Overview
The BAT54 series, including models like the BAT54FSTR, are Schottky barrier diodes manufactured by onsemi and other companies. These diodes are designed for general-purpose signal and switching applications. They are known for their low turn-on voltage, fast switching capabilities, and high reliability.
The BAT54 series is available in various packages, including SOT23, SOD323, SOD523, and SOT-323, making them versatile for different design requirements. These diodes are fully RoHS compliant and lead-free, ensuring environmental sustainability and compliance with regulatory standards.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 30 | V |
| Average Rectified Output Current | IO | 200 | mA |
| Repetitive Peak Forward Current | IFRM | 300 | mA |
| Forward Surge Current @ t < 1.0s | IFSM | 600 | mA |
| Forward Voltage @ IF = 200 mA | VF | 0.8 | V |
| Reverse Leakage Current @ VR = 25 V | IR | 2 | μA |
| Total Capacitance @ VR = 1 V, f = 1 MHz | CT | 10 | pF |
| Thermal Resistance Junction to Ambient | RθJA | 500 | °C/W |
| Operating Junction Temperature | TJ | -55 to +150 | °C |
Key Features
- Low Turn-on Voltage: Ensures low conduction and reverse losses.
- Fast Switching: Extremely fast switching times, making them suitable for high-frequency applications.
- PN Junction Guard Ring: Provides transient and ESD protection.
- Lead-Free and RoHS Compliant: Totally lead-free finish and fully RoHS compliant, ensuring environmental sustainability.
- Low Capacitance: Low total capacitance, which is beneficial for high-speed applications.
- Surface Mount Device: Available in various surface-mount packages for ease of integration.
- Automotive Compliance: Some versions are qualified to AEC-Q standards for high reliability in automotive applications.
Applications
- Industrial Automation: Used in various industrial control systems and automation equipment.
- Automotive Systems: Suitable for automotive applications due to their high reliability and compliance with automotive standards.
- Consumer Electronics: Found in consumer electronics for power management and signal processing.
- Telecommunications: Used in telecommunications equipment for high-speed data transmission.
Q & A
- What is the peak repetitive reverse voltage of the BAT54 series?
The peak repetitive reverse voltage (VRRM) is 30 V.
- What is the average rectified output current of the BAT54 series?
The average rectified output current (IO) is 200 mA.
- What are the key features of the BAT54 series?
The key features include low turn-on voltage, fast switching, PN junction guard ring for transient and ESD protection, and being lead-free and RoHS compliant.
- In what packages are the BAT54 series diodes available?
The BAT54 series is available in SOT23, SOD323, SOD523, and SOT-323 packages.
- Are the BAT54 series diodes suitable for automotive applications?
Yes, some versions of the BAT54 series are qualified to AEC-Q standards for high reliability in automotive applications.
- What is the maximum junction temperature for the BAT54 series?
The maximum junction temperature (TJ) is 150°C.
- What is the thermal resistance junction to ambient for the BAT54 series?
The thermal resistance junction to ambient (RθJA) is 500 °C/W.
- Are the BAT54 series diodes lead-free and RoHS compliant?
Yes, the BAT54 series diodes are totally lead-free and fully RoHS compliant.
- What is the forward surge current rating for the BAT54 series?
The forward surge current (IFSM) is 600 mA for a pulse width of less than 1 second.
- What is the typical total capacitance of the BAT54 series at 1 MHz?
The typical total capacitance (CT) at 1 MHz is 10 pF.
