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BZX84C4V7LT3G - Diode Encyclopedia Entry
Introduction
The BZX84C4V7LT3G is a diode belonging to the category of voltage regulator diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Voltage Regulator Diode
- Use: The BZX84C4V7LT3G is commonly used for voltage regulation and protection in electronic circuits.
- Characteristics: It has a low power dissipation and high efficiency, making it suitable for various applications.
- Package: SOT-23
- Essence: The diode regulates voltage and protects sensitive components from overvoltage conditions.
- Packaging/Quantity: Available in tape and reel packaging with varying quantities.
Specifications
- Voltage Rating: 4.7V
- Power Dissipation: 350mW
- Forward Current: 225mA
- Reverse Leakage Current: 100nA
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The BZX84C4V7LT3G diode has three pins: Anode, Cathode, and Gate. The anode is connected to the positive terminal, the cathode to the negative terminal, and the gate serves as the control input.
Functional Features
- Voltage Regulation: The diode maintains a constant output voltage despite variations in input voltage or load current.
- Overvoltage Protection: It safeguards connected components by limiting the voltage across them.
- Low Power Dissipation: It minimizes energy loss during operation.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Compact size
- Low power dissipation
Disadvantages
- Limited maximum voltage rating
- Sensitivity to temperature variations
Working Principles
The BZX84C4V7LT3G operates based on the principle of Zener breakdown, where it maintains a nearly constant voltage drop across its terminals, providing a stable output voltage.
Detailed Application Field Plans
The diode finds extensive use in: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal conditioning in sensor applications
Detailed and Complete Alternative Models
- 1N5226B: Similar voltage rating and package type
- MMBZ5242B: Comparable characteristics and performance
- BZT52C4V7S: Alternative with enhanced temperature stability
In conclusion, the BZX84C4V7LT3G diode offers precise voltage regulation and overvoltage protection, making it a valuable component in various electronic applications.
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What is the BZX84C4V7LT3G?
- The BZX84C4V7LT3G is a 4.7V Zener diode with a tolerance of ±5%.
What are the typical applications of BZX84C4V7LT3G?
- It is commonly used for voltage regulation, overvoltage protection, and signal clamping in various electronic circuits.
What is the maximum power dissipation of BZX84C4V7LT3G?
- The maximum power dissipation is 250mW.
What is the forward voltage of BZX84C4V7LT3G?
- The forward voltage is typically 0.9V at a forward current of 10mA.
What is the reverse leakage current of BZX84C4V7LT3G?
- The reverse leakage current is typically 100nA at the working voltage.
What is the temperature coefficient of BZX84C4V7LT3G?
- The temperature coefficient is approximately 5mV/°C.
Can BZX84C4V7LT3G be used for ESD protection?
- Yes, it can be used for electrostatic discharge (ESD) protection in sensitive electronic components.
What is the package type of BZX84C4V7LT3G?
- It comes in a SOT-23 surface mount package.
What is the operating temperature range of BZX84C4V7LT3G?
- The operating temperature range is from -65°C to +150°C.
Is BZX84C4V7LT3G RoHS compliant?
- Yes, it is RoHS compliant, making it suitable for use in environmentally friendly electronic products.