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VS4518AH-VB Product details
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VS4518AH-VB Product Introduction
VS4518AH-VB is a single P-type MOSFET in SOT23-6 package, using Trench technology, designed for low-voltage, high-efficiency power management and switching applications. The device has a maximum drain-source voltage (VDS) of -30V, a maximum gate-source voltage (VGS) of ±20V, and a threshold voltage (Vth) of -1.7V, making it suitable for use in load switches, inverters, and battery management systems. The MOSFET has a very low on-resistance (54mΩ @ VGS = 4.5V and 49mΩ @ VGS = 10V), which can effectively improve efficiency and reduce heat generation in low-power applications. Its rated drain current (ID) is -4.8A, suitable for a variety of low-voltage drive systems and power control applications.
VS4518AH-VB is a single P-type MOSFET in SOT23-6 package, using Trench technology, designed for low-voltage, high-efficiency power management and switching applications. The device has a maximum drain-source voltage (VDS) of -30V, a maximum gate-source voltage (VGS) of ±20V, and a threshold voltage (Vth) of -1.7V, making it suitable for use in load switches, inverters, and battery management systems. The MOSFET has a very low on-resistance (54mΩ @ VGS = 4.5V and 49mΩ @ VGS = 10V), which can effectively improve efficiency and reduce heat generation in low-power applications. Its rated drain current (ID) is -4.8A, suitable for a variety of low-voltage drive systems and power control applications.
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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 |
VS4518AH-VB Detailed parameter description
- **Package**: SOT23-6
- **Configuration**: Single P-type MOSFET (Single-P-Channel)
- **Maximum drain-source voltage (VDS)**: -30V
- **Maximum gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: -1.7V
- **On-resistance (RDS(ON))**:
- 49mΩ @ VGS = 10V
- 54mΩ @ VGS = 4.5V
- **Rated drain current (ID)**: -4.8A
- **Technology**: Trench
- **Operating temperature range**: -55°C to +150°C
- **Maximum power consumption (Ptot)**: 1.25W (depending on heat dissipation conditions)
- **Package**: SOT23-6
- **Configuration**: Single P-type MOSFET (Single-P-Channel)
- **Maximum drain-source voltage (VDS)**: -30V
- **Maximum gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: -1.7V
- **On-resistance (RDS(ON))**:
- 49mΩ @ VGS = 10V
- 54mΩ @ VGS = 4.5V
- **Rated drain current (ID)**: -4.8A
- **Technology**: Trench
- **Operating temperature range**: -55°C to +150°C
- **Maximum power consumption (Ptot)**: 1.25W (depending on heat dissipation conditions)
Domain and module applications：
Applicable fields and modules
1. **Low-power power management**
Due to the low on-resistance and high efficiency of the VS4518AH-VB, it is particularly suitable for low-power power management applications. It can be used in DC-DC converters, regulated power supplies, and various low-voltage power modules, especially in power conversion systems that require high efficiency and low loss. Its low RDS(ON) characteristics effectively reduce energy loss and improve the overall efficiency of the system.
2. **Load switch and battery management system (BMS)**
This MOSFET can be widely used in battery management systems (BMS) to help control the charging and discharging paths. Due to its low on-resistance, it can reduce the power loss generated during battery charging and discharging, extend battery life, and improve charging efficiency. In applications that require low power consumption and high efficiency, such as power tools and portable electronic devices, the VS4518AH-VB is an ideal choice.
3. **Inverter and Power Switching Applications**
The VS4518AH-VB is suitable for various inverters and power switching modules. In the fields of solar inverters, motor drives, power electronics, etc., it can effectively control the flow of current to ensure high efficiency and stability of the system. Especially for low-voltage applications, it can provide lower switching losses and higher efficiency.
4. **Small Battery-Powered Devices**
Due to its compact SOT23-6 package, the VS4518AH-VB is very suitable for use in small battery-powered devices. It can be used in portable electronic devices such as mobile phones, smart watches, headphones, and other products that require efficient power control. The MOSFET provides low power consumption and high efficiency, optimizes battery life, and reduces heat and losses.
5. **Switching Power Supply and Control Circuits**
In switching power supplies and various voltage control circuits, the VS4518AH-VB can be effectively used as a load switch to achieve power regulation. Its low on-resistance and high reliability make it very suitable for use in power control and protection circuits that require stable switching and low loss, especially in applications that require fast response and high-frequency operation.
6. **Integrated Circuits and Logic Power**
As a small-size, low-current-loss P-type MOSFET, the VS4518AH-VB is also suitable for various integrated circuits and logic power circuits, providing efficient power switching, reducing switching losses, and optimizing system power distribution and power management.
1. **Low-power power management**
Due to the low on-resistance and high efficiency of the VS4518AH-VB, it is particularly suitable for low-power power management applications. It can be used in DC-DC converters, regulated power supplies, and various low-voltage power modules, especially in power conversion systems that require high efficiency and low loss. Its low RDS(ON) characteristics effectively reduce energy loss and improve the overall efficiency of the system.
2. **Load switch and battery management system (BMS)**
This MOSFET can be widely used in battery management systems (BMS) to help control the charging and discharging paths. Due to its low on-resistance, it can reduce the power loss generated during battery charging and discharging, extend battery life, and improve charging efficiency. In applications that require low power consumption and high efficiency, such as power tools and portable electronic devices, the VS4518AH-VB is an ideal choice.
3. **Inverter and Power Switching Applications**
The VS4518AH-VB is suitable for various inverters and power switching modules. In the fields of solar inverters, motor drives, power electronics, etc., it can effectively control the flow of current to ensure high efficiency and stability of the system. Especially for low-voltage applications, it can provide lower switching losses and higher efficiency.
4. **Small Battery-Powered Devices**
Due to its compact SOT23-6 package, the VS4518AH-VB is very suitable for use in small battery-powered devices. It can be used in portable electronic devices such as mobile phones, smart watches, headphones, and other products that require efficient power control. The MOSFET provides low power consumption and high efficiency, optimizes battery life, and reduces heat and losses.
5. **Switching Power Supply and Control Circuits**
In switching power supplies and various voltage control circuits, the VS4518AH-VB can be effectively used as a load switch to achieve power regulation. Its low on-resistance and high reliability make it very suitable for use in power control and protection circuits that require stable switching and low loss, especially in applications that require fast response and high-frequency operation.
6. **Integrated Circuits and Logic Power**
As a small-size, low-current-loss P-type MOSFET, the VS4518AH-VB is also suitable for various integrated circuits and logic power circuits, providing efficient power switching, reducing switching losses, and optimizing system power distribution and power management.
* 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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