SIHF18N50C-VB Product details
Product introduction:
**SIHF18N50C-VB** is a **unipolar N-Channel MOSFET**, using **TO220F** package, with **650V** drain-source voltage (VDS) and **20A** maximum drain current (ID). This MOSFET uses **SJ_Multi-EPI** (Super Junction Multi-Transistor) technology to provide higher voltage tolerance and lower switching losses. Its threshold voltage (Vth) is **3.5V** and the gate-source voltage (VGS) is ±30V, which is suitable for high-voltage, low on-resistance application scenarios.
**SIHF18N50C-VB** has an on-resistance (RDS(ON)) of **160mΩ** at **VGS=10V**. Although this on-resistance performs moderately in high-voltage applications, it is efficient enough for 20A operating conditions. Its low leakage current and high withstand voltage make it suitable for high voltage power supply control, power conversion and high efficiency inverter applications.
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Product parameter:
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 20A | 160mΩ | SJ_Multi-EPI |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 20A | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 20A | SJ_Multi-EPI |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
- **Package type**: TO220F
- **Configuration**: Unipolar N-Channel MOSFET
- **Drain-source voltage (VDS)**: 650V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 160mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 20A
- **Technology**: SJ_Multi-EPI (Super Junction Multi-Epitaxial)
- **Maximum power dissipation (Pd)**: 125W (typical)
- **Operating temperature range (Tj)**: -55°C to 150°C
- **Gate charge (Qg)**: 130nC @ VDS = 400V, VGS = 10V
Domain and module applications:
1. **High-Voltage Power Converters**
SIHF18N50C-VB is suitable for switching elements in high-voltage power converters, especially in power conversion of high-voltage input and output. Its 650V withstand voltage performance enables it to be widely used in industrial-grade power modules, such as high-power DC-DC converters, AC-DC power modules, etc.
2. **Inverters**
In inverter applications, SIHF18N50C-VB converts DC power into AC power by providing efficient switching operations, which is particularly suitable for high-power inverters (such as solar inverters, power inverters, etc.). Its 650V withstand voltage enables it to withstand high-voltage input and ensure stable operation of the inverter.
3. **Motor Drivers**
Due to its ability to withstand high voltage and high current, SIHF18N50C-VB can be used in motor drive systems, especially in motor control modules that require high efficiency and high power. These modules are widely used in industrial robots, power tools, air conditioning compressors and other fields.
4. **Switching Power Supplies**
In switching power supply design, SIHF18N50C-VB can be used as a switching element and plays a key role in efficient power conversion. Its low on-resistance and high voltage withstand capability make it suitable for power conversion in power electronics products, such as uninterruptible power supply (UPS) systems and high-efficiency AC-DC power supplies.
5. **Battery Chargers**
This MOSFET can be widely used in battery chargers, especially in high-voltage and high-power charging occasions, such as electric vehicle charging stations, large UPS battery charging, etc. Due to its ability to withstand high voltage and carry large current, SIHF18N50C-VB can ensure the stability and safety of the charging process.
6. **Power Driver Systems**
SIHF18N50C-VB can be used as a switching element in power drive systems, especially in power drive applications that require high voltage and high current, such as electric vehicle drive, wind turbine control, etc. These systems have extremely high requirements for current and voltage, and SIHF18N50C-VB can provide reliable switching control in such applications.
7. **Industrial Automation**
In the field of industrial automation, especially in high-voltage control modules and motor control modules, the high voltage resistance characteristics of SIHF18N50C-VB make it play a key role in control and drive systems. These modules are used in applications such as robots and automated production lines to provide efficient and stable power control.
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