Product introduction：
Product Introduction: SI4483EDY-VB
SI4483EDY-VB is a high-efficiency unipolar P-channel MOSFET in SOP8 package and Trench technology, suitable for low voltage and high-efficiency applications. The maximum drain-source voltage (VDS) of this MOSFET is -30V, and the gate-source voltage (VGS) can withstand a maximum of ±20V. It is suitable for power management and switching applications that require low on-resistance and high current carrying capacity. Its gate-source turn-on voltage (Vth) is -2.5V, and the on-resistance (RDS(ON)) is 15mΩ@VGS=4.5V and 11mΩ@VGS=10V, respectively, which can effectively reduce power loss and improve system efficiency. The maximum leakage current (ID) is -13.5A, and it is widely used in various low-voltage, high-power power control, battery management, load switching and other 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-P |
-30V |
|
-2.5V |
-13.5A |
|
|
11mΩ |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| SOP8 |
Single-P |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| SOP8 |
Single-P |
-30V |
|
-2.5V |
-13.5A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SOP8 |
Single-P |
-30V |
|
-2.5V |
-13.5A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SOP8 |
Single-P |
|
|
|
|
|
|
|
Detailed parameter description:
- **Package form**: SOP8
- **Configuration**: Unipolar P-type channel
- **Maximum drain-source voltage (VDS)**: -30V
- **Maximum gate-source voltage (VGS)**: ±20V
- **Gate-source turn-on voltage (Vth)**: -2.5V
- **On-resistance (RDS(ON))**:
- 15mΩ @ VGS=4.5V
- 11mΩ @ VGS=10V
- **Maximum leakage current (ID)**: -13.5A
- **Technology type**: Trench technology (low conduction loss, optimized switching performance)
- **Applicable temperature range**: Typically -55°C to +150°C (please refer to the datasheet for details)
Domain and module applications：
Application fields and module examples:
1. **DC-DC converter**:
SI4483EDY-VB is widely used in DC-DC converters, especially in efficient buck converters and boost converters. In power management systems, MOSFET, as a switching element, can significantly reduce switching losses and improve conversion efficiency. Due to its low on-resistance, it is suitable for power systems that require high current and low voltage, and is widely used in mobile phone chargers, LED driver power supplies, portable battery-powered devices, etc.
2. **Load switch and power management**:
SI4483EDY-VB can be used as a load switch to control the start and stop of the load in the power management system, especially for low-power and medium-power power management applications. Its low on-resistance ensures efficient current control and reduces energy loss. It is suitable for computer power supplies, power switches for communication equipment, household appliances and other fields.
3. **Battery management and protection circuits**:
In battery management systems, especially in lithium battery protection and over-discharge protection circuits, SI4483EDY-VB can be used as a switching element to control the battery charging and discharging process. The low RDS(ON) value and large leakage current handling capability of MOSFET can effectively extend battery life and reduce energy loss, and is suitable for battery management systems of power tools, electric toys, and portable electronic devices.
4. **Motor drive system**:
In DC motor drive systems, SI4483EDY-VB can be used as an efficient switching element to control the current flow of the motor. Due to its low on-resistance and high current carrying capacity, MOSFET can provide efficient current management during motor start-up, shutdown and operation, and is widely used in power tools, automation equipment, home appliance control systems, etc.
5. **Automotive electronics applications**:
SI4483EDY-VB is suitable for automotive electronics, especially in battery management systems and on-board power modules of electric vehicles (EVs) and hybrid electric vehicles (HEVs). MOSFET can be used to control the charging and discharging of high-voltage batteries and power management, ensuring efficient operation of the battery system and reducing power loss. In addition, in automobiles, MOSFET can be used in modules such as load switches, motor drives, and power conversion.
6. **Communication and computer equipment**:
In communication equipment and computer systems, SI4483EDY-VB can be used in power management modules, especially power switching and battery management for low-power devices. It can respond quickly and provide stable current control, reducing current loss in the system, and is suitable for communication equipment such as base stations, telecommunications equipment, server power supplies, routers, 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
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