MOV-07D431KTR

series introduction

# MOV - 07D431KTR Product Series Introduction

## 1. Overview
The MOV - 07D431KTR product series belongs to the category of Metal Oxide Varistors (MOVs). MOVs are crucial components in modern electrical and electronic systems, serving as voltage - dependent resistors that protect circuits from overvoltage events. The MOV - 07D431KTR series is designed to offer reliable and efficient overvoltage protection in a wide range of applications, ensuring the safety and proper functioning of sensitive electronic equipment.

## 2. Physical Characteristics
### 2.1 Dimensions
The MOV - 07D431KTR has a compact design with a diameter of approximately 7mm. This relatively small size makes it suitable for use in space - constrained applications, such as printed circuit boards (PCBs) where board real estate is at a premium. The compact form factor allows for easy integration into various electronic devices without taking up excessive space.

### 2.2 Packaging
The series is typically available in tape - and - reel packaging, which is highly convenient for automated surface - mount technology (SMT) assembly processes. This packaging method ensures efficient handling during mass production, reducing assembly time and costs while maintaining high - quality manufacturing standards.

## 3. Electrical Characteristics
### 3.1 Varistor Voltage (V₁ₘA)
The MOV - 07D431KTR has a varistor voltage of 430V (±10%) when measured at a DC current of 1mA. This means that under normal operating conditions, when the voltage across the MOV is below 430V, the MOV exhibits a very high resistance, allowing only a negligible leakage current to flow. However, when the voltage exceeds this threshold, the MOV's resistance drops significantly, diverting the excess current away from the protected circuit.

### 3.2 Maximum Continuous Operating Voltage (Vₘₐₓ)
The maximum continuous operating voltage for this series is typically specified to ensure long - term reliability. It can withstand a continuous AC or DC voltage without significant degradation of its performance. This characteristic is crucial for applications where the MOV is exposed to a constant voltage source, such as in power supplies or electrical distribution systems.

### 3.3 Surge Current Rating (Iₙ)
The MOV - 07D431KTR is rated to handle a certain level of surge current. For example, it can withstand a surge current of a specific magnitude (e.g., several kiloamperes) for a short duration. This surge current rating is important as it determines the MOV's ability to protect the circuit from sudden and large - amplitude voltage spikes, such as those caused by lightning strikes or switching transients.

### 3.4 Energy Absorption Capacity
The series has a defined energy absorption capacity, which represents the amount of energy the MOV can dissipate during an overvoltage event. This capacity is measured in joules and is an important parameter for applications where high - energy surges are expected. A higher energy absorption capacity means the MOV can handle more severe overvoltage events without being damaged.

## 4. Performance and Reliability
### 4.1 Fast Response Time
One of the key advantages of the MOV - 07D431KTR series is its fast response time. When an overvoltage event occurs, the MOV can quickly change its resistance from a high - impedance state to a low - impedance state within a very short time (usually in the order of nanoseconds). This rapid response helps to protect the connected circuit from the potentially damaging effects of the overvoltage before it can cause any harm.

### 4.2 Low Leakage Current
Under normal operating conditions, the MOV - 07D4

Images for reference

MOV-(07,10,14,20)D_4.8mm Thickness Series Side

MOV-07

MOV-(07,10,14,20)D_4.8mm Thickness Series Side

related Documents

• MOV-07DzzzK Series Material Declaration

Datasheets

• MOV-07DzzzK Series

Partlist