SS8550BBU

Single Bipolar Transistors Overview

The SS8550BBU is a PNP epitaxial silicon transistor manufactured by onsemi, housed in a TO-92-3 package (Case 135AN). It features a collector current of 1.5 A and a collector-emitter voltage of -25 V. The device provides a power dissipation of 1 W at 25°C ambient temperature with a thermal resistance of 125 °C/W. DC current gain ranges from 45 to 300 depending on the classification code and operating conditions.

Single Bipolar Transistors Feature Summary

• Complementary to the SS8050 NPN transistor for push-pull configurations
• Designed for Class B push-pull output amplifier applications
• Manufactured using Pb-free, halogen-free, and BFR-free processes

Single Bipolar Transistors Applications

• Class B push-pull operation in portable radios
• Output amplifiers for audio equipment
• General-purpose switching circuits

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against the official onsemi datasheet to confirm the exact package variant and shipping configuration. Ensure the component meets RoHS compliance requirements if applicable to your manufacturing process. Cross-reference the part number with authorized distributors to validate authenticity and traceability before procurement.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with high collector current capability is required for complementary pairing with an NPN device. Consider the thermal resistance and power dissipation limits relative to the expected load current. Verify that the DC current gain classification aligns with the circuit's biasing requirements for stable operation.

Single Bipolar Transistors Part Context

This component belongs to the SS8550 series of PNP epitaxial silicon transistors produced by onsemi. It is specifically engineered as the complementary counterpart to the SS8050 NPN transistor, facilitating balanced performance in push-pull amplifier stages. The series is widely utilized in consumer electronics and audio applications requiring reliable signal amplification.

Single Bipolar Transistors Replacement Considerations

The SS8050 serves as the direct complementary replacement or pairing component. Other generic PNP transistors with similar electrical ratings may be considered, but pinout compatibility and gain characteristics must be verified.