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SIHF520-VB Product details

Product introduction:

Product Introduction - SIHF520-VB

**SIHF520-VB** is a **unipolar N-Channel MOSFET** in a **TO220** package with a **100V** drain-source voltage (VDS) and **18A** maximum drain current (ID). This MOSFET uses **Trench** technology to provide lower on-resistance and higher switching efficiency, and is widely used in power electronics that require high current and medium voltage. Its **Vth** is **1.8V**, suitable for operation at **±20V** gate-source voltage. This model has an on-resistance **RDS(ON)** of **127mΩ** and has low switching losses, making it suitable for applications that require stable switching.

**SIHF520-VB**'s high current carrying capacity and low on-resistance make it ideal for use in a variety of power switching applications. Due to its **100V** withstand voltage, it can be used in areas such as medium voltage power management, battery power supply and power conversion, providing efficient current conduction and robust power control.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO220 Single-N 100V 1.8V 18A 127mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO220 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO220 Single-N 100V 1.8V 18A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO220 Single-N 100V 1.8V 18A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO220 Single-N
Detailed parameter description

- **Package type(Package)**: TO220
- **Configuration(Configuration)**: Unipolar N-Channel MOSFET
- **Drain-source voltage(VDS)**: 100V
- **Gate-source voltage(VGS)**: ±20V
- **Threshold voltage(Vth)**: 1.8V
- **On-resistance(RDS(ON))**:
- 127mΩ @ VGS = 10V
- **Maximum drain current(ID)**: 18A
- **Maximum power dissipation(Pd)**: 100W (typical)
- **Operating temperature range(Tj)**: -55°C to 150°C
- **Gate charge(Qg)**: 80nC @ VDS = 50V, VGS = 10V
- **Reverse recovery time (trr)**: 25ns
- **Gate charge (Qg)**: 80nC
- **On-resistance (RDS(ON))**:
- 127mΩ @ VGS=10V
- **Technology**: Trench

Domain and module applications:

Application fields and module examples

1. **Power Management and Conversion**
**SIHF520-VB** is suitable for **DC-DC converters** and **AC-DC power management systems**. Its **100V** drain-source voltage and **18A** maximum current carrying capacity enable it to handle higher currents in power conversion. Due to its lower on-resistance, it can reduce power loss and improve power efficiency, and is suitable for various medium-voltage power systems, such as uninterruptible power supplies (UPS), battery chargers, and power adapters.

2. **Motor Drivers**
Due to its high current carrying capacity, this MOSFET is suitable for **motor drive systems**, especially small and medium-power motor control modules. Its **100V** withstand voltage and **18A** current capability make it very suitable for **DC Motors** or **Stepper Motors** control, especially in power tools, home appliances, and automation equipment.

3. **Switching Power Supplies**
In **switching power supply** applications, SIHF520-VB is an ideal **switching element**, especially for **medium voltage switching power supply** systems such as power modules, battery management systems, and LED drivers. Its **RDS(ON)** is **127mΩ**, which can reduce switching losses and improve power efficiency. Its withstand voltage capability enables it to handle input voltages of around **100V** and operate in a stable and efficient working environment.

4. **Battery Management Systems (BMS)**
In the **Battery Management System**, SIHF520-VB can be used as a power control switch for battery charge and discharge control, overvoltage and overcurrent protection, balanced charging and other functions. Due to its low on-resistance, it can effectively reduce the power loss during battery charge and discharge, ensuring the efficiency and safety of the battery system.

5. **Power Conversion and Inverters**
SIHF520-VB can be used in **Inverter** and **Power Conversion** systems, especially in medium voltage power systems, such as solar inverters, wind power generation control and power dispatching systems for large electrical equipment. It can provide efficient current switching in these applications to ensure the stability of power conversion.

6. **Automation Control Systems**
In **industrial automation** and **robotic control systems**, SIHF520-VB is used as an efficient current switch to drive industrial motors and actuators. Its high current carrying capacity and low on-resistance enable it to perform well in these power drive systems, ensuring stable operation of the system under high load.

7. **LED Drivers**
SIHF520-VB is widely used in **LED driver power supplies**. Its efficient switching capability and low power loss enable it to perform well in high-efficiency **LED lighting control** systems, providing stable current control, reducing heat, and extending the service life of the system.

* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features

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