Product introduction：
Product Introduction (SI7409ADN-VB)
SI7409ADN-VB is a high-performance single P-channel MOSFET in DFN8 (3X3) package, designed for high power, high current and high efficiency applications. This MOSFET has a very low on-resistance (RDS(ON)) and is suitable for applications such as power management, inverters, battery management, etc. that require low power consumption and high performance. The SI7409ADN-VB has a maximum drain-source voltage (VDS) of -30V and a maximum drain current (ID) of -45A, which can provide excellent current control and switching performance. Its ultra-low on-resistance helps reduce energy loss and improve the overall efficiency of the system, making it very suitable for high-frequency, high-efficiency applications.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| DFN8(3X3) |
Single-P |
-30V |
|
-2.5V |
-45A |
|
|
11mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| DFN8(3X3) |
Single-P |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| DFN8(3X3) |
Single-P |
-30V |
|
-2.5V |
-45A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| DFN8(3X3) |
Single-P |
-30V |
|
-2.5V |
-45A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| DFN8(3X3) |
Single-P |
|
|
|
|
|
|
|
Detailed parameter description
- **Model**: SI7409ADN-VB
- **Package type**: DFN8(3X3)
- **Configuration**: Single-P-Channel
- **Drain-source voltage (VDS)**: -30V
- **Gate-source voltage (VGS)**: ±20V
- **Switching threshold voltage (Vth)**: -2.5V
- **On-resistance (RDS(ON))**:
- @VGS = 4.5V: 18mΩ
- @VGS = 10V: 11mΩ
- **Maximum leakage current (ID)**: -45A
- **Power dissipation**: 1W (typical)
- **Operating temperature range**: -55°C to +150°C
- **Package size**: DFN8(3X3)
- **Technology**: Trench
**Features**:
- Ultra-low on-resistance, improve efficiency and reduce heat loss
- High current carrying capacity, maximum leakage current reaches -45A
- Has good switching characteristics, suitable for high-frequency operation
- Adapt to high temperature environment, ensure reliability
- Provide excellent current control capability
Domain and module applications：
Applications and modules
SI7409ADN-VB is a high-power, high-efficiency MOSFET suitable for a variety of power management, control and drive systems that require low power consumption and high efficiency. The following are typical applications and modules of this MOSFET:
1. **DC-DC power converter**:
This MOSFET can be used in high-efficiency DC-DC power converters. Its low on-resistance (RDS(ON)) can reduce conversion losses and improve the efficiency of the overall system. It is especially suitable for high-power battery-powered applications and industrial power modules that require efficient power conversion.
2. **Battery Management System (BMS)**:
SI7409ADN-VB can effectively control the charging and discharging process in the battery management system (BMS) to keep the battery in the best working state. Low RDS(ON) and high current capability make it very suitable for high-efficiency battery management, especially in electric vehicles and energy storage systems.
3. **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**:
In electric vehicles (EV) and hybrid electric vehicles (HEV), SI7409ADN-VB plays an important role in electric drive systems as a power switch and control element, which can efficiently control the charging and discharging process of the battery. Its ultra-low on-resistance and high current carrying capacity ensure the high efficiency and long driving range of electric vehicles.
4. **Power Tools and Consumer Electronics**:
Due to its ultra-low on-resistance, SI7409ADN-VB is particularly suitable for use in power tools and consumer electronics, especially those devices with high battery life requirements. MOSFET performs well in high-frequency switching and current control, which can improve the power efficiency of the equipment.
5. **Motor Drive System**:
In motor drive control, SI7409ADN-VB has good switching performance and current control capabilities. Its low on-resistance helps reduce power loss and is suitable for high-efficiency motor drive applications such as brushless DC motors (BLDC), stepper motors and servo motors.
6. **Solar Inverter**:
This MOSFET is very suitable for use in solar inverters, which can efficiently convert the DC power of the solar system into AC power. The low RDS(ON) and high current capability ensure that the inverter has low losses during operation and effectively improve the overall efficiency of the solar system.
7. **Power Management Module**:
Among various power management modules, SI7409ADN-VB can be used for tasks such as load switching, current limiting and energy conversion. Its ultra-low on-resistance and high current carrying capacity ensure the stability and efficiency of the system, especially in high-efficiency power supply and distribution systems.
8. **Home appliances and industrial equipment**:
SI7409ADN-VB is also very suitable for home appliances and industrial equipment, especially those that require high-efficiency power conversion and stable current control, such as heating, ventilation and air conditioning (HVAC) systems, automation control systems, 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
Technical support：
* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours
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