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WST2318-VB Product details

Product introduction:

WST2318-VB MOSFET Product Introduction

**WST2318-VB** is a **single N-channel MOSFET**, packaged in **SOT23-3**, with extremely low on-resistance (RDS(ON)), making it ideal for electronic circuits that require high performance and low power consumption. It has a maximum drain-source voltage (VDS) of **20V**, a maximum drain current (ID) of **6A**, and a threshold voltage (Vth) in the range of **0.5V to 1.5V**, ensuring that it can be turned on at a lower gate voltage. This MOSFET uses **Trench** technology, providing excellent performance and high efficiency, and is suitable for various low-voltage, low-power application scenarios.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
SOT23-3 Single-N 20V 12(±V) 0.5~1.5V 6A 42mΩ
WST2318-VB MOSFET Detailed parameter description

- **Package type**: SOT23-3
- **Configuration**: Single N-channel
- **Drain-source voltage (VDS)**: 20V
- **Gate-source voltage (VGS)**: ±12V
- **Threshold voltage (Vth)**: 0.5V to 1.5V
- **On-resistance (RDS(ON))**:
- **42mΩ** @VGS = 2.5V
- **28mΩ** @VGS = 4.5V
- **Drain current (ID)**: 6A
- **Technology type**: Trench
- **Operating temperature range**: -55°C to +150°C
- **Maximum power dissipation**: Unspecified
- **Input gate capacitance (Ciss)**: Unspecified
- **Reverse leakage current (IR)**: Unspecified

Domain and module applications:

Applications and modules

1. **Battery Management System (BMS)**
- **WST2318-VB** is widely used in **Battery Management System (BMS)** due to its low **RDS(ON)** characteristics. It can effectively control the battery charging and discharging process, reduce the power consumption in the battery management circuit, and improve the system efficiency. In **battery charger** or **portable battery**, MOSFET controls the switching of current, which can effectively prevent the battery from over-discharging or over-charging.

2. **Low-voltage DC-DC converter**
- This MOSFET is particularly suitable for **low-voltage DC-DC converter**, such as **Buck** or **Boost converter**, which can provide low-loss and high-efficiency current control during the conversion process. Due to its **low RDS(ON)**, it can greatly improve the conversion efficiency and reduce heat dissipation, and is suitable for applications such as **portable power supply**, **wearable devices**, etc. that require high power efficiency.

3. **Load Switch**
- In **Load Switch Control** applications, **WST2318-VB** provides stable and fast switching performance, suitable for load control in low-power devices. It can be used in **Switching Power Supply Modules** in **Electronic Devices** to control power input and output, avoid sudden current changes, and ensure system stability.

4. **Small Consumer Electronic Devices**
- In **Small Consumer Electronic Devices** such as **Smartphones, Tablets, Wearable Devices**, **WST2318-VB** MOSFET can achieve efficient current control and energy saving as a load switch or power management unit. Especially in the case of space constraints, its **SOT23-3** package has excellent space efficiency and is very suitable for compact devices.

5. **Automotive Electronic Systems**
- In **Automotive Electronic Systems**, **WST2318-VB** can be used in **Battery Management Systems, Switching Power Supplies, Overcurrent Protection Circuits**, etc. With the development of electric vehicles (EV) and hybrid electric vehicles (HEV), battery management and power conversion efficiency have become particularly important. This MOSFET can work stably in a low voltage and high efficiency environment.

6. **LED driver**
- Due to its **low on-resistance** and **high switching speed**, **WST2318-VB** is also suitable for **LED driver circuits**, especially for controlling the switching current of LEDs. It can provide stable current regulation at low voltage to ensure long-term stable operation of LEDs, and is widely used in **backlight lighting**, **intelligent lighting systems** and other fields.

7. **Power management module**
- Among various **power management modules**, **WST2318-VB** can also achieve low power consumption and high-efficiency current control. For example, it can ensure that the equipment can operate efficiently and stably in the current control of power adapters, power converters, and DC power supplies.

**WST2318-VB** MOSFET, with its excellent low on-resistance and small package characteristics, is suitable for a variety of low-voltage, high-efficiency applications, including battery management, power conversion, load switching, LED driving, etc. Especially in low-power devices and compact electronic systems, it can significantly improve system performance, reduce power consumption and improve efficiency.
* 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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