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VDRH07D030BKE
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VDRH07D030BKE Encyclopedia Entry

Product Overview

The VDRH07D030BKE belongs to the category of voltage-dependent resistors (VDRs) and is commonly used for surge protection in electronic circuits. These resistors are characterized by their ability to rapidly change resistance in response to changes in voltage, making them essential components for protecting sensitive electronic devices from voltage spikes. The VDRH07D030BKE is designed for use in various electronic applications and is known for its high reliability and performance.

Basic Information

  • Category: Voltage-Dependent Resistor (VDR)
  • Use: Surge protection in electronic circuits
  • Characteristics: Rapid resistance change, high reliability
  • Package: Standard electronic component package
  • Essence: Protecting electronic devices from voltage spikes
  • Packaging/Quantity: Typically packaged in reels or trays, quantity varies based on manufacturer

Specifications

  • Model: VDRH07D030BKE
  • Maximum Voltage: 30V
  • Nominal Resistance: 7Ω
  • Maximum Surge Current: 20A
  • Operating Temperature Range: -40°C to 85°C
  • Tolerance: ±10%

Detailed Pin Configuration

The VDRH07D030BKE features a standard radial lead configuration with two leads for easy integration into circuit boards. The pinout configuration is as follows: 1. Pin 1: Anode 2. Pin 2: Cathode

Functional Features

  • Rapid response to voltage surges
  • High surge current handling capability
  • Stable performance across a wide temperature range
  • Compact and easy to integrate into circuit designs

Advantages and Disadvantages

Advantages

  • Effective surge protection for electronic circuits
  • High reliability and stability
  • Compact size for space-constrained applications
  • Wide operating temperature range

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional circuitry for comprehensive surge protection in complex systems

Working Principles

The VDRH07D030BKE operates based on the principle of varistor action, where its resistance decreases significantly when subjected to overvoltage conditions. This rapid decrease in resistance diverts excess current away from sensitive electronic components, protecting them from damage.

Detailed Application Field Plans

The VDRH07D030BKE is widely used in various electronic applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

For users seeking alternative models with similar functionality, the following VDRs can be considered: 1. VDRH05D020BKE 2. VDRH10D040BKE 3. VDRH15D050BKE 4. VDRH20D060BKE

In conclusion, the VDRH07D030BKE is a reliable and effective voltage-dependent resistor designed to provide surge protection in electronic circuits. Its compact size, high surge current handling capability, and stable performance make it a valuable component in various electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av VDRH07D030BKE i tekniska lösningar

  1. What is VDRH07D030BKE?

    • VDRH07D030BKE is a type of varistor, also known as a voltage-dependent resistor, designed to protect electronic circuits from overvoltage conditions.

  2. What are the key features of VDRH07D030BKE?

    • VDRH07D030BKE features a high surge current capability, low leakage current, and fast response time to transient voltage events.

  3. How does VDRH07D030BKE work in technical solutions?

    • VDRH07D030BKE acts as a voltage-clamping device, conducting significant current when subjected to overvoltage, thereby diverting excess energy away from sensitive components.

  4. In what applications can VDRH07D030BKE be used?

    • VDRH07D030BKE is commonly used in power supplies, industrial equipment, automotive electronics, and telecommunications systems to protect against voltage spikes and surges.

  5. What are the voltage and current ratings for VDRH07D030BKE?

    • VDRH07D030BKE typically has a maximum continuous voltage rating of 7V and a maximum peak current rating of 30A.

  6. How should VDRH07D030BKE be connected in a circuit?

    • VDRH07D030BKE should be connected in parallel with the load or component that needs protection, ensuring that it can shunt excess voltage away from the protected circuit.

  7. What are the environmental considerations for using VDRH07D030BKE?

    • VDRH07D030BKE is designed to operate within specified temperature and humidity ranges, making it suitable for various environmental conditions.

  8. Are there any reliability concerns with VDRH07D030BKE?

    • VDRH07D030BKE is designed for high reliability and longevity, but proper application and adherence to manufacturer guidelines are essential for optimal performance.

  9. Can VDRH07D030BKE be replaced with other varistors in a circuit?

    • While it's possible to substitute VDRH07D030BKE with similar varistors, it's crucial to ensure that the replacement meets or exceeds the required specifications for the application.

  10. Where can I find detailed technical specifications for VDRH07D030BKE?

    • Detailed technical specifications for VDRH07D030BKE can be found in the product datasheet provided by the manufacturer or distributor, offering comprehensive information on its electrical characteristics and application guidelines.