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SW3N90U-VB TO251 Product details
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SW3N90U-VB Product Introduction
SW3N90U-VB is a unipolar N-type MOSFET in TO251 package, designed for high voltage applications, with a maximum drain-source voltage (V_DS) of 950V and a maximum gate-source voltage (V_GS) of 30V. The threshold voltage (V_th) of the device is 3.5V, R_DS(ON) is 5400mΩ at V_GS=10V, and the maximum drain current (I_D) is 3A. Using planar technology, SW3N90U-VB is suitable for applications that require high voltage tolerance and low on-resistance. Its planar process design enables the device to have good current control performance and thermal stability, and is widely used in power conversion, power management and high voltage control systems.
SW3N90U-VB is a unipolar N-type MOSFET in TO251 package, designed for high voltage applications, with a maximum drain-source voltage (V_DS) of 950V and a maximum gate-source voltage (V_GS) of 30V. The threshold voltage (V_th) of the device is 3.5V, R_DS(ON) is 5400mΩ at V_GS=10V, and the maximum drain current (I_D) is 3A. Using planar technology, SW3N90U-VB is suitable for applications that require high voltage tolerance and low on-resistance. Its planar process design enables the device to have good current control performance and thermal stability, and is widely used in power conversion, power management and high voltage control systems.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 950V | 3.5V | 3A | 5400mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 950V | 3.5V | 3A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 950V | 3.5V | 3A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N |
SW3N90U-VB detailed parameter description
- **Package type**: TO251
- **Configuration**: Unipolar N-type MOSFET
- **V_DS (drain-source voltage)**: 950V
- **V_GS (gate-source voltage)**: ±30V
- **V_threshold voltage**: 3.5V
- **R_DS(ON) (on-resistance)**: 5400mΩ @ V_GS=10V
- **I_D (drain current)**: 3A
- **Technology**: Plannar Technology
- **Operating temperature range**: -55°C to +150°C
The high drain-source voltage (950V) of SW3N90U-VB enables it to perform well in high voltage working environments. Despite the high on-resistance, the device can withstand higher voltages in high-voltage applications without causing overheating or performance degradation, making it suitable for power electronics, switching power supplies, and industrial equipment.
- **Package type**: TO251
- **Configuration**: Unipolar N-type MOSFET
- **V_DS (drain-source voltage)**: 950V
- **V_GS (gate-source voltage)**: ±30V
- **V_threshold voltage**: 3.5V
- **R_DS(ON) (on-resistance)**: 5400mΩ @ V_GS=10V
- **I_D (drain current)**: 3A
- **Technology**: Plannar Technology
- **Operating temperature range**: -55°C to +150°C
The high drain-source voltage (950V) of SW3N90U-VB enables it to perform well in high voltage working environments. Despite the high on-resistance, the device can withstand higher voltages in high-voltage applications without causing overheating or performance degradation, making it suitable for power electronics, switching power supplies, and industrial equipment.
Domain and module applications：
Applications and modules
1. **High-voltage switch-mode power supply (SMPS)**
SW3N90U-VB is suitable for high-voltage switch-mode power supply (SMPS), especially in application scenarios requiring high voltage handling capability. Its 950V V_DS maximum voltage enables it to work efficiently in high-voltage environments, suitable for industrial power supplies, UPS power supplies, and power conversion systems.
2. **Industrial motor drive system**
In industrial motor drive systems, SW3N90U-VB is used as a switching element to efficiently control current and voltage, and is suitable for high-voltage motor control modules. Especially in drive systems that require high voltage output and stability, the high voltage tolerance and stability of this MOSFET make it an ideal choice.
3. **Power amplifier and RF circuit**
SW3N90U-VB can be used in power amplifiers and RF circuits, especially in high-voltage power amplifier designs, where the device is required to handle higher voltages and currents. It provides excellent performance and thermal stability in high-frequency and high-power applications, and is suitable for RF power amplification in communication equipment.
4. **Power conversion system**
In power electronic conversion systems, SW3N90U-VB is widely used in high-voltage DC-DC converters, AC-DC converters, inverters and other equipment, especially for electric vehicle chargers, solar inverters and other systems that need to handle high voltage and high power.
5. **Power system protection and overvoltage protection**
SW3N90U-VB can also be used as a protection element in the power system and applied to overvoltage protection circuits. Due to its ability to withstand high voltage, this MOSFET can be used in areas such as high-voltage overcurrent protection and power switching to ensure that the system can quickly cut off the current when voltage abnormalities occur to avoid equipment damage.
6. **Household appliances and high-power appliances**
In household appliances, especially high-power appliances (such as air conditioners, refrigerators, etc.), SW3N90U-VB can be used as a switching element to undertake voltage regulation and power conversion tasks. Its high voltage resistance enables it to operate stably in the power module of household appliances to ensure electrical safety.
1. **High-voltage switch-mode power supply (SMPS)**
SW3N90U-VB is suitable for high-voltage switch-mode power supply (SMPS), especially in application scenarios requiring high voltage handling capability. Its 950V V_DS maximum voltage enables it to work efficiently in high-voltage environments, suitable for industrial power supplies, UPS power supplies, and power conversion systems.
2. **Industrial motor drive system**
In industrial motor drive systems, SW3N90U-VB is used as a switching element to efficiently control current and voltage, and is suitable for high-voltage motor control modules. Especially in drive systems that require high voltage output and stability, the high voltage tolerance and stability of this MOSFET make it an ideal choice.
3. **Power amplifier and RF circuit**
SW3N90U-VB can be used in power amplifiers and RF circuits, especially in high-voltage power amplifier designs, where the device is required to handle higher voltages and currents. It provides excellent performance and thermal stability in high-frequency and high-power applications, and is suitable for RF power amplification in communication equipment.
4. **Power conversion system**
In power electronic conversion systems, SW3N90U-VB is widely used in high-voltage DC-DC converters, AC-DC converters, inverters and other equipment, especially for electric vehicle chargers, solar inverters and other systems that need to handle high voltage and high power.
5. **Power system protection and overvoltage protection**
SW3N90U-VB can also be used as a protection element in the power system and applied to overvoltage protection circuits. Due to its ability to withstand high voltage, this MOSFET can be used in areas such as high-voltage overcurrent protection and power switching to ensure that the system can quickly cut off the current when voltage abnormalities occur to avoid equipment damage.
6. **Household appliances and high-power appliances**
In household appliances, especially high-power appliances (such as air conditioners, refrigerators, etc.), SW3N90U-VB can be used as a switching element to undertake voltage regulation and power conversion tasks. Its high voltage resistance enables it to operate stably in the power module of household appliances to ensure electrical safety.
* 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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