Model: SI4431CDY-T1-E3-VB.
Silkscreen: VBA2317.
Brand: VBsemi.
Parameters:.
- Channel type: P—Channel.
- Rated voltage: -30V.
- Rated current: -7A.
- On-resistance (RDS(ON)): 23mΩ @ VGS=10V, VGS=20V.
- Threshold voltage (Vth): -1.37V.
- Package: SOP8.
.
Application introduction:.
VBsemi's SI4431CDY-T1-E3-VB is a P—Channel field effect transistor suitable for negative voltage environments with low on-resistance and high rated current performance. It is widely used in various electronic modules to provide efficient power control and switching performance. .
.
**Main features:**.
1. Suitable for negative voltage working environment, rated voltage is -30V. .
2. Low on-resistance, providing high-efficiency power control performance. .
3. Wide operating voltage range, suitable for a variety of power systems. .
4. High rated current, suitable for high-power applications. .
.
**Application fields and modules:**.
1. **Power switch module:** Used to build high-performance power switch modules, which can be applied to communication equipment, server power supply and other fields. .
2. **DC-DC converter:** In the negative voltage DC converter, it provides high-efficiency power conversion, suitable for electric vehicle power supply, power inverter and other scenarios. .
3. **Motor drive and control system:** Suitable for negative voltage motor drive modules, such as power tools, home appliances and other fields. .
4. **Negative voltage power inverter:** Suitable for negative voltage inverter applications, such as solar inverters, UPS power supplies, etc. .
.
**Precautions for use:**.
1. Please ensure that the device is connected correctly during design, and avoid reverse connection and overload to prevent damage to the device. .
2. Please use the voltage and current according to the maximum ratings provided in the data sheet to ensure stable and reliable performance. .
3. Pay attention to appropriate heat dissipation measures to maintain the appropriate temperature of the device during operation. .
4. Ensure that the device operates under the specified environmental conditions and avoid exceeding the temperature and voltage limits.