STU320S-VB Product details
Product introduction:
**STU320S-VB** is a **single N-channel MOSFET**, using **TO252 package** and manufactured based on **Trench technology**, suitable for applications requiring high current and low power consumption. With **30V drain-source voltage (VDS)** and **maximum gate-source voltage of 20V**, this MOSFET is suitable for providing high efficiency and low loss in multiple fields such as power management, load switching, and DC-DC converters. Its **on-resistance (RDS(ON))** is very low, at **9mΩ@VGS=4.5V** and **7mΩ@VGS=10V**, respectively, which makes this MOSFET perform well in high-current, high-efficiency applications and can significantly reduce power losses. Its **maximum drain current (ID)** is as high as **70A**, enabling it to withstand high-current loads and provide excellent 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 | 30V | 1.7V | 70A | 7mΩ | 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 | 30V | 1.7V | 70A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp(V) | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO252 | Single-N | 30V | 1.7V | 70A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO252 | Single-N |
- **Model**: STU320S-VB
- **Package**: TO252
- **Configuration**: Single-N-Channel
- **Drain-source voltage (VDS)**: 30V
- **Gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: 1.7V
- **On-resistance (RDS(ON))**:
- 9mΩ @ VGS = 4.5V
- 7mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 70A
- **Technology**: Trench
- **Operating temperature range**: Please refer to the product data sheet
- **Maximum power loss**: Please refer to the product data sheet
- **Application areas**: power management, load switches, DC-DC converters, automotive electronics, battery management systems, etc.
Domain and module applications:
1. **Power management and DC-DC converters**
**STU320S-VB** MOSFET has a very low on-resistance, which makes it perform well in power management systems. It is suitable for various **DC-DC converters**, such as **Buck converters**, **Boost converters**, **Buck-Boost converters**, etc., which can effectively reduce power loss and improve overall system efficiency. Especially under high current loads, low on-resistance can significantly improve efficiency, extend battery life, and reduce system temperature rise.
2. **Load switch applications**
Due to the high current carrying capacity and low on-resistance of **STU320S-VB**, it is particularly suitable for **load switch** applications. For example, in **Battery Management System (BMS)**, this MOSFET can be used as a load switch to switch battery power to ensure efficient and stable operation of the load. In addition, it is also widely used in **Automotive electronics**, **Industrial equipment**, and **Home appliance control** systems to control the start and stop of the load.
3. **Battery Management System (BMS)**
**STU320S-VB** MOSFET has a high current carrying capacity (70A), which is particularly prominent in **Battery Management System (BMS)**. During the battery charging and discharging process, MOSFET needs to switch a large amount of current in a short time. The low on-resistance of this MOSFET ensures the charging efficiency of the battery and reduces the energy loss during the charging process. In addition, it also helps to protect the battery and extend the battery life. It is particularly suitable for use in the battery management system of **Electric Vehicles (EV)**.
4. **Automotive Electronics**
**STU320S-VB** has a wide range of applications in the **Automotive Electronics** field, especially in **Electric Vehicles (EV)** and **Hybrid Electric Vehicles (HEV)**, responsible for battery charging and discharging control, power battery system management, and high current circuit switching. It is also suitable for **Automotive power modules**, including **On-Board Chargers** and **DC-DC Converters**, effectively improving system efficiency while ensuring current stability.
5. **Consumer Electronics**
In the field of consumer electronics, **STU320S-VB** MOSFET can be widely used in **power management modules**, **charger design**, **load switches** and other modules. It can be integrated into the power management system of **smartphones, laptops, tablets** and other devices to provide efficient power conversion and long service life, meeting users' needs for device convenience and long-term use.
6. **Switching Power Supply (SMPS)**
Due to its low on-resistance and high current carrying capacity, **STU320S-VB** is also suitable for **switching power supply (SMPS)**. It can provide fast and stable switching performance in these applications, reduce switching losses and improve the conversion efficiency of the overall system. Whether it is used for **LED driver power supply**, **power adapter**, or other high-efficiency power modules, STU320S-VB can provide excellent performance for these systems.
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