SS8550W

Single Bipolar Transistors Overview

The SS8550W is a PNP silicon plastic-encapsulated transistor manufactured by Shenzhen Slkormicro Semicon Co., Ltd. It features a collector-emitter breakdown voltage (Vceo) of -25V and a continuous collector current (Ic) of 1.5A. The device has a total power dissipation (Pd) of 1W and a junction temperature rating of +150°C. Its saturation voltage is specified as 500mV at 800mA collector current and 80mA base current, with a characteristic frequency (fT) of 100MHz.

Single Bipolar Transistors Feature Summary

• PNP bipolar junction transistor utilizing silicon planar epitaxial process technology
• Designed for high-gain general-purpose amplification and switching applications
• Capable of handling significant collector currents suitable for medium-power driving tasks

Single Bipolar Transistors Applications

• General-purpose signal amplification circuits
• Electronic switching control modules
• Audio amplifier stages
• PWM modulation circuits

Single Bipolar Transistors Procurement Notes

Verify the specific manufacturer marking code on the component body to confirm it matches the Slkormicro production batch. Ensure the package type corresponds to the required PCB footprint, typically SOT-23 or TO-92 variants depending on the suffix. Cross-reference the datasheet revision date with the supplier documentation to ensure parameter consistency. Confirm RoHS compliance status if environmental regulations apply to the final assembly.

Single Bipolar Transistors Selection Notes

Select this component when a PNP transistor with a 1.5A current capacity and 25V voltage rating is required. Consider the 100MHz transition frequency for applications involving moderate-speed switching or audio frequencies. Evaluate the thermal management requirements based on the 1W power dissipation limit in the chosen package configuration. Compare against complementary NPN types like the SS8050 for push-pull circuit designs.

Single Bipolar Transistors Part Context

The SS8550 series represents a standard family of PNP small-signal transistors widely used in consumer electronics and industrial control systems. Manufactured by Slkormicro, these devices serve as direct replacements for industry-standard equivalents from other semiconductor vendors. The W suffix typically denotes a specific surface-mount packaging variant, distinguishing it from through-hole versions.

Single Bipolar Transistors Replacement Considerations

Compatible substitutes include the generic SS8550 designation found across multiple manufacturers such as Fairchild and ON Semiconductor. Verify pinout compatibility and electrical limits before substitution.