2SK2731T146
N-channel MOSFETs for low-power electronic circuits
Manufacturer： rohm
series introduction
# Introduction to the 2SK2731T146 Product Series
## 1. Overview
The 2SK2731T146 is a remarkable product series within the realm of semiconductor devices, specifically belonging to the category of field - effect transistors (FETs). These transistors are engineered to meet a wide range of electronic application requirements, offering high - performance characteristics and reliable operation.
## 2. Key Features
### Electrical Characteristics
- **Low On - Resistance**: One of the standout features of the 2SK2731T146 series is its extremely low on - resistance. This property allows for efficient power transfer within circuits, minimizing power losses in the form of heat. As a result, it can significantly improve the overall energy efficiency of electronic devices, making it an ideal choice for battery - powered applications where power conservation is crucial.
- **High Current - Handling Capability**: These transistors are designed to handle relatively high currents. This makes them suitable for applications that require the switching or amplification of large electrical currents, such as power supplies and motor control circuits. The ability to manage high currents without significant degradation in performance ensures stable operation even under demanding conditions.
- **Fast Switching Speed**: The 2SK2731T146 series exhibits fast switching speeds. In digital circuits and switching power supplies, fast switching is essential for reducing switching losses and improving the overall efficiency of the system. It enables rapid transitions between the on and off states, allowing for high - frequency operation and precise control of electrical signals.
### Thermal Characteristics
- **Good Thermal Dissipation**: The transistors in this series are designed with thermal management in mind. They have a structure that facilitates efficient heat dissipation, which helps to maintain a stable operating temperature. This is important because excessive heat can degrade the performance of the transistor and reduce its lifespan. By effectively dissipating heat, the 2SK2731T146 series can operate reliably in a wide range of ambient temperatures.
### Package and Physical Characteristics
- **Compact Package Design**: The 2SK2731T146 is typically available in a compact package. This small form factor is beneficial for modern electronic devices, which are often designed to be as small and lightweight as possible. The compact package allows for easy integration into printed circuit boards (PCBs), saving valuable board space and enabling the design of more miniaturized and portable devices.
- **Robust Construction**: The transistors are built with a robust construction that can withstand mechanical stress, vibration, and environmental factors. This ensures their durability and reliability in various operating conditions, making them suitable for use in industrial, automotive, and consumer electronics applications.
## 3. Applications
### Power Supplies
- **Switch - Mode Power Supplies (SMPS)**: In SMPS, the 2SK2731T146 series can be used as a switching element. Its low on - resistance and fast switching speed contribute to high - efficiency power conversion, reducing energy waste and improving the overall performance of the power supply. This is particularly important in applications such as laptops, desktop computers, and mobile chargers, where energy efficiency is a key consideration.
- **Uninterruptible Power Supplies (UPS)**: UPS systems require reliable and efficient power switching components. The high current - handling capability and fast switching characteristics of the 2SK2731T146 make it a suitable choice for use in UPS circuits, ensuring seamless power transfer during power outages.
### Motor Control
- **DC Motor Drives**: The 2SK2731T146 series can be used to control the speed and direction of DC motors. By switching the power supply to the motor, these transistors can regulate the motor's operation. Their ability to handle high currents and fast switching speeds allows for precise control of the motor,
Images for reference
SOT-23-3
xT146 Series SOT-346
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