MMDT3904-TPQ2

Overview

The MMDT3904-TPQ2 is a dual NPN bipolar junction transistor (BJT) array manufactured by Micro Commercial Components. It features a maximum DC collector current of 200 mA and a collector-emitter breakdown voltage of 40 V. The device operates within a temperature range of -55°C to +150°C TJ. Key electrical specifications include a transition frequency of 300 MHz, a power dissipation of 200 mW, and a minimum DC current gain of 40. It is housed in a SOT-363 package.

Feature Summary

• Dual NPN configuration integrating two transistors in a single surface-mount package for space-efficient circuit design.
• Automotive-grade qualification ensuring reliability under rigorous environmental conditions.
• High-frequency performance capability suitable for general-purpose amplification and switching applications.

Applications

• General-purpose amplification circuits
• Switching applications in automotive electronics
• Signal processing modules requiring compact dual-transistor solutions

Procurement Notes

Verify the specific suffix 'Q2' indicates AEC-Q101 automotive qualification when sourcing. Confirm the package designation matches SOT-363 or SC-88 dimensions against your PCB footprint requirements. Ensure the supplier provides official datasheets confirming the dual NPN structure and electrical limits before finalizing procurement orders.

Selection Notes

Select this component when dual NPN functionality is required in an automotive environment. Compare its 40V rating and 200mA current capacity against circuit demands. Consider the SOT-363 package size constraints relative to available board space. Verify thermal management needs given the 200mW power dissipation limit.

Part Context

This part belongs to the MMDT3904 series of dual NPN transistors from MCC. The Q2 suffix typically denotes automotive-grade compliance. It serves as a compact alternative to discrete transistor pairs, simplifying assembly while maintaining high reliability standards for industrial and automotive systems.

Replacement Considerations

MMDT3904HE3-TP offers similar electrical characteristics with HE3 packaging. MMDT3904V-TP provides standard commercial grade options. Verify pinout compatibility and voltage ratings before substituting.