that the procurement channel is authorized to guarantee compliance with AEC-Q101 quality standards and traceability requirements. Cross-reference the date code marking with manufacturer guidelines to validate production year and month accuracy.

Single, Pre-Biased Bipolar Transistors Selection Notes

Select this component when an NPN digital transistor with a 47kΩ base resistor and 10kΩ emitter resistor is required. The SOT-23 package is suitable for space-constrained designs. Verify that the 50V collector-emitter voltage rating and 100mA continuous current capacity align with the target circuit's operational limits and thermal management capabilities.

Single, Pre-Biased Bipolar Transistors Part Context

This component belongs to the ADTC144 series of pre-biased transistors from Diodes Incorporated. The series is engineered specifically for automotive electronics, offering high reliability through strict manufacturing controls. The 'VCAQ' designation indicates specific internal resistance ratios and packaging configurations within the broader product family.

Single, Pre-Biased Bipolar Transistors Replacement Considerations

Direct substitutes must match the NPN polarity, SOT-23 package, and identical resistor network (R1=47kΩ, R2=10kΩ). Verify that any alternative part also holds AEC-Q101 qualification if used in automotive contexts. Check pinout compatibility and absolute maximum ratings to ensure safe operation.