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SI3443DVTRPBF-VB Product details
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Product Introduction
SI3443DVTRPBF-VB is a single P-type MOSFET in a SOT23-6 package suitable for low-voltage, high-efficiency switching applications. The device has a maximum drain-source voltage (VDS) of -30V and can operate stably under high current conditions, making it suitable for a variety of load switching, power management, and load control applications. It uses Trench technology to provide lower on-resistance (RDS(ON)), thereby optimizing power transmission efficiency and overall system performance. This MOSFET has a high drain current capability (maximum 4.8A) and is very suitable for mobile devices, power management systems, and other low-voltage, high-efficiency applications. SI3443DVTRPBF-VB has fast switching characteristics and is suitable for efficient power management and load control in various fields.
SI3443DVTRPBF-VB is a single P-type MOSFET in a SOT23-6 package suitable for low-voltage, high-efficiency switching applications. The device has a maximum drain-source voltage (VDS) of -30V and can operate stably under high current conditions, making it suitable for a variety of load switching, power management, and load control applications. It uses Trench technology to provide lower on-resistance (RDS(ON)), thereby optimizing power transmission efficiency and overall system performance. This MOSFET has a high drain current capability (maximum 4.8A) and is very suitable for mobile devices, power management systems, and other low-voltage, high-efficiency applications. SI3443DVTRPBF-VB has fast switching characteristics and is suitable for efficient power management and load control in various fields.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT23-6 | Single-P | -30V | -1.7V | -4.8A | 49mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Single-P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Single-P | -30V | -1.7V | -4.8A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-6 | Single-P | -30V | -1.7V | -4.8A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-6 | Single-P |
Detailed parameter description
- **Model**: SI3443DVTRPBF-VB
- **Package type**: SOT23-6
- **Configuration**: Single P-type Channel
- **VDS (drain-source voltage)**: -30V
- **VGS (gate-source voltage)**: ±20V
- **Vth (threshold voltage)**: -1.7V
- **RDS(ON)**:
- 54mΩ @ VGS=4.5V
- 49mΩ @ VGS=10V
- **ID (maximum drain current)**: -4.8A
- **Technology**: Trench (trench technology)
- **Model**: SI3443DVTRPBF-VB
- **Package type**: SOT23-6
- **Configuration**: Single P-type Channel
- **VDS (drain-source voltage)**: -30V
- **VGS (gate-source voltage)**: ±20V
- **Vth (threshold voltage)**: -1.7V
- **RDS(ON)**:
- 54mΩ @ VGS=4.5V
- 49mΩ @ VGS=10V
- **ID (maximum drain current)**: -4.8A
- **Technology**: Trench (trench technology)
Domain and module applications：
Applications and module examples
1. **Load switch**
The low on-resistance and high current handling capability of SI3443DVTRPBF-VB make it ideal for load switch applications. In many consumer electronics, smart hardware, and industrial control systems, MOSFET as a load switch can effectively control the flow of current, prevent overload, and improve system efficiency. It is widely used to control various loads such as batteries, LEDs, sensors, motors, etc.
2. **Battery management system**
In the battery management system, SI3443DVTRPBF-VB as an efficient switching element can effectively control the charge and discharge of the battery, ensuring the safety and efficiency of battery use. Especially in portable devices, smartphones, and power tools, MOSFET can provide stable current switching, extend battery life, and optimize power consumption.
3. **DC-DC Converters and Power Modules**
SI3443DVTRPBF-VB is suitable for switching elements in DC-DC converters and power modules, which can reduce power loss and improve conversion efficiency during power conversion. Whether it is a buck or boost power supply, MOSFET can provide low on-resistance, reduce heat loss and improve system efficiency. This MOSFET is also widely used in portable power devices, chargers and battery management modules.
4. **Automotive Electronics and Electric Vehicles**
In the field of automotive electronics, especially in the battery management system of electric vehicles and hybrid vehicles, SI3443DVTRPBF-VB can be used as a load switch in battery management and power switching modules. Its low RDS(ON) value ensures efficient battery charging and discharging, and provides reliable current control in the on-board power distribution system, which helps to improve the overall efficiency of the automotive system.
5. **LED Driver**
In LED driver systems, SI3443DVTRPBF-VB can be used as an efficient switching element for current control and voltage regulation. The low on-resistance characteristics of this MOSFET help reduce power efficiency losses, allowing LED lamps to work stably for a long time. Widely used in smart lighting, backlights, and other high-efficiency lighting systems.
6. **Smart Home and Consumer Electronics**
In smart home products such as smart bulbs, home appliances, sensors and other devices, SI3443DVTRPBF-VB can play an important role in controlling and managing current through its efficient load switching function. Low RDS(ON) and high current capability make it an ideal power management component in these devices, helping to extend the life of the equipment and improve energy efficiency.
7. **Industrial Control Systems**
In industrial control systems, SI3443DVTRPBF-VB is suitable for load control and power switching applications. It can handle higher currents and provide stable power management, suitable for sensors, motor control systems, automation equipment, etc.
1. **Load switch**
The low on-resistance and high current handling capability of SI3443DVTRPBF-VB make it ideal for load switch applications. In many consumer electronics, smart hardware, and industrial control systems, MOSFET as a load switch can effectively control the flow of current, prevent overload, and improve system efficiency. It is widely used to control various loads such as batteries, LEDs, sensors, motors, etc.
2. **Battery management system**
In the battery management system, SI3443DVTRPBF-VB as an efficient switching element can effectively control the charge and discharge of the battery, ensuring the safety and efficiency of battery use. Especially in portable devices, smartphones, and power tools, MOSFET can provide stable current switching, extend battery life, and optimize power consumption.
3. **DC-DC Converters and Power Modules**
SI3443DVTRPBF-VB is suitable for switching elements in DC-DC converters and power modules, which can reduce power loss and improve conversion efficiency during power conversion. Whether it is a buck or boost power supply, MOSFET can provide low on-resistance, reduce heat loss and improve system efficiency. This MOSFET is also widely used in portable power devices, chargers and battery management modules.
4. **Automotive Electronics and Electric Vehicles**
In the field of automotive electronics, especially in the battery management system of electric vehicles and hybrid vehicles, SI3443DVTRPBF-VB can be used as a load switch in battery management and power switching modules. Its low RDS(ON) value ensures efficient battery charging and discharging, and provides reliable current control in the on-board power distribution system, which helps to improve the overall efficiency of the automotive system.
5. **LED Driver**
In LED driver systems, SI3443DVTRPBF-VB can be used as an efficient switching element for current control and voltage regulation. The low on-resistance characteristics of this MOSFET help reduce power efficiency losses, allowing LED lamps to work stably for a long time. Widely used in smart lighting, backlights, and other high-efficiency lighting systems.
6. **Smart Home and Consumer Electronics**
In smart home products such as smart bulbs, home appliances, sensors and other devices, SI3443DVTRPBF-VB can play an important role in controlling and managing current through its efficient load switching function. Low RDS(ON) and high current capability make it an ideal power management component in these devices, helping to extend the life of the equipment and improve energy efficiency.
7. **Industrial Control Systems**
In industrial control systems, SI3443DVTRPBF-VB is suitable for load control and power switching applications. It can handle higher currents and provide stable power management, suitable for sensors, motor control systems, automation equipment, etc.
* 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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