BAT54ST-7 Diode: Product Overview and Specifications
Introduction
The BAT54ST-7 diode is a crucial component in electronic circuits, belonging to the category of Schottky diodes. This diode is widely used in various applications due to its unique characteristics and performance.
Basic Information Overview
- Category: Schottky diode
- Use: Rectification, voltage clamping, and signal demodulation
- Characteristics: Low forward voltage drop, fast switching speed, and low leakage current
- Package: SOT-23
- Essence: High-frequency and high-efficiency rectification
- Packaging/Quantity: Available in reels with varying quantities
Specifications
- Maximum Reverse Voltage: 30V
- Forward Voltage Drop: 0.32V at 1mA
- Reverse Leakage Current: 2µA at 25°C
- Maximum Continuous Forward Current: 200mA
- Operating Temperature Range: -65°C to 125°C
Detailed Pin Configuration
The BAT54ST-7 diode has three pins: 1. Pin 1: Anode of the first diode 2. Pin 2: Common cathode 3. Pin 3: Anode of the second diode
Functional Features
- Fast switching speed enables high-frequency operation
- Low forward voltage drop minimizes power loss
- Low reverse leakage current ensures efficient performance
- Small form factor (SOT-23 package) for space-constrained designs
Advantages and Disadvantages
Advantages
- High-speed switching capability
- Low power dissipation
- Compact package size
- Suitable for high-frequency applications
Disadvantages
- Limited maximum reverse voltage
- Sensitivity to overvoltage conditions
Working Principles
The BAT54ST-7 diode operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for fast switching and low forward voltage drop. When a forward bias is applied, the diode conducts current with minimal voltage drop, making it ideal for high-frequency rectification.
Detailed Application Field Plans
The BAT54ST-7 diode finds extensive use in the following applications: - RF communication systems - Switching power supplies - Signal demodulation circuits - Voltage clamping and protection circuits
Detailed and Complete Alternative Models
- BAT54C: Similar characteristics with a lower forward voltage drop
- BAT54A: Higher maximum reverse voltage rating
- BAV99: Dual diode with complementary characteristics
In conclusion, the BAT54ST-7 diode offers exceptional performance in high-frequency and high-efficiency rectification applications, making it a versatile component in modern electronic designs.
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What is the BAT54ST-7?
- The BAT54ST-7 is a Schottky barrier diode array with two diodes connected in series.
What are the typical applications of BAT54ST-7?
- The BAT54ST-7 is commonly used in signal and power management applications, such as voltage clamping, steering, and polarity protection.
What is the maximum forward voltage of BAT54ST-7?
- The maximum forward voltage of BAT54ST-7 is typically around 0.5V at a forward current of 200mA.
What is the reverse breakdown voltage of BAT54ST-7?
- The reverse breakdown voltage of BAT54ST-7 is typically around 30V.
What is the maximum continuous forward current of BAT54ST-7?
- The maximum continuous forward current of BAT54ST-7 is typically around 200mA.
Can BAT54ST-7 be used for high-frequency applications?
- Yes, BAT54ST-7 is suitable for high-frequency applications due to its low junction capacitance.
What is the package type of BAT54ST-7?
- BAT54ST-7 is available in a SOT-23 package, which is a popular surface-mount package.
Is BAT54ST-7 RoHS compliant?
- Yes, BAT54ST-7 is RoHS compliant, making it suitable for use in environmentally friendly designs.
Can BAT54ST-7 be used in reverse bias?
- Yes, BAT54ST-7 can handle reverse bias conditions, making it suitable for applications requiring reverse polarity protection.
What are some common alternatives to BAT54ST-7?
- Common alternatives to BAT54ST-7 include the BAT54 series, BAV99, and 1N4148, depending on specific application requirements.