BAT54C

Overview

The BAT54C is a dual common cathode Schottky barrier diode manufactured by Good-Ark Semiconductor. It features a peak repetitive reverse voltage of 30V and a maximum continuous forward current of 200mA. The device operates within a junction temperature range of -50°C to +150°C with a power dissipation rating of 200mW. Electrical characteristics include a reverse recovery time of 5ns, a diode capacitance of 10pF, and a low forward voltage ranging from 0.24V at 0.1mA to 0.8V at 100mA.

Feature Summary

• Dual common cathode configuration for compact circuit integration
• Extremely fast switching speed suitable for high-frequency applications
• Low forward voltage drop to minimize conduction losses

Applications

• High-speed switching circuits
• Voltage clamping applications
• Protection circuits in portable devices

Procurement Notes

Verify the manufacturer marking code KL3 on the SOT-23 package to confirm authenticity. Ensure the component meets the specified thermal resistance and operating temperature ranges required for your specific design environment. Cross-reference datasheet electrical limits with system requirements before finalizing procurement.

Selection Notes

Select this component when a dual common cathode Schottky diode is required for space-constrained designs. The SOT-23 package offers a small footprint ideal for surface mount assembly. Consider the 30V reverse voltage rating and 200mA current capacity against load requirements.

Part Context

This part belongs to the BAT54x series, which includes variants like BAT54A (common anode) and BAT54S (series). The BAT54C specifically utilizes a common cathode topology. It is designed as a silicon epitaxial planar structure optimized for general-purpose signal rectification and protection tasks in consumer electronics.

Replacement Considerations

Compatible substitutes include BAT54CLT3G and BAT54C,215. Verify pinout compatibility and ensure replacement parts meet identical voltage and current ratings.