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STU90N4F3-VB Product details

Product introduction:

STU90N4F3-VB MOSFET Product Introduction

STU90N4F3-VB is a high-performance N-channel MOSFET in TO251 package, designed for high-efficiency power conversion and switching applications. The maximum drain-source voltage (VDS) of this MOSFET is 40V, and the maximum gate-source voltage (VGS) is ±20V, which is suitable for a variety of low to medium voltage power systems. Its on-resistance (RDS(ON)) is as low as 6.5mΩ@VGS=4.5V and 5mΩ@VGS=10V, which makes it have extremely low power loss under high current load, greatly improving the overall energy efficiency of the system. The maximum drain current (ID) is 85A, which means that the product can handle high current applications and is suitable for systems that require high current carrying and low energy loss.

STU90N4F3-VB adopts advanced Trench technology, has excellent switching performance, low on-resistance and high reliability, and is an ideal choice for power management, power conversion and drive modules. It is very suitable for use in power tools, industrial control, battery management systems and switching power supplies.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO251 Single-N 40V 2.5V 85A 5mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO251 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO251 Single-N 40V 2.5V 85A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO251 Single-N 40V 2.5V 85A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO251 Single-N
Detailed parameter description

- **Package**: TO251
- **Configuration**: Single-N-Channel
- **Drain-Source Voltage (VDS)**: 40V
- **Gate-Source Voltage (VGS)**: ±20V
- **Threshold Voltage (Vth)**: 2.5V
- **On-Resistance (RDS(ON))**:
- 6.5mΩ @ VGS = 4.5V
- 5mΩ @ VGS = 10V
- **Maximum Drain Current (ID)**: 85A
- **Technology**: Trench

Domain and module applications:

Applications and Module Examples

1. **Switching Power Supply (SMPS)**:
STU90N4F3-VB is ideal for use in switching power supplies (SMPS), especially DC-DC converters and AC-DC converters that require low on-resistance and high current handling capabilities. Low RDS(ON) minimizes power losses during switching, enhancing the overall efficiency of the power system. In addition, this MOSFET is capable of handling high current loads, suitable for high power and high efficiency power conversion applications.

2. **Power Tools and Home Appliances**:
In the drive systems of power tools and home appliances, STU90N4F3-VB can be used to drive motors or control power conversion. Due to its low on-resistance and high current handling capability, it can effectively reduce temperature rise and provide stable power output. This MOSFET is an ideal choice for power tools, home appliances, and other applications that require high current control and power conversion.

3. **Battery Management System (BMS)**:
In the battery management system (BMS), STU90N4F3-VB can effectively control the battery charging and discharging process, ensuring that the battery will not overheat or be damaged due to excessive current during operation. Due to its low on-resistance, it can provide high efficiency with low power loss during battery charging and discharging, extending battery life and improving overall system efficiency. This MOSFET is suitable for battery management modules in electric vehicles, energy storage systems and other fields.

4. **Electric Vehicles (EV) and Inverters**:
In electric vehicles (EVs), STU90N4F3-VB can be used in inverters, chargers and battery voltage regulation modules. Its low on-resistance and high current carrying capacity enable it to reduce energy loss and improve overall performance in these high-power systems. Especially in the battery charging and energy recovery systems of electric vehicles, STU90N4F3-VB provides fast and efficient current switching to ensure efficient use of energy.

5. **LED driver power supply**:
In LED driver power supply, STU90N4F3-VB can efficiently perform current regulation and power conversion. Its low on-resistance characteristics can reduce heat loss and improve system efficiency, especially in high-power LED drive systems, it can provide stable and reliable power output. This makes STU90N4F3-VB suitable for applications that require high-efficiency power conversion, such as commercial lighting and home lighting.

6. **Low-voltage power supply and motor drive**:
Due to its high current carrying capacity, STU90N4F3-VB is also suitable for low-voltage motor drive and other power drive systems. In motor control, fan drive and other automated control systems, STU90N4F3-VB can efficiently control the flow of current, thereby reducing energy waste and improving system response speed.

* 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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