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STD35N3LH5-VB Product details

Product introduction:

1. STD35N3LH5-VB Product Introduction

STD35N3LH5-VB is an N-channel power MOSFET in TO252 package, designed for low voltage, high current applications. This MOSFET has a maximum drain-source voltage (VDS) of 30V and a gate-source voltage (VGS) operating range of ±20V, suitable for low voltage, high efficiency power management systems. Its gate threshold voltage (Vth) is 1.7V, which allows it to be turned on at a lower gate voltage and has excellent switching performance. The on-resistance (RDS(ON)) of this MOSFET is 7mΩ at VGS=10V, with very low conduction losses and capable of carrying a maximum drain current (ID) of 70A. Using Trench technology, it provides lower on-resistance, higher efficiency and better thermal management performance.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO252 Single-N 30V 1.7V 70A 7mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO252 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO252 Single-N 30V 1.7V 70A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO252 Single-N 30V 1.7V 70A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO252 Single-N
II. Detailed parameter description

| **Parameter** | **Value** | **Description** |
|-------------------------|---------------------------|----------------------------------------------|
| **Package** | TO252 | Small package, suitable for applications with higher power and smaller space requirements. |
| **Configuration** | Single N-channel | Provides high-efficiency switching, suitable for power conversion and power management. |
| **Drain-source voltage (VDS)** | 30V | Suitable for low-voltage high-efficiency switching applications. |
| **Gate-source voltage (VGS)** | ±20V | Provides a wide gate-source voltage range to adapt to a variety of driving conditions. |
| **Gate threshold voltage (Vth)** | 1.7V | Moderate threshold voltage to ensure normal conduction of MOSFET. |
| **On-resistance (RDS(ON))** | 9mΩ @ VGS=4.5V | Low on-resistance at lower gate voltage, suitable for low-power design. |
| **On-resistance (RDS(ON))** | 7mΩ @ VGS=10V | Lower on-resistance at higher gate voltages, providing higher efficiency. |
| **Maximum drain current (ID)** | 70A | High current carrying capability for high power applications. |
| **Technology type** | Trench | Using Trench technology, providing lower on-resistance and higher efficiency. |

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Domain and module applications:

III. Applicable fields and application examples of modules

1. **Power management and power conversion**
- **DC-DC converter**: The STD35N3LH5-VB has low on-resistance and high current handling capability, and is suitable for use as a switching element in DC-DC converters. It can effectively reduce power loss in the converter and improve conversion efficiency, and is particularly suitable for battery-driven devices, embedded systems, and other applications that require high power efficiency.
- **Power factor correction (PFC) circuit**: In the power factor correction circuit, the STD35N3LH5-VB can be used as a high-efficiency switching element to help improve the power quality of the system. Its low on-resistance and high current capability enable it to provide stable current when the load changes and reduce current and voltage fluctuations.

2. **Power tools and home appliances**
- **Power tools**: The high conductivity and high current carrying capacity of the STD35N3LH5-VB make it very suitable for use in the drive circuit of power tools. It is able to handle high current loads while keeping losses low, extending tool life and improving work efficiency.
- **Power management for home appliances**: In home appliances, especially those that require efficient power management, such as washing machines, refrigerators, etc., the STD35N3LH5-VB is used as a power switch to optimize power conversion efficiency and ensure that the device can still work stably when the load fluctuates.

3. **Electric vehicles and charging systems**
- **Electric vehicle battery management system**: In electric vehicles, the STD35N3LH5-VB can be used in the battery management system to help monitor and control the battery charging and discharging process. Its low on-resistance can reduce energy losses in the battery management system and improve overall system efficiency.
- **On-board charger**: The STD35N3LH5-VB is used as a switching element in the on-board charger to ensure efficient conversion during the charging process. It is able to handle high current loads and effectively reduce energy losses, improve charging efficiency and reduce heat.

4. **Industrial Control Systems**
- **Motor Drive Systems**: In industrial motor drive applications, the STD35N3LH5-VB is used as a switching element that can carry larger current loads and provide higher conversion efficiency. In motor control systems, it helps improve the overall energy efficiency of the system and reduce heat loss.
- **Programmable Logic Controller (PLC) Power Supply**: In the power management module of the PLC, the STD35N3LH5-VB is widely used to ensure stable operation of the system and reduce power loss in the system through efficient power conversion.

Through its low on-resistance, high current carrying capacity and Trench technology, the STD35N3LH5-VB can provide excellent performance in power management, industrial control, home appliance power supply and electric vehicle charging systems. Its efficient switching characteristics enable it to reduce energy loss, improve work efficiency and ensure stable system operation in these 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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