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STP11NK40ZFP-VB Product details

Product introduction:

**STP11NK40ZFP-VB** is a single-channel N-type MOSFET in TO220F package, using Plannar technology, designed for high-voltage power switching applications. The maximum drain-source voltage (VDS) of this MOSFET is 550V, which is suitable for high-voltage power management applications. The STP11NK40ZFP-VB has a turn-on voltage (Vth) of 3V and a low on-resistance (RDS(ON) = 260mΩ @ VGS = 10V), which is suitable for medium current and high voltage applications. Its maximum drain current (ID) is 18A, which makes it have good application performance in power switching, power supply regulation and other fields.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO220F Single-N 550V 3V 18A 260mΩ Plannar
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO220F Single-N Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO220F Single-N 550V 3V 18A Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO220F Single-N 550V 3V 18A Plannar
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO220F Single-N
## Product parameter description:
- **VDS (drain-source voltage): ** 550V
- **VGS (gate-source voltage): ** ±30V
- **Vth (turn-on voltage): ** 3V
- **RDS(ON): ** 260mΩ @ VGS = 10V
- **ID (maximum drain current): ** 18A
- **Technology: ** Plannar technology
- **Package: ** TO220F

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Domain and module applications:

## Applications:
1. **Power Management:** STP11NK40ZFP-VB is suitable for high voltage power switches in power management systems. With its maximum drain-source voltage of 550V, it can efficiently perform power conversion and play an important role in power management devices such as DC-DC converters, AC-DC power supplies, and regulated power supplies. Especially in the medium and high voltage range, this MOSFET can provide efficient switching performance and current regulation.

2. **Power Regulation and Motor Control:** In industrial motor control systems, STP11NK40ZFP-VB can be used for the drive and control of electric motors, especially for the speed and direction control of AC and DC motors. Its high current carrying capacity and high voltage withstand capability of 550V make it very useful in motor starting, speed regulation and shutdown control systems.

3. **Inverters and Renewable Energy Systems:** Due to its high voltage withstand capability, STP11NK40ZFP-VB is also widely used in solar inverters, wind inverters and other renewable energy systems. In these applications, MOSFETs are mainly used for efficient DC-AC conversion, can withstand higher input voltages, and provide stable power output.

4. **Electric vehicles:** In electric vehicles (such as electric vehicles, electric motorcycles, hybrid vehicles, etc.), STP11NK40ZFP-VB is suitable for high-voltage battery management systems (BMS) and motor drive control. Its high voltage tolerance and high current carrying capacity make it an important component in electric vehicle batteries and motor drive systems, ensuring the battery charging and discharging process and the efficient operation of the motor.

5. **UPS (Uninterruptible Power Supply) System:** In an uninterruptible power supply (UPS) system, STP11NK40ZFP-VB is used to provide continuous power supply. In the event of a power grid outage, it is able to provide the necessary power switching and voltage stabilization to ensure uninterrupted operation of critical equipment. Its 550V withstand voltage characteristics enable it to handle high voltage signals from the power grid while providing power support efficiently and stably.

6. **High-voltage power electronics:** In industrial power electronic equipment such as power converters, power factor correction circuits (PFC), high-frequency switching power supplies, etc., STP11NK40ZFP-VB is used as a high-voltage switching element. Its high withstand voltage characteristics enable it to cope with high power requirements and provide stable switching operations during power conversion and distribution.

### Summary:
STP11NK40ZFP-VB is a high-voltage, high-current N-type MOSFET suitable for applications in high-efficiency power management, motor control, power conversion, inverters, etc. at 550V. With its low on-resistance and good current carrying capacity, it can provide stable and efficient performance in high-voltage power systems, industrial equipment, renewable energy applications, and electric vehicles. The Plannar technology it adopts gives it high withstand voltage and strong reliability, making it very suitable for medium-voltage and high-power applications.
* 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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