NCP361
Compact ICs for overvoltage and overcurrent protection in USB and battery applications
Manufacturer： ['onsemi', 'rochester']
series introduction
# NCP361 Product Series Introduction
## 1. Overview
The NCP361 product series is a cutting - edge line of integrated circuits developed by ON Semiconductor, designed to meet the diverse and demanding power management needs across a wide range of applications. These highly efficient and reliable devices offer a comprehensive solution for power conversion, regulation, and protection, making them an ideal choice for engineers and designers working on various electronic projects.
## 2. Key Features
### 2.1 High Efficiency
The NCP361 series is engineered to achieve exceptional power conversion efficiency. Through advanced circuit design and the use of high - performance semiconductor materials, these devices minimize power losses during the conversion process. This high efficiency not only reduces energy consumption but also helps in keeping the operating temperature low, which in turn enhances the overall reliability and lifespan of the system. For example, in battery - powered applications, the high efficiency of the NCP361 can significantly extend the battery life, providing longer usage times between charges.
### 2.2 Wide Input Voltage Range
One of the standout features of the NCP361 series is its ability to handle a wide input voltage range. This flexibility allows the devices to be used in different power supply environments, whether it's a low - voltage battery source or a higher - voltage power grid. The wide input voltage range also makes the NCP361 suitable for applications that may experience voltage fluctuations, such as automotive electronics, where the battery voltage can vary depending on the charging state and the operation of other electrical components.
### 2.3 Adjustable Output Voltage
The output voltage of the NCP361 devices can be easily adjusted to meet the specific requirements of different loads. This adjustability is achieved through external resistors or other control mechanisms, providing designers with the freedom to customize the power supply output for their particular application. Whether it's powering a microcontroller that requires a precise 3.3V supply or a high - power amplifier that needs a higher voltage, the NCP361 can be configured accordingly.
### 2.4 Over - Current and Over - Voltage Protection
To ensure the safety and reliability of the connected devices, the NCP361 series is equipped with built - in over - current and over - voltage protection features. In the event of an over - current condition, such as a short - circuit in the load, the device will automatically limit the current to prevent damage to itself and the connected components. Similarly, if the output voltage exceeds a predefined threshold, the over - voltage protection circuit will kick in to safeguard the load from excessive voltage.
### 2.5 Low Quiescent Current
The NCP361 devices have a very low quiescent current, which is the current consumed by the device when it is in standby or idle mode. This low quiescent current is crucial for battery - powered applications, as it helps to conserve battery energy when the system is not actively operating. By minimizing the standby power consumption, the NCP361 series contributes to the overall energy efficiency of the system.
## 3. Applications
### 3.1 Consumer Electronics
In consumer electronics, the NCP361 series is widely used in devices such as smartphones, tablets, and portable media players. Its high efficiency and adjustable output voltage make it suitable for powering the various components in these devices, including the processor, display, and wireless communication modules. The low quiescent current also helps to extend the battery life of these portable devices, providing a better user experience.
### 3.2 Automotive Electronics
Automotive applications require power management solutions that can withstand harsh operating conditions and provide reliable performance. The NCP361 series meets these requirements with its wide input voltage range and robust protection features. It can be used in automotive infotainment systems, lighting systems, and engine
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NCP380HMUAJAATBG
TSOP-5
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