Zener Diode 1W

  • High Power Rating: Handles up to 1 Watt, ideal for various applications needing stable voltage regulation.
  • Stable Voltage Regulation: Maintains a constant voltage when reverse-biased, crucial for stable power supplies and voltage reference points.
  • Wide Voltage Range: Available in breakdown voltages from 2.4V to 200V, suitable for diverse application needs.
  • Low Noise: Exhibits low noise characteristics, essential for maintaining signal integrity in sensitive circuits.
  • Temperature Stability: Operates reliably over a wide temperature range, ensuring consistent performance in different environments.
  • Compact and Durable: Compact form factor for easy integration and durable construction for long-lasting reliability.
  • Versatile Applications: Ideal for voltage regulation, overvoltage protection, voltage reference, waveform clipping, and switching circuits.


A Zener diode is a special type of semiconductor diode designed to allow current to flow in the reverse direction when a specific, predetermined voltage (known as the Zener breakdown voltage) is reached. The 1W Zener Diode is a versatile component widely used in electronic circuits for voltage regulation, protection, and reference purposes.

Key Features:

  1. High Power Rating:
    • Rated at 1 Watt, the Zener diode can handle significant power levels, making it suitable for various applications requiring stable voltage regulation.
  2. Stable Voltage Regulation:
    • The Zener diode maintains a constant voltage across its terminals when reverse-biased, ensuring a stable reference voltage in circuits. This characteristic is essential for creating stable power supplies and voltage reference points.
  3. Wide Voltage Range:
    • Available in various breakdown voltages, typically ranging from 2.4V to 200V, allowing designers to select the appropriate voltage for their specific application needs.
  4. Low Noise:
    • Exhibits low noise characteristics, which is crucial in sensitive electronic circuits where signal integrity is paramount.
  5. Temperature Stability:
    • Designed to operate reliably over a wide temperature range, ensuring consistent performance in different environmental conditions.
  6. Compact and Durable:
    • Packaged in a compact form factor, the Zener diode is suitable for integration into various circuit boards and electronic devices. Its durable construction ensures longevity and reliability.


  1. Voltage Regulation:
    • Used to maintain a constant output voltage in power supply circuits, ensuring devices receive a stable voltage regardless of variations in the input supply or load conditions.
  2. Overvoltage Protection:
    • Protects sensitive electronic components from voltage spikes by clamping the voltage to a safe level, preventing damage from transient overvoltage conditions.
  3. Voltage Reference:
    • Provides a precise reference voltage for analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other precision measurement systems.
  4. Waveform Clipping:
    • Employed in waveform clipping circuits to limit the amplitude of a signal, ensuring it stays within a predefined range.
  5. Switching Circuits:
    • Used in switching circuits to ensure stable operation and protect components from voltage fluctuations.

Technical Specifications:

  • Power Dissipation: 1 Watt
  • Breakdown Voltage: Available in a wide range (2V to 33V)
  • Maximum Zener Impedance: Varies with specific breakdown voltage
  • Temperature Range: -65°C to +200°C (operational)
  • Package Type: Typically DO-41 or similar, depending on the manufacturer

Why Choose a 1W Zener Diode?

Choosing a 1W Zener Diode ensures robust performance and reliability in your electronic designs. Whether you’re designing a power supply, protecting sensitive components, or creating precision voltage references, the 1W Zener Diode provides the stability and durability needed for high-quality, reliable electronic circuits.

Upgrade your electronic projects with the dependable performance of a 1W Zener Diode, and ensure your circuits maintain consistent, stable operation.

Diode's Value

10V 1W, 12V 1W, 13V 1W, 15V 1W, 18V 1W, 2.7V 1W, 24V 1W, 25V 1W, 2V 1W, 3.3V 1W, 30V 1W, 33V 1W, 3V 1W, 6.8V 1W, 6V 1W, 8.2V 1W, 9V 1W

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