Product introduction：
1. **Product Introduction: SI4156DY-T1-GE3-VB MOSFET**
SI4156DY-T1-GE3-VB is a single N-channel MOSFET in SOP8 package, designed for high-efficiency power management applications. It has low on-resistance (RDS(ON)) and high leakage current carrying capacity (ID up to 25A), suitable for various low-voltage power management and power switching applications. The device has a maximum drain-source voltage of 30V, a gate-source voltage (VGS) of ±20V, and a threshold voltage (Vth) of 1.7V, with excellent switching performance. Manufactured using Trench technology, it can significantly reduce switching losses and optimize thermal performance. It is widely used in DC-DC converters, load switches, battery management systems, and other applications that require low power consumption and high efficiency.
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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 |
30V |
|
1.7V |
25A |
|
|
3mΩ |
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 |
30V |
|
1.7V |
25A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| SOP8 |
Single-N |
30V |
|
1.7V |
25A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| SOP8 |
Single-N |
|
|
|
|
|
|
|
2. **Detailed parameter description:**
- **Model**: SI4156DY-T1-GE3-VB
- **Package**: SOP8
- **Configuration**: Single-N-Channel
- **Maximum drain-source voltage (VDS)**: 30V
- **Maximum gate-source voltage (VGS)**: ±20V
- **Threshold voltage (Vth)**: 1.7V
- **On-resistance (RDS(ON))**:
- 4mΩ (VGS = 4.5V)
- 3mΩ (VGS = 10V)
- **Maximum leakage current (ID)**: 25A
- **Technology type**: Trench technology
- **Maximum power dissipation**: 65W (calculated based on RDS(ON), depending on application conditions)
- **Application areas**: DC-DC converters, load switches, rechargeable battery management, automotive electronics, power amplifiers
Domain and module applications：
3. **Application Examples:**
SI4156DY-T1-GE3-VB MOSFET has excellent performance and is particularly suitable for high-efficiency power management and switching applications. Here are several major application scenarios:
- **DC-DC Converter**: The low on-resistance (RDS(ON)) of this MOSFET makes it an ideal switching device in DC-DC converters. In switching power supplies, SI4156DY-T1-GE3-VB can effectively reduce energy loss and improve conversion efficiency, and is suitable for power conversion applications with 5V, 12V or higher voltages.
- **Load Switch**: With a high current carrying capacity of 25A, SI4156DY-T1-GE3-VB performs well in load switch applications. It is widely used in battery management systems (BMS), portable power systems and other fields to connect and disconnect switch loads to ensure the safety of the system in overcurrent or overvoltage conditions.
- **Battery Management System (BMS)**: In electric vehicles (EV) or other high-power applications, the SI4156DY-T1-GE3-VB MOSFET can be used for battery charging and discharging control in BMS. Its low on-resistance can reduce power loss and improve battery efficiency and service life.
- **Automotive Electronics**: This MOSFET can be used in power management and switching modules in automotive electronic systems. Whether it is driving the motor, control circuit or charging system, the SI4156DY-T1-GE3-VB can provide stable and efficient performance to ensure efficient operation of the power supply and energy management of the automotive system.
- **Power Tools**: In power tools such as electric drills, electric screwdrivers and other equipment, the SI4156DY-T1-GE3-VB is used in motor drive control modules to provide efficient power switching, improve tool efficiency and battery life.
- **Power Amplifier Power Management**: In RF and other high-frequency applications, the high-speed switching performance of the SI4156DY-T1-GE3-VB can be used in the power management system of the power amplifier to ensure stable, low-loss power conversion.
Due to its low RDS(ON), high current carrying capacity and efficient Trench technology, this MOSFET can provide stable and long-term reliability in multiple high-performance applications, and is particularly suitable for areas that require high performance and low power consumption.
* 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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