MPQ3906 PBFREE

Overview

The MPQ3906 PBFREE is a PNP silicon quad transistor manufactured by Central Semiconductor Corp. It integrates four independent transistors within a single TO-116 case package. The device supports continuous collector currents up to 200 mA and offers maximum collector-base and collector-emitter voltages of 40 V each. Power dissipation is rated at 500 mW per transistor, with a total package dissipation of 2.0 W. The transition frequency (fT) reaches 200 MHz, while saturation voltages are specified at 0.25 V for VCE(SAT) and 0.85 V for VBE(SAT). Operating temperatures range from -65°C to +150°C.

Feature Summary

• Integrates four independent PNP transistors in a single component
• Designed for general-purpose amplifier and switching applications
• Supports high junction temperature operation up to 150°C

Applications

• General-purpose amplification circuits
• Digital logic switching applications
• Signal processing stages requiring multiple matched PNP elements

Procurement Notes

Verify the current lifecycle status before procurement, as the manufacturer has classified this specific part number under End of Life (EOL) status. Confirm availability through authorized distributors or check for alternative sourcing options if standard supply channels are exhausted. Ensure compliance with environmental regulations regarding lead-free plating requirements.

Selection Notes

Select this component when a design requires four matched PNP transistors in a single package to reduce board space. Consider the TO-116 footprint constraints and thermal dissipation capabilities relative to the application's power requirements. Verify that the 40V voltage rating and 200mA current limits align with the circuit specifications.

Part Context

This component belongs to the MPQ series of quad transistors produced by Central Semiconductor Corp. It serves as a multi-element solution for designs needing multiple identical PNP devices. The TO-116 packaging provides a standardized form factor for through-hole mounting in various electronic assemblies.

Replacement Considerations

No direct replacement part numbers are listed by the manufacturer for this discontinued item. Contact [email protected] for assistance in locating alternate sources or suitable substitutes.