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FQB19N20L-VB Product details
Back to previous pageProduct introduction：
1. FQB19N20L-VB Product Introduction
**FQB19N20L-VB** is a high-performance single N-channel MOSFET in TO263 package, designed for high current and high voltage applications. The maximum drain-source voltage (VDS) of this MOSFET is 200V, and the gate-source voltage (VGS) range is ±20V. Its threshold voltage (Vth) is 3V, the on-resistance (RDS(ON)) is 48mΩ at a gate-source voltage of 10V, and the drain current (ID) can reach 40A. FQB19N20L-VB uses Trench technology, which gives MOSFET excellent switching performance and low conduction loss, making it suitable for high-efficiency power management and switching control.
**FQB19N20L-VB** is a high-performance single N-channel MOSFET in TO263 package, designed for high current and high voltage applications. The maximum drain-source voltage (VDS) of this MOSFET is 200V, and the gate-source voltage (VGS) range is ±20V. Its threshold voltage (Vth) is 3V, the on-resistance (RDS(ON)) is 48mΩ at a gate-source voltage of 10V, and the drain current (ID) can reach 40A. FQB19N20L-VB uses Trench technology, which gives MOSFET excellent switching performance and low conduction loss, making it suitable for high-efficiency power management and switching control.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 200V | 3V | 40A | 48mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 200V | 3V | 40A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 200V | 3V | 40A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N |
II. Detailed parameter description of FQB19N20L-VB
| **Parameter** | **Value** | **Unit** | **Description** |
|----------------------------|------------------------------|--------------|--------------------------------------|
| **Model** | FQB19N20L-VB | | |
| **Package type** | TO263 | | Provides compact package size and good heat dissipation performance|
| **Channel configuration** | Single N-channel| | |
| **Drain-source voltage (VDS)** | 200 | V | Maximum withstand voltage|
| **Gate-source voltage (VGS)** | ±20 | V | Maximum gate-source voltage range|
| **Threshold voltage (Vth)** | 3 | V | Minimum voltage required for gate turn-on|
| **On-resistance (RDS(ON))** | 48 | mΩ @ VGS=10V | Low on-resistance, reduced conduction loss|
| **Drain current (ID)** | 40 | A | Maximum continuous drain current|
| **Technology** | Trench | | Trench technology, providing higher switching speed and lower on-resistance|
| **Operating junction temperature range (Tj)** | -55 ~ +150 | °C | Wide temperature range, suitable for various environments|
| **Power consumption (Pd)** | 80 | W | High power handling capability|
| **Input capacitance (Ciss)** | 2200 | pF | Low input capacitance, improved switching speed|
| **Reverse recovery time (trr)** | 120 | ns | Fast recovery time, reduced switching loss|
| **Parameter** | **Value** | **Unit** | **Description** |
|----------------------------|------------------------------|--------------|--------------------------------------|
| **Model** | FQB19N20L-VB | | |
| **Package type** | TO263 | | Provides compact package size and good heat dissipation performance|
| **Channel configuration** | Single N-channel| | |
| **Drain-source voltage (VDS)** | 200 | V | Maximum withstand voltage|
| **Gate-source voltage (VGS)** | ±20 | V | Maximum gate-source voltage range|
| **Threshold voltage (Vth)** | 3 | V | Minimum voltage required for gate turn-on|
| **On-resistance (RDS(ON))** | 48 | mΩ @ VGS=10V | Low on-resistance, reduced conduction loss|
| **Drain current (ID)** | 40 | A | Maximum continuous drain current|
| **Technology** | Trench | | Trench technology, providing higher switching speed and lower on-resistance|
| **Operating junction temperature range (Tj)** | -55 ~ +150 | °C | Wide temperature range, suitable for various environments|
| **Power consumption (Pd)** | 80 | W | High power handling capability|
| **Input capacitance (Ciss)** | 2200 | pF | Low input capacitance, improved switching speed|
| **Reverse recovery time (trr)** | 120 | ns | Fast recovery time, reduced switching loss|
Domain and module applications：
3. Application fields and module examples
**FQB19N20L-VB**'s high current and high voltage handling capabilities make it play a key role in many fields. The following are the main application fields and module examples of this product:
#### 1. **Switching power supply (SMPS)**
FQB19N20L-VB performs well in switching power supply applications. Its 200V drain-source voltage and 48mΩ on-resistance enable it to efficiently handle power switching operations. It is widely used in power adapters, industrial power supplies, and high-efficiency power conversion modules to ensure the stability and conversion efficiency of the power supply.
#### 2. **Power tools**
In power tools, the high current capability and low on-resistance of FQB19N20L-VB make it an ideal choice for motor drive systems. Whether it is an electric drill, saw or other power tool, this MOSFET can effectively control the start, run and stop of the motor, improving the performance and reliability of the tool.
#### 3. **Motor Drive Control**
In motor drive control systems, such as servo motor and stepper motor controllers, the FQB19N20L-VB provides strong current handling capabilities and low on-resistance. It ensures efficient operation and precise control of motors in industrial automation and robotic control systems, improving the overall efficiency and performance of the system.
#### 4. **Automotive Electronics**
FQB19N20L-VB is suitable for automotive electronics, especially in battery management systems and power control modules. Its high voltage and high current handling capabilities enable it to stably manage the charge and discharge process of automotive batteries and control the power requirements of various automotive electronic devices.
#### 5. **LED Drive**
In high-power LED drive applications, the FQB19N20L-VB can effectively regulate the power and brightness of LEDs. Its excellent switching performance and high current handling capability make it an ideal choice for commercial lighting, architectural lighting and automotive lighting systems, improving the efficiency and reliability of LED drivers.
**Summary**, FQB19N20L-VB provides reliable solutions for efficient power management, power tools, motor drives, automotive electronics and LED drivers with its high current and high voltage handling capabilities. Its low on-resistance and fast switching performance enable it to exhibit excellent performance and stability in a variety of high current and high voltage applications.
**FQB19N20L-VB**'s high current and high voltage handling capabilities make it play a key role in many fields. The following are the main application fields and module examples of this product:
#### 1. **Switching power supply (SMPS)**
FQB19N20L-VB performs well in switching power supply applications. Its 200V drain-source voltage and 48mΩ on-resistance enable it to efficiently handle power switching operations. It is widely used in power adapters, industrial power supplies, and high-efficiency power conversion modules to ensure the stability and conversion efficiency of the power supply.
#### 2. **Power tools**
In power tools, the high current capability and low on-resistance of FQB19N20L-VB make it an ideal choice for motor drive systems. Whether it is an electric drill, saw or other power tool, this MOSFET can effectively control the start, run and stop of the motor, improving the performance and reliability of the tool.
#### 3. **Motor Drive Control**
In motor drive control systems, such as servo motor and stepper motor controllers, the FQB19N20L-VB provides strong current handling capabilities and low on-resistance. It ensures efficient operation and precise control of motors in industrial automation and robotic control systems, improving the overall efficiency and performance of the system.
#### 4. **Automotive Electronics**
FQB19N20L-VB is suitable for automotive electronics, especially in battery management systems and power control modules. Its high voltage and high current handling capabilities enable it to stably manage the charge and discharge process of automotive batteries and control the power requirements of various automotive electronic devices.
#### 5. **LED Drive**
In high-power LED drive applications, the FQB19N20L-VB can effectively regulate the power and brightness of LEDs. Its excellent switching performance and high current handling capability make it an ideal choice for commercial lighting, architectural lighting and automotive lighting systems, improving the efficiency and reliability of LED drivers.
**Summary**, FQB19N20L-VB provides reliable solutions for efficient power management, power tools, motor drives, automotive electronics and LED drivers with its high current and high voltage handling capabilities. Its low on-resistance and fast switching performance enable it to exhibit excellent performance and stability in a variety of high current and high voltage applications.
* 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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