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SDT03N04-VB Product details
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**SDT03N04-VB Product Introduction**
**SDT03N04-VB** is a high-voltage, high-durability **N-type MOSFET**, packaged in **SOT223**, suitable for various high-voltage application scenarios. The device can withstand a drain-source voltage of **650V** and provide a maximum drain current (ID) of **2A**. Its low on-resistance (RDS(ON)) is **4000mΩ** at **VGS=10V**, which enables it to have lower energy loss during current transmission. **SDT03N04-VB** adopts **Plannar** technology, with high switching speed and stable current control, and is widely used in power management, industrial control, battery management and switching power supplies. Its high voltage resistance enables it to work stably in a high voltage environment, and is suitable for applications requiring high voltage protection and efficient current control.
**SDT03N04-VB** is a high-voltage, high-durability **N-type MOSFET**, packaged in **SOT223**, suitable for various high-voltage application scenarios. The device can withstand a drain-source voltage of **650V** and provide a maximum drain current (ID) of **2A**. Its low on-resistance (RDS(ON)) is **4000mΩ** at **VGS=10V**, which enables it to have lower energy loss during current transmission. **SDT03N04-VB** adopts **Plannar** technology, with high switching speed and stable current control, and is widely used in power management, industrial control, battery management and switching power supplies. Its high voltage resistance enables it to work stably in a high voltage environment, and is suitable for applications requiring high voltage protection and efficient current control.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | 4000mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 2A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N |
**Detailed parameter description**
- **VDS (Drain-Source Voltage)**: **650V**
The maximum voltage tolerance of **650V** makes this MOSFET suitable for application scenarios requiring higher voltage tolerance, such as power management, battery management and high voltage conversion systems.
- **VGS (Gate-Source Voltage)**: **±30V**
Supports a maximum gate drive voltage of **±30V**, compatible with most control circuits and drivers, and suitable for control of standard logic drive levels.
- **Vth (Threshold Voltage)**: **3.5V**
**Vth=3.5V** indicates that the turn-on threshold voltage of this MOSFET is relatively moderate, suitable for logic level drive in a variety of application scenarios.
- **RDS(ON)（On-resistance）**:
- **5000mΩ**（VGS=4.5V）
- **4000mΩ**（VGS=10V）
The device has a low on-resistance at **VGS=10V**, suitable for use in low-power power supplies and high-efficiency applications.
- **ID（Drain Current）**: **2A**
The maximum drain current is **2A**, suitable for medium power circuits and can effectively drive medium power loads.
- **Package Type**: **SOT223**
The **SOT223** package has good thermal performance and is suitable for medium power and voltage applications. This package is also suitable for applications where space is limited but efficient heat dissipation is required.
- **Technology**: **Plannar**
Adopt **Plannar** technology, which provides lower on-resistance and higher stability, and can perform well in high-voltage and high-frequency switching, reducing power loss and improving efficiency.
- **VDS (Drain-Source Voltage)**: **650V**
The maximum voltage tolerance of **650V** makes this MOSFET suitable for application scenarios requiring higher voltage tolerance, such as power management, battery management and high voltage conversion systems.
- **VGS (Gate-Source Voltage)**: **±30V**
Supports a maximum gate drive voltage of **±30V**, compatible with most control circuits and drivers, and suitable for control of standard logic drive levels.
- **Vth (Threshold Voltage)**: **3.5V**
**Vth=3.5V** indicates that the turn-on threshold voltage of this MOSFET is relatively moderate, suitable for logic level drive in a variety of application scenarios.
- **RDS(ON)（On-resistance）**:
- **5000mΩ**（VGS=4.5V）
- **4000mΩ**（VGS=10V）
The device has a low on-resistance at **VGS=10V**, suitable for use in low-power power supplies and high-efficiency applications.
- **ID（Drain Current）**: **2A**
The maximum drain current is **2A**, suitable for medium power circuits and can effectively drive medium power loads.
- **Package Type**: **SOT223**
The **SOT223** package has good thermal performance and is suitable for medium power and voltage applications. This package is also suitable for applications where space is limited but efficient heat dissipation is required.
- **Technology**: **Plannar**
Adopt **Plannar** technology, which provides lower on-resistance and higher stability, and can perform well in high-voltage and high-frequency switching, reducing power loss and improving efficiency.
Domain and module applications：
**Product Application Fields and Modules**
1. **Switching Power Supply (SMPS)**
**SDT03N04-VB** can be widely used in switching power supply modules, especially power converters that require high voltage, such as **AC-DC converters**, **DC-DC converters** and **inverters**. Due to its high **650V** voltage rating, it is suitable for power management systems with high voltage requirements.
2. **Battery Management System (BMS)**
In **battery management systems**, especially **lithium battery management systems**, **SDT03N04-VB** can be used to control battery charge and discharge current. Due to its **2A** drain current capability, it is suitable for precise current regulation in small and medium-sized battery packs to ensure battery safety and efficiency.
3. **LED Drive Circuit**
This MOSFET can be used in LED drive circuits, especially where high voltage and stable current are required. Due to the **650V** withstand voltage, it is suitable for high-voltage **AC-DC LED driver** or **high-power LED lamp driver**, and can efficiently adjust the power and brightness of LED lamps.
4. **Power tool power supply**
In **power tools**, **SDT03N04-VB** can be used for the power module of power tools, especially in situations where power tools require **high voltage** input, such as cordless electric drills, electric saws and other equipment. It can stably control the current and provide long-lasting working ability for the tools.
5. **Automotive electronic control system**
In **automotive electronic** applications, **SDT03N04-VB** can be used for battery management, DC-DC conversion, and switch control in electric drive systems. For example, in systems such as battery management systems and on-board chargers of electric vehicles, **SDT03N04-VB**'s high voltage characteristics can effectively carry and control current.
6. **Industrial power supply and control equipment**
**SDT03N04-VB** is suitable for power modules in industrial equipment, especially industrial applications such as **motor drive systems**, **inverters** and **frequency converters** that require high voltage support. Its voltage resistance and efficient current control enable it to have excellent performance in high-frequency switching power supplies.
7. **Home appliances**
This MOSFET is also suitable for power management modules in home appliances, especially high-voltage power systems such as **air conditioners and refrigerators**. Its high voltage resistance and good current control capability enable it to provide stable power support for home appliances.
1. **Switching Power Supply (SMPS)**
**SDT03N04-VB** can be widely used in switching power supply modules, especially power converters that require high voltage, such as **AC-DC converters**, **DC-DC converters** and **inverters**. Due to its high **650V** voltage rating, it is suitable for power management systems with high voltage requirements.
2. **Battery Management System (BMS)**
In **battery management systems**, especially **lithium battery management systems**, **SDT03N04-VB** can be used to control battery charge and discharge current. Due to its **2A** drain current capability, it is suitable for precise current regulation in small and medium-sized battery packs to ensure battery safety and efficiency.
3. **LED Drive Circuit**
This MOSFET can be used in LED drive circuits, especially where high voltage and stable current are required. Due to the **650V** withstand voltage, it is suitable for high-voltage **AC-DC LED driver** or **high-power LED lamp driver**, and can efficiently adjust the power and brightness of LED lamps.
4. **Power tool power supply**
In **power tools**, **SDT03N04-VB** can be used for the power module of power tools, especially in situations where power tools require **high voltage** input, such as cordless electric drills, electric saws and other equipment. It can stably control the current and provide long-lasting working ability for the tools.
5. **Automotive electronic control system**
In **automotive electronic** applications, **SDT03N04-VB** can be used for battery management, DC-DC conversion, and switch control in electric drive systems. For example, in systems such as battery management systems and on-board chargers of electric vehicles, **SDT03N04-VB**'s high voltage characteristics can effectively carry and control current.
6. **Industrial power supply and control equipment**
**SDT03N04-VB** is suitable for power modules in industrial equipment, especially industrial applications such as **motor drive systems**, **inverters** and **frequency converters** that require high voltage support. Its voltage resistance and efficient current control enable it to have excellent performance in high-frequency switching power supplies.
7. **Home appliances**
This MOSFET is also suitable for power management modules in home appliances, especially high-voltage power systems such as **air conditioners and refrigerators**. Its high voltage resistance and good current control capability enable it to provide stable power support for home appliances.
* 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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