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N4040S-VB Product details
Back to previous pageProduct introduction：
1. N4040S-VB Product Introduction
N4040S-VB is a high-efficiency **N-channel MOSFET**, using **TO252 package**, designed for high current and medium voltage applications. Its **maximum drain-source voltage (V_DS)** is **40V**, and it operates within **±20V** gate-source voltage (V_GS) range. The **gate turn-on voltage (V_th)** of the device is **2.5V**, ensuring that it can be turned on quickly under low voltage conditions, thereby achieving high efficiency. The on-resistance (R_DS(ON)) of N4040S-VB is **12mΩ** at **V_GS = 10V**, and it has a drain current (I_D) handling capability of up to **55A**. Using **Trench technology**, this MOSFET performs well in multiple fields such as power conversion and load driving, providing users with excellent electrical performance and reliability.
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N4040S-VB is a high-efficiency **N-channel MOSFET**, using **TO252 package**, designed for high current and medium voltage applications. Its **maximum drain-source voltage (V_DS)** is **40V**, and it operates within **±20V** gate-source voltage (V_GS) range. The **gate turn-on voltage (V_th)** of the device is **2.5V**, ensuring that it can be turned on quickly under low voltage conditions, thereby achieving high efficiency. The on-resistance (R_DS(ON)) of N4040S-VB is **12mΩ** at **V_GS = 10V**, and it has a drain current (I_D) handling capability of up to **55A**. Using **Trench technology**, this MOSFET performs well in multiple fields such as power conversion and load driving, providing users with excellent electrical performance and reliability.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 40V | 2.5V | 55A | 12mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 40V | 2.5V | 55A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 40V | 2.5V | 55A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
2. Detailed parameter description of N4040S-VB
| **Parameter** | **Description** | **Value** |
|-------------------------|------------------------------------------------|--------------------|
| **Package type** | TO252 package| - |
| **Polarity** | Single N-channel| - |
| **V_DS** | Drain-source voltage| 40V |
| **V_GS** | Gate-source voltage range| ±20V |
| **V_th** | Gate turn-on voltage| 2.5V |
| **R_DS(ON)** | On-resistance (V_GS = 4.5V) | 14mΩ |
| **R_DS(ON)** | On-resistance (V_GS = 10V) | 12mΩ |
| **I_D** | Maximum drain current| 55A |
| **Power Dissipation (P_D)** | Maximum power dissipation capability (at 25°C) | 45W |
| **Operating temperature range** | Allowable junction temperature range| -55°C ~ 150°C |
| **Technology** | Trench technology| - |
| **Package pins** | 4 pins (for surface mounting) | - |
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| **Parameter** | **Description** | **Value** |
|-------------------------|------------------------------------------------|--------------------|
| **Package type** | TO252 package| - |
| **Polarity** | Single N-channel| - |
| **V_DS** | Drain-source voltage| 40V |
| **V_GS** | Gate-source voltage range| ±20V |
| **V_th** | Gate turn-on voltage| 2.5V |
| **R_DS(ON)** | On-resistance (V_GS = 4.5V) | 14mΩ |
| **R_DS(ON)** | On-resistance (V_GS = 10V) | 12mΩ |
| **I_D** | Maximum drain current| 55A |
| **Power Dissipation (P_D)** | Maximum power dissipation capability (at 25°C) | 45W |
| **Operating temperature range** | Allowable junction temperature range| -55°C ~ 150°C |
| **Technology** | Trench technology| - |
| **Package pins** | 4 pins (for surface mounting) | - |
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Domain and module applications：
III. Application fields and module description of N4040S-VB
1. **Power management**
N4040S-VB is very suitable for **DC-DC converter** and **power management module**. Its low on-resistance and high current handling capability can ensure the high efficiency and stability of the power supply, and is widely used in the power supply design of consumer electronic devices such as laptops, tablets and smart phones.
2. **Electric vehicles**
In the **Battery Management System (BMS)** of electric vehicles, N4040S-VB can be used as a switching device to efficiently manage the charging and discharging process of the battery. Its excellent conduction characteristics and high temperature working ability can ensure the stability and safety of the system under extreme conditions.
3. **LED drive**
This MOSFET can be used in **LED drive circuits** to efficiently drive high-brightness LEDs. The low on-resistance of N4040S-VB can reduce power consumption and improve light efficiency, making it suitable for use in lighting products and display devices.
4. **Motor control**
In **Motor control and drive modules**, the high current capability and fast switching characteristics of the N4040S-VB make it an ideal choice for controlling brushless DC motors (BLDC), suitable for home appliances, industrial equipment, and robotics applications.
5. **Load switching and hot-swap applications**
The N4040S-VB is also suitable for **load switching** and **hot-swap control**. It can quickly respond to current changes and ensure the stability of the system during electrical connection and disconnection. It is widely used in servers, computers, and other equipment that requires high reliability.
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1. **Power management**
N4040S-VB is very suitable for **DC-DC converter** and **power management module**. Its low on-resistance and high current handling capability can ensure the high efficiency and stability of the power supply, and is widely used in the power supply design of consumer electronic devices such as laptops, tablets and smart phones.
2. **Electric vehicles**
In the **Battery Management System (BMS)** of electric vehicles, N4040S-VB can be used as a switching device to efficiently manage the charging and discharging process of the battery. Its excellent conduction characteristics and high temperature working ability can ensure the stability and safety of the system under extreme conditions.
3. **LED drive**
This MOSFET can be used in **LED drive circuits** to efficiently drive high-brightness LEDs. The low on-resistance of N4040S-VB can reduce power consumption and improve light efficiency, making it suitable for use in lighting products and display devices.
4. **Motor control**
In **Motor control and drive modules**, the high current capability and fast switching characteristics of the N4040S-VB make it an ideal choice for controlling brushless DC motors (BLDC), suitable for home appliances, industrial equipment, and robotics applications.
5. **Load switching and hot-swap applications**
The N4040S-VB is also suitable for **load switching** and **hot-swap control**. It can quickly respond to current changes and ensure the stability of the system during electrical connection and disconnection. It is widely used in servers, computers, and other equipment that requires high reliability.
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* 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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