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STF11N52K3-VB Product details
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Product Introduction
**STF11N52K3-VB** is a high-performance single N-channel power MOSFET in TO220F package with a drain-source voltage (VDS) of 550V and a maximum drain current (ID) of 18A. This MOSFET uses Plannar technology and can provide a lower on-resistance (RDS(ON)) of 260mΩ@VGS=10V. Due to its excellent switching characteristics and high voltage resistance, this product is widely used in high-efficiency applications such as power conversion, switching power supplies, motor drives and battery management. Its design focuses on high efficiency and low power loss, and is suitable for various high voltage and high current load application scenarios.
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**STF11N52K3-VB** is a high-performance single N-channel power MOSFET in TO220F package with a drain-source voltage (VDS) of 550V and a maximum drain current (ID) of 18A. This MOSFET uses Plannar technology and can provide a lower on-resistance (RDS(ON)) of 260mΩ@VGS=10V. Due to its excellent switching characteristics and high voltage resistance, this product is widely used in high-efficiency applications such as power conversion, switching power supplies, motor drives and battery management. Its design focuses on high efficiency and low power loss, and is suitable for various high voltage and high current load application scenarios.
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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 | 550V | 3V | 18A | 260mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 550V | 3V | 18A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 550V | 3V | 18A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
Detailed parameter description
The following are the detailed technical parameters of **STF11N52K3-VB**:
| Parameter | Value | Unit | Description|
|------------------|--------------------------------|-------------|--------------------------------------|
| **Package Type** | TO220F | — | High power package, suitable for applications with high current load and high heat dissipation requirements. |
| **Channel Type** | Single N-channel| — | Provides efficient switching performance and low on-resistance. |
| **Drain-Source Voltage (VDS)** | 550 | V | Maximum drain-source voltage, suitable for high-voltage power management systems. |
| **Gate-Source Voltage (VGS)** | ±30 | V | Supports gate voltage of ±30V to ensure stable switching performance. |
| **Threshold Voltage (Vth)** | 3 | V | Gate-source voltage required to start conduction, ensuring fast turn-on. |
| **On-resistance (RDS(ON))** | 260 | mΩ | Maximum on-resistance at VGS=10V, suitable for low-loss and high-efficiency applications. |
| **Drain current (ID)** | 18 | A | Maximum continuous drain current, suitable for medium-power power supply applications. |
| **Technology** | Plannar | — | Uses Plannar technology to provide stable conduction and switching performance. |
| **Operating temperature range** | -55 ~ 150 | ℃ | The acceptable operating temperature range is suitable for various working environments. |
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The following are the detailed technical parameters of **STF11N52K3-VB**:
| Parameter | Value | Unit | Description|
|------------------|--------------------------------|-------------|--------------------------------------|
| **Package Type** | TO220F | — | High power package, suitable for applications with high current load and high heat dissipation requirements. |
| **Channel Type** | Single N-channel| — | Provides efficient switching performance and low on-resistance. |
| **Drain-Source Voltage (VDS)** | 550 | V | Maximum drain-source voltage, suitable for high-voltage power management systems. |
| **Gate-Source Voltage (VGS)** | ±30 | V | Supports gate voltage of ±30V to ensure stable switching performance. |
| **Threshold Voltage (Vth)** | 3 | V | Gate-source voltage required to start conduction, ensuring fast turn-on. |
| **On-resistance (RDS(ON))** | 260 | mΩ | Maximum on-resistance at VGS=10V, suitable for low-loss and high-efficiency applications. |
| **Drain current (ID)** | 18 | A | Maximum continuous drain current, suitable for medium-power power supply applications. |
| **Technology** | Plannar | — | Uses Plannar technology to provide stable conduction and switching performance. |
| **Operating temperature range** | -55 ~ 150 | ℃ | The acceptable operating temperature range is suitable for various working environments. |
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Domain and module applications：
Application fields and module examples
**STF11N52K3-VB** As a medium- and high-voltage power MOSFET, it is widely used in power management, power tools, inverters and other fields that require high voltage and high efficiency. The following are several typical application fields:
1. **Switching Power Supply (SMPS)**
**STF11N52K3-VB**'s high drain-source voltage and low on-resistance make it very suitable for use as a switching element in a high-voltage switching power supply. Whether in communication power supply, computer power supply or industrial power supply, this MOSFET can provide stable current transmission and low power loss, improving power conversion efficiency.
2. **Inverter application**
In the inverter system, STF11N52K3-VB provides reliable high-voltage switching capabilities, suitable for solar inverters, UPS power supplies and other power conversion devices. Its low on-resistance and high current carrying capacity can ensure the efficient operation of the inverter during high-power conversion and reduce energy loss.
3. **Power tool drive circuit**
For power tool drive circuits, this MOSFET provides ideal performance. Its high withstand voltage and high current capability enable the motor drive system of power tools to operate stably under conditions requiring high power, especially in scenarios requiring high efficiency and long working hours.
4. **Battery Management System (BMS)**
In the battery management system, the STF11N52K3-VB is used as a switching element to protect the battery and manage the charging and discharging process, especially for electric vehicles and energy storage systems. Its low loss characteristics can effectively improve the efficiency of the battery and extend the battery life.
5. **Motor control system**
This MOSFET is widely used in the field of motor control, especially in industrial motor drive and household appliance motor control. Its high current handling capability and low on-resistance enable it to provide stable and reliable switching operation in the process of controlling motor start, speed regulation and stop, improving the working efficiency of the motor.
Through these typical applications, we can see that **STF11N52K3-VB**, as a high-voltage, high-efficiency power MOSFET, is suitable for various occasions that require high current and high voltage processing, especially in power management, power tools, battery management systems and motor control. It can significantly improve the overall efficiency and reliability of the system.
**STF11N52K3-VB** As a medium- and high-voltage power MOSFET, it is widely used in power management, power tools, inverters and other fields that require high voltage and high efficiency. The following are several typical application fields:
1. **Switching Power Supply (SMPS)**
**STF11N52K3-VB**'s high drain-source voltage and low on-resistance make it very suitable for use as a switching element in a high-voltage switching power supply. Whether in communication power supply, computer power supply or industrial power supply, this MOSFET can provide stable current transmission and low power loss, improving power conversion efficiency.
2. **Inverter application**
In the inverter system, STF11N52K3-VB provides reliable high-voltage switching capabilities, suitable for solar inverters, UPS power supplies and other power conversion devices. Its low on-resistance and high current carrying capacity can ensure the efficient operation of the inverter during high-power conversion and reduce energy loss.
3. **Power tool drive circuit**
For power tool drive circuits, this MOSFET provides ideal performance. Its high withstand voltage and high current capability enable the motor drive system of power tools to operate stably under conditions requiring high power, especially in scenarios requiring high efficiency and long working hours.
4. **Battery Management System (BMS)**
In the battery management system, the STF11N52K3-VB is used as a switching element to protect the battery and manage the charging and discharging process, especially for electric vehicles and energy storage systems. Its low loss characteristics can effectively improve the efficiency of the battery and extend the battery life.
5. **Motor control system**
This MOSFET is widely used in the field of motor control, especially in industrial motor drive and household appliance motor control. Its high current handling capability and low on-resistance enable it to provide stable and reliable switching operation in the process of controlling motor start, speed regulation and stop, improving the working efficiency of the motor.
Through these typical applications, we can see that **STF11N52K3-VB**, as a high-voltage, high-efficiency power MOSFET, is suitable for various occasions that require high current and high voltage processing, especially in power management, power tools, battery management systems and motor control. It can significantly improve the overall efficiency and reliability 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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