Product introduction：
1. Product Introduction (SI4090DY-T1-GE3-VB)
**SI4090DY-T1-GE3-VB** is a single N-channel power MOSFET in a **SOP8** package, designed for high-efficiency power conversion and switching applications. It uses **Trench technology** and has a very low on-resistance (RDS(ON) = 8mΩ@VGS=10V), which significantly reduces power loss and heat generation, and improves system efficiency. The maximum drain voltage (VDS) of this MOSFET is **100V**, which is suitable for medium and high voltage applications. At the same time, its **threshold voltage (Vth)** is **2.5V**, which can stably switch at a lower control voltage to meet a wide range of driving requirements. The **maximum drain current (ID) is 15.5A**, which makes it perform well in applications requiring larger current loads, especially for high-power and high-efficiency power management systems, load switches, and other high-efficiency power conversion modules.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| SOP8 |
Single-N |
100V |
|
2.5V |
15.5A |
|
|
8mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| SOP8 |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| SOP8 |
Single-N |
100V |
|
2.5V |
15.5A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SOP8 |
Single-N |
100V |
|
2.5V |
15.5A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SOP8 |
Single-N |
|
|
|
|
|
|
|
2. Detailed parameter description
| **Parameter** | **Description** |
|----------------------|--------------------------------------------|
| **Model** | SI4090DY-T1-GE3-VB |
| **Package** | SOP8 |
| **Configuration** | Single-N-Channel |
| **Maximum drain voltage (VDS)** | 100V |
| **Gate voltage (VGS)** | ±20V |
| **Threshold voltage (Vth)** | 2.5V |
| **On-resistance (RDS(ON))** | 8mΩ (VGS=10V) |
| **Maximum drain current (ID)** | 15.5A |
| **Technology** | Trench technology (optimized on-resistance) |
Domain and module applications：
3. Applicable fields and modules
- **DC-DC converter**
In **DC-DC converter**, the low on-resistance (RDS(ON)) and high current handling capability of SI4090DY-T1-GE3-VB make it very suitable for use as a switching element. Especially in situations where high efficiency and low power loss are required, such as battery-powered devices and power electronic modules, it can significantly improve energy efficiency and reduce heat and power loss.
- **Power management system**
Due to its excellent conduction performance and durability, SI4090DY-T1-GE3-VB is very suitable for **power management systems**, especially **high current power modules**. It is widely used in scenarios such as computer power supply, industrial power supply, server power supply, etc., and improves the overall efficiency of the system by efficiently converting electrical energy.
- **Battery Management System (BMS)**
In **Battery Management System (BMS)**, SI4090DY-T1-GE3-VB is suitable for charging control and load switch management. Due to its low on-resistance and high current capability, it can effectively perform battery protection and power scheduling, extend battery life and improve system reliability, especially suitable for power tools, electric vehicles and other battery-driven devices.
- **Automotive Electronics**
SI4090DY-T1-GE3-VB's high efficiency and high voltage resistance make it excellent in **automotive electronic applications**, especially in electric vehicles (EV) and hybrid electric vehicles (HEV), where it can be used as a switching element for power management, drive circuits and power conversion modules to optimize motor drive and charging systems.
- **Inverter and Photovoltaic Power Generation System**
In **Inverter** and **Photovoltaic Power Generation System**, SI4090DY-T1-GE3-VB is suitable as a switching element for power regulation of solar panels. It can work in a high voltage environment, handle larger currents, and improve conversion efficiency and reduce power loss in the system, especially in photovoltaic power generation and energy management systems that require high power and stability.
In short, **SI4090DY-T1-GE3-VB** is widely used in various power management, DC-DC converters, battery management systems, inverters, and automotive electronics with its low on-resistance, high current carrying capacity, and high efficiency performance, especially in high-power applications that require high efficiency and low power loss.
* 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
Technical support：
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