NCV8664ST50T3G
Ultra-low power 5V LDO voltage regulators in compact SOT-223 packages
Manufacturer： onsemi
series introduction
# Introduction to the NCV8664ST50T3G Product Series
## 1. Overview
The NCV8664ST50T3G belongs to a specialized product series designed to meet the demanding requirements of modern electronic systems. This series is developed by a leading semiconductor manufacturer, leveraging advanced semiconductor technology to offer high - performance, reliable, and efficient power management solutions.
## 2. Key Features
### 2.1 High - Efficiency Voltage Regulation
- The NCV8664ST50T3G is equipped with a highly efficient voltage regulator. It can convert an input voltage to a stable output voltage with minimal power loss. This is crucial in applications where power efficiency is a top priority, such as battery - powered devices. For example, in portable medical devices, the efficient voltage regulation helps to extend the battery life, reducing the frequency of recharging and enhancing the overall user experience.
- It has a high - switching frequency, which allows for the use of smaller external components. This not only saves board space but also reduces the overall cost of the system. In automotive electronics, where space is often limited, the ability to use smaller components is a significant advantage.
### 2.2 Wide Input and Output Voltage Range
- The product supports a wide input voltage range, making it suitable for a variety of power sources. Whether it is a low - voltage battery or a higher - voltage power supply, the NCV8664ST50T3G can handle the input voltage and provide a stable output. For instance, in industrial control systems, which may be powered by different types of power sources, the wide input voltage range ensures compatibility and flexibility.
- It also offers a well - defined output voltage range. The output voltage can be precisely regulated to meet the specific requirements of the connected load. This is essential in applications such as microprocessors and digital circuits, which require a stable and accurate power supply to operate correctly.
### 2.3 Over - Current and Over - Temperature Protection
- To ensure the safety and reliability of the system, the NCV8664ST50T3G is equipped with over - current protection. In case of a short - circuit or excessive load current, the device will automatically limit the current to prevent damage to itself and the connected components. This feature is particularly important in automotive and industrial applications, where electrical faults can occur due to harsh operating environments.
- Over - temperature protection is another key safety feature. When the device temperature exceeds a certain threshold, it will reduce its power consumption or shut down to prevent overheating. This helps to extend the lifespan of the device and maintain the stability of the system.
### 2.4 Low Quiescent Current
The low quiescent current of the NCV8664ST50T3G is beneficial for applications that require low power consumption in standby or idle modes. In battery - operated devices, such as smartwatches and wireless sensors, the low quiescent current helps to conserve battery power when the device is not actively performing tasks.
## 3. Applications
### 3.1 Automotive Electronics
- In automotive applications, the NCV8664ST50T3G can be used for powering various electronic components, such as infotainment systems, dashboard displays, and engine control units. Its wide input voltage range can handle the fluctuations in the automotive electrical system, and its over - current and over - temperature protection features ensure reliable operation in the harsh automotive environment.
- It can also be used in automotive lighting systems, such as LED headlights and taillights, to provide a stable power supply and improve the efficiency of the lighting.
### 3.2 Industrial Control Systems
- Industrial control systems often require reliable and efficient power management solutions. The NCV8664ST5
Images for reference
SOT223-3L
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