SKHI22BH4R

PCB-mountable dual driver for high-voltage applications

Manufacturer: semikron

series introduction

# SKHI22BH4R Product Series Introduction

## 1. Overview
The SKHI22BH4R product series represents a cutting - edge solution in the field of power electronics. These devices are engineered to meet the demanding requirements of modern industrial and high - power applications, offering a combination of high performance, reliability, and advanced features.

## 2. Key Features

### 2.1 High - Speed Switching
The SKHI22BH4R series is designed with high - speed switching capabilities. This allows for rapid on - off transitions of power switches, which is crucial in applications such as motor drives, inverters, and power supplies. Faster switching reduces power losses during the transition periods, leading to improved overall efficiency of the system. For example, in a motor drive application, high - speed switching enables more precise control of the motor's speed and torque, resulting in smoother operation and better energy utilization.

### 2.2 Isolation
One of the standout features of this product series is its excellent isolation characteristics. Electrical isolation is essential in power electronics to protect sensitive control circuits from high - voltage and high - current power circuits. The SKHI22BH4R provides reliable isolation, which not only enhances the safety of the system but also helps in reducing electromagnetic interference (EMI). This isolation is achieved through advanced isolation technologies, ensuring that the control signals remain clean and unaffected by the power - side disturbances.

### 2.3 Over - Current and Over - Temperature Protection
To safeguard the power switches and the overall system, the SKHI22BH4R series is equipped with comprehensive over - current and over - temperature protection mechanisms. In case of an over - current event, the device can quickly detect the abnormal current and take appropriate action, such as shutting down the power switch to prevent damage. Similarly, the over - temperature protection monitors the temperature of the device and the surrounding components. If the temperature exceeds a safe threshold, the device will adjust its operation or shut down to avoid thermal damage. This protection feature significantly improves the reliability and lifespan of the system.

### 2.4 Compatibility
The SKHI22BH4R is highly compatible with a wide range of power switches, including insulated - gate bipolar transistors (IGBTs) and metal - oxide - semiconductor field - effect transistors (MOSFETs). This compatibility makes it a versatile choice for different power electronics applications. Designers can easily integrate the SKHI22BH4R into their existing or new systems without having to make major modifications to the power switch selection or the overall circuit design.

## 3. Technical Specifications

### 3.1 Input and Output Characteristics
- **Input Voltage Range**: The SKHI22BH4R can accept a wide range of input voltages, typically from [X] volts to [Y] volts. This wide input voltage range allows for flexibility in different power supply configurations.
- **Output Current Capacity**: It can provide a sufficient output current to drive the connected power switches effectively. The output current capacity is rated at [Z] amperes, which is suitable for medium - to high - power applications.
- **Output Voltage**: The output voltage is designed to be compatible with the gate requirements of the power switches. It can provide a stable and well - regulated output voltage to ensure proper switching of the IGBTs or MOSFETs.

### 3.2 Isolation Parameters
- **Isolation Voltage**: The device offers a high isolation voltage of [A] volts, which is sufficient to withstand the high - voltage differences between the control and power circuits in most industrial applications.
- **Isolation Resistance**: The isolation resistance is extremely high, typically in the order of [B] ohms. This high isolation resistance helps in minimizing the leakage current between the isolated circuits, further enhancing the isolation performance.

### 3.3 Operating Temperature

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Partlist

SKHI22BH4R