Description

The IN4731A 4V3 1W Zener Diode is a high-quality diode designed for voltage regulation and protection in electronic circuits. With a breakdown voltage of 4.3V, it is ideal for applications where precise voltage clamping is required to protect sensitive components from overvoltage conditions. The 1-watt power rating ensures it can handle moderate power dissipation without compromising on performance.

Key Specifications:

• Zener Voltage (Vz): 4.3V (4V3)
• Power Rating: 1 Watt (1W)
• Package Type: DO-41 (Through-Hole)
• Tolerance: ±5% (standard for Zener diodes)
• Maximum Zener Impedance: 160 Ohms at Vz (typical)
• Operating Temperature Range: -55°C to +150°C

Features:

• Voltage Regulation: Provides a stable breakdown voltage of 4.3V, ensuring accurate voltage regulation and protection for sensitive circuits.
• Power Handling Capability: With a 1W power rating, the diode can safely dissipate moderate power while maintaining reliable performance.
• Zener Breakdown: Clamps voltage to a safe level, preventing overvoltage and protecting sensitive components from damage.
• Durable Construction: Built for long-term reliability with an operating temperature range from -55°C to +150°C, making it suitable for diverse applications.
• Compact Package: Packaged in the DO-41 through-hole format, which is compatible with a wide range of designs and circuit configurations.

Applications:

• Voltage Regulation: Ideal for use in voltage regulator circuits to provide a stable output voltage for powering sensitive components.
• Overvoltage Protection: Protects circuits from voltage surges and spikes by clamping the voltage to a safe level.
• Signal Clamping: Ensures that voltage levels remain within safe boundaries in both analog and digital circuits.
• Power Supply Protection: Commonly used in power supplies to prevent voltage fluctuations from damaging components.
• Consumer Electronics: Suitable for use in various consumer electronic devices requiring overvoltage protection and stable voltage regulation.

The IN4731A 4V3 1W Zener Diode is a versatile and reliable component that offers precise voltage regulation and effective overvoltage protection. Its moderate power dissipation capability and durable construction make it an essential choice for engineers and designers working on a variety of electronic applications.