MPSA27G

Single Bipolar Transistors Overview

The MPSA27G is an NPN Darlington transistor manufactured by ON Semiconductor. It features a TO-92 cylindrical package with three terminals. The device supports a maximum collector current of 0.5 A and a collector-emitter voltage rating of 60 V. It exhibits a minimum DC current gain (hFE) of 10,000. The component operates at temperatures up to 150 °C and complies with lead-free standards.

Single Bipolar Transistors Feature Summary

• Darlington configuration providing high current gain
• NPN polarity for switching applications
• Through-hole TO-92 packaging

Single Bipolar Transistors Applications

• General purpose switching circuits
• Driver stages requiring high input impedance
• Low power amplification tasks

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against the official ON Semiconductor datasheet to confirm package type and compliance status. Ensure the part number matches the exact revision required for your design. Cross-reference with Fairchild legacy numbers if integrating older designs, as nomenclature changes may occur during integration processes.

Single Bipolar Transistors Selection Notes

Select this component when high current gain is necessary with minimal base drive current. The TO-92 package suits through-hole prototyping and low-volume production. Consider thermal management requirements given the 0.5 A limit and ensure the 60 V rating exceeds the circuit's peak voltage stresses.

Single Bipolar Transistors Part Context

This part belongs to the MPSA series of general-purpose bipolar junction transistors. It utilizes a Darlington pair structure within a single plastic encapsulated unit. The series is designed for cost-effective solutions in consumer electronics and industrial control systems where moderate power handling is sufficient.

Single Bipolar Transistors Replacement Considerations

Consult official substitution guides for equivalent NPN Darlington transistors in TO-92 packages. Verify pinout compatibility and electrical parameter margins before swapping components in existing designs.