Description

The IN4742A 12V 1W Zener Diode is a high-performance component designed for voltage regulation and overvoltage protection in electronic circuits. With a breakdown voltage of 12V, this Zener diode provides accurate voltage clamping, ensuring that sensitive components are protected from excessive voltage spikes. Its 1-watt power rating allows for reliable operation in circuits with moderate power dissipation.

Key Specifications:

• Zener Voltage (Vz): 12V
• Power Rating: 1 Watt (1W)
• Package Type: DO-41 (Through-Hole)
• Tolerance: ±5% (standard for Zener diodes)
• Maximum Zener Impedance: 90 Ohms at Vz (typical)
• Operating Temperature Range: -55°C to +150°C

Features:

• Stable Voltage Regulation:
• Delivers a stable breakdown voltage of 12V, ideal for circuits that require precise voltage control and regulation.
• Power Dissipation:
• The 1W power rating allows for efficient handling of moderate power dissipation, ensuring reliable performance in power-sensitive applications.
• Zener Breakdown:
• Provides effective voltage clamping, safeguarding your components from damage due to overvoltage or voltage spikes.
• Durable Construction:
• Designed to withstand harsh environmental conditions with an operating temperature range of -55°C to +150°C, offering robust performance in a variety of applications.
• Compact Package:
• Packaged in the DO-41 through-hole form factor, making it easy to integrate into different circuit designs, whether in prototyping or mass production.

Applications:

• Voltage Regulation:
• Ensures consistent and stable 12V output in voltage regulation circuits, helping maintain reliable circuit operation.
• Overvoltage Protection:
• Protects sensitive components from overvoltage by clamping excess voltage, preventing damage and maintaining circuit integrity.
• Signal Clamping:
• Useful for limiting voltage levels in both analog and digital circuits, providing stable operation without the risk of voltage spikes.
• Power Supply Protection:
• Guards power supplies against voltage surges or spikes, ensuring stable and safe output voltage for downstream components.
• Consumer Electronics:
• Commonly used in consumer electronics to protect sensitive devices from overvoltage, ensuring reliable long-term performance.

The IN4742A 12V 1W Zener Diode is a reliable and essential component for engineers and designers who need precise voltage regulation and overvoltage protection in their electronic applications. Its robust power handling, durable construction, and versatile applications make it an excellent choice for a wide range of circuits.