MMS8550-L-TP

Single Bipolar Transistors Overview

The MMS8550-L-TP is a PNP silicon plastic-encapsulate transistor manufactured by Micro Commercial Components (MCC). It operates within a junction temperature range of -55°C to +150°C and features a thermal resistance of 417°C/W. Key electrical ratings include a collector-base voltage of -40V, a collector-emitter voltage of -25V, and an emitter-base voltage of -5V. The device supports a continuous collector current of -500mA with a maximum power dissipation of 300mW. Electrical characteristics specify a transition frequency of 150MHz and DC current gain ranges from 120 to 350 depending on the ranking.

Single Bipolar Transistors Feature Summary

• Halogen-free 'Green' device compliant with environmental standards
• Moisture sensitivity level 1 for reliable surface-mount processing
• Epoxy material meets UL 94 V-0 flammability rating
• Lead-free finish and RoHS compliant construction

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Amplification stages in low-power applications
• Driver circuits requiring PNP topology

Single Bipolar Transistors Procurement Notes

Verify authenticity by purchasing directly from MCC or authorized distributors to avoid counterfeit components. Confirm the specific suffix matches required packaging and compliance standards. Ensure storage conditions align with moisture sensitivity level requirements before soldering. Review the latest datasheet revision for any updates to maximum ratings or electrical characteristics prior to final design implementation.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring a compact SOT-23 packaged PNP transistor with moderate current handling capabilities. Consider the -25V collector-emitter voltage limit when designing for higher voltage rails. Evaluate the thermal resistance and power derating curve if operating at elevated ambient temperatures. Verify that the required DC current gain falls within the specified L or H rank ranges for your specific application needs.

Single Bipolar Transistors Part Context

This part belongs to the MMS8550 series of PNP silicon transistors produced by Micro Commercial Components. It utilizes a standard SOT-23 surface-mount package suitable for automated assembly processes. The device is designed as a general-purpose alternative to other industry-standard small-signal PNP transistors, offering comparable performance metrics in a compact form factor.

Single Bipolar Transistors Replacement Considerations

Direct substitutes may include other PNP transistors in SOT-23 packages with similar voltage and current ratings, such as the BC857 series or SS8550 variants. Verify pinout compatibility and ensure replacement parts meet the same thermal and electrical specifications. Always consult the manufacturer's cross-reference guides for confirmed compatible replacements.