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LR4343-VB Product details

Product introduction:

The following is a detailed description of the product model LR4343-VB:

### Product Introduction

LR4343-VB is an N-channel field effect transistor produced by VBsemi. As a high-performance power field effect transistor, it is suitable for a variety of power management, switching and linear applications.





LR4343-VB is a versatile N-channel field effect transistor suitable for a variety of high-power, high-current electronic equipment and systems with excellent performance and reliability.

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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 60V 1.7V 45A 30(mΩ) 25(mΩ) 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 60V 1.7V 45A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO252 Single-N 60V 1.7V 45A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO252 Single-N
### Detailed parameter description

- **Device type**: N-channel field effect transistor
- **Rated voltage (VDS)**: 60V
- **Rated current (ID)**: 45A
- **On-resistance (RDS(ON))**: 25mΩ (at VGS=10V); also 25mΩ at ±20V
- **Threshold voltage (Vth)**: 1.8V
- **Package**: TO252

Domain and module applications:

### Applicable fields and modules

1. **Power management**: LR4343-VB can be used in various power management applications, including switching power supplies, DC-DC converters and inverters. Due to its N-channel characteristics, it is suitable for positive power switches and inverters.

2. **Motor drive**: In the field of motor drive, LR4343-VB can be used to control various types of motors, such as DC motors, stepper motors and brushless DC motors. Its high current and low on-resistance characteristics make it an ideal choice for driving motors.

3. **Battery protection**: In portable devices and battery-powered systems, LR4343-VB can be used in battery protection modules. It can be used as a control switch for battery charging and discharging, protecting the battery from damage caused by overload and over-discharge.

4. **LED lighting**: The device is also suitable for power control modules in LED lighting systems. Its high current capacity and low on-resistance help improve the efficiency and stability of LED drivers, achieving more energy-saving lighting solutions.

5. **Automotive electronics**: In the field of automotive electronics, LR4343-VB can be used in modules such as vehicle power management, vehicle battery protection and automotive lighting control. Its high performance and reliability make it suitable for various high-power applications in vehicle electronic systems.
* 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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