Rectron USA

BAT54S

BAT54S Description

The BAT54S from Rectron USA is a dual series Schottky diode in a compact 3-pin SOT-23 package, designed for high-efficiency rectification and switching applications. With a maximum reverse voltage of 40V and a forward current of 200mA, it offers low forward voltage drop (1V @ 0.1A) and ultra-fast reverse recovery time (5ns), making it ideal for high-speed switching circuits. Compliant with RoHS and EAR99 regulations, it is suitable for surface-mount assembly and supplied in tape and reel (T/R) packaging for automated production.

BAT54S Features

• Low Power Dissipation: 200mW maximum power dissipation ensures reliable performance in compact designs.
• Fast Switching: 5ns peak reverse recovery time minimizes switching losses in high-frequency applications.
• Low Leakage Current: 2µA reverse current @ 25V enhances efficiency in power-sensitive circuits.
• Robust Surge Handling: 600mA non-repetitive surge current capability for transient protection.
• Wide Temperature Range: Operates from -55°C to +150°C, suitable for industrial environments.
• Dual Series Configuration: Space-saving SOT-23 package with dual diodes simplifies PCB layout.

BAT54S Applications

• Signal Clamping & Protection: Used in TVS diode arrays and ESD protection circuits.
• High-Speed Switching: Ideal for DC-DC converters, SMPS, and RF detectors.
• Logic Level Shifting: Ensures low-voltage drop in microcontroller I/O interfaces.
• Portable Electronics: Fits battery-powered devices due to low leakage and compact size.
• Automotive & Industrial: Suitable for non-automotive but harsh-environment applications.

Conclusion of BAT54S

The BAT54S stands out for its fast switching, low power loss, and compact dual-diode integration, making it a versatile choice for modern electronics. Its 40V reverse voltage and 200mA current rating balance performance and efficiency, while the SOT-23 package ensures compatibility with high-density designs. Whether for power management, signal conditioning, or ESD protection, this Schottky diode delivers reliability in a cost-effective form factor.