2SA1122CCTL-E

Single Bipolar Transistors Overview

The 2SA1122CCTL-E is a small-signal PNP bipolar junction transistor manufactured by Renesas Electronics Corporation. Designed for switching and amplification applications in consumer electronics, this component features a collector current maximum of 100 mA and a collector-emitter breakdown voltage of 55 V. It operates within a surface-mount SC-70 (SOT-323) package, also referred to as 3-CMPAK. The device has a power dissipation rating of 150 mW and is constructed using silicon epitaxial technology.

Single Bipolar Transistors Feature Summary

• PNP polarity configuration suitable for general-purpose signal processing
• Small-signal design optimized for low-power consumer electronics
• Surface-mount packaging for automated assembly integration

Single Bipolar Transistors Applications

• Switching circuits in consumer electronic devices
• Amplification stages in audio or signal processing equipment
• General-purpose discrete semiconductor applications

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix 'E' corresponds to the required tape and reel packaging format when placing orders. Confirm that the 3-CMPAK footprint matches the target PCB layout dimensions. Ensure compatibility with standard reflow soldering profiles for SOT-323 packages during manufacturing processes.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring a compact PNP transistor with moderate voltage handling capabilities. The 55 V breakdown voltage supports typical low-voltage logic interfaces. Consider the 100 mA current limit when sizing load requirements. The SC-70 package offers space efficiency for dense circuit board layouts.

Single Bipolar Transistors Part Context

This part belongs to Renesas's discrete semiconductor product line focusing on small-signal bipolar transistors. It serves as a replacement or alternative for legacy PNP transistors in existing consumer electronics designs. The component complements other Renesas offerings in power management and signal conditioning sectors.

Single Bipolar Transistors Replacement Considerations

The 2SA1121SCTL-E is a documented related variant from the same manufacturer family. Verify pinout compatibility and electrical parameter alignment before substituting. Cross-reference datasheets to ensure functional equivalence in the specific application context.