Infineon BAT54E6327 Schottky Barrier Diode: Key Specifications and Application Circuits

The Infineon BAT54E6327 is a widely used surface-mount Schottky barrier diode, renowned for its low forward voltage drop and fast switching capabilities. As part of the BAT54 series, this diode is a common choice in various electronic circuits where efficiency and speed are critical. Housed in a compact SOT-23 package, it is ideal for high-density PCB designs.

Key Specifications:

- Package: SOT-23 (3-pin)

- Maximum Repetitive Reverse Voltage (VRRM): 30 V

- Average Forward Current (IF): 200 mA

- Peak Forward Surge Current (IFSM): 500 mA

- Forward Voltage Drop (VF): Typically 0.32 V at 1 mA, and 0.8 V at 100 mA

- Reverse Leakage Current (IR): 2 µA at 25 °C (at 25 V reverse voltage)

- Operating Junction Temperature: -65 °C to +125 °C

One of the standout features of the BAT54E6327 is its low forward voltage, which minimizes power loss and improves efficiency in low-voltage applications. Additionally, its fast switching speed makes it suitable for high-frequency circuits, such as RF detectors and mixers.

Application Circuits:

1. Power Rectification: Due to its low forward voltage, the BAT54E6327 is often used in low-voltage DC power supplies and battery-powered devices to reduce energy loss during rectification.

2. Signal Demodulation: Its fast switching characteristics make it ideal for RF and audio signal demodulation, where it efficiently extracts the envelope of modulated signals.

3. Voltage Clamping: The diode is commonly employed in clamping circuits to protect sensitive components from voltage transients by limiting the signal to a safe level.

4. Logic Gates: In digital circuits, Schottky diodes like the BAT54E6327 are used to create diode logic gates, leveraging their fast response and low voltage drop.

5. Reverse Polarity Protection: The diode can be placed in series with the power supply input to block reverse current, safeguarding circuits from damage due to incorrect power connections.

ICGOOODFIND: The Infineon BAT54E6327 Schottky diode stands out for its efficiency, speed, and versatility, making it a preferred component in modern electronics for rectification, signal processing, and protection applications.

Keywords: Schottky Barrier Diode, Low Forward Voltage, Fast Switching, SOT-23 Package, Rectification Circuits