**FDD8447L-VB**.
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- **Silk screen:** VBE1405.
- **Brand:** VBsemi.
- **Parameters:**.
- Package: TO252.
- Channel type: N—Channel.
- Maximum channel voltage (VDS): 40V.
- Maximum drain current (ID): 85A.
- Static Drain-source resistance (RDS(ON)): 4mΩ @ VGS=10V, VGS=20V.
- Threshold voltage (Vth): 1.85V.
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**Detailed parameter description:* *.
FDD8447L-VB is an N-Channel MOSFET, packaged in TO252, with a maximum channel voltage of 40V and a maximum drain current of 85A. Its static drain-source resistance is 4mΩ and its threshold voltage is 1.85V. .
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**Application Introduction:**.
FDD8447L-VB is widely used in high-power power electronic applications, including power switches, motor drives and power inverters. .
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**Field module application:**.
1. **Power switch module:** In the power switch module, FDD8447L-VB can be used to implement power switches with high energy consumption, providing Reliable power control. .
2. **Motor driver:** As part of the motor driver, this device can control the operation of the motor and is suitable for high-power power tools and industrial automation systems. .
3. **Power Inverter:** In the power inverter, FDD8447L-VB can be used to control the inverter circuit to convert DC power to AC power, which is suitable for high-power solar power generation systems, etc. .
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**Function:**.
- Provide reliable high-power power switching and control. .
- For drive and control of high power motors. .
- Controls high-power power inverter to convert DC power to AC power. .
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**Usage Precautions:**.
1. Follow the maximum ratings in the data sheet to ensure use under specified conditions. .
2. Pay attention to heat dissipation and ensure that the device operates within a safe temperature range. .
3. Consider the threshold voltage in the design to ensure operation under the correct voltage conditions. .
4. Ensure correct packaging and pin connection to avoid causing circuit connection problems.