SPX3819R2-L/TR
Low noise 500mA adjustable LDO voltage regulators in compact DFN packages
Manufacturer： ['maxlinear', 'exar']
series introduction
# Introduction to the SPX3819R2 - L/TR Product Series
## 1. Overview
The SPX3819R2 - L/TR product series is a cutting - edge offering in the realm of electronic components. Engineered with precision and innovation, this series is designed to meet the diverse and demanding requirements of modern electronic systems. Whether it's for consumer electronics, industrial automation, or automotive applications, the SPX3819R2 - L/TR series provides reliable and high - performance solutions.
## 2. Key Features
### 2.1 Voltage Regulation
One of the standout features of the SPX3819R2 - L/TR series is its excellent voltage regulation capabilities. It can maintain a stable output voltage even in the face of varying input voltages and load conditions. This is crucial for ensuring the proper functioning of sensitive electronic components that are highly dependent on a consistent power supply. The series offers a tight voltage tolerance, which means that the output voltage remains within a very narrow range, reducing the risk of damage to connected devices due to over - or under - voltage situations.
### 2.2 Low Dropout Voltage
The low dropout (LDO) characteristic of the SPX3819R2 - L/TR series is a significant advantage. A low dropout voltage allows the regulator to operate efficiently even when the input voltage is only slightly higher than the desired output voltage. This is particularly useful in battery - powered applications, where conserving battery life is of utmost importance. By minimizing the voltage difference between the input and output, the LDO regulator reduces power dissipation, resulting in longer battery run - times and improved overall energy efficiency.
### 2.3 High Current Capability
The series is capable of delivering relatively high output currents, making it suitable for powering a wide range of loads. Whether it's a small microcontroller or a more power - hungry device such as a graphics processor, the SPX3819R2 - L/TR can provide the necessary current without compromising on performance. This high - current capability is achieved through advanced circuit design and the use of high - quality semiconductor materials, ensuring that the regulator can handle peak loads without overheating or experiencing voltage drops.
### 2.4 Thermal Protection
To safeguard the device from overheating, the SPX3819R2 - L/TR series is equipped with built - in thermal protection. When the temperature of the regulator exceeds a certain threshold, the thermal protection mechanism kicks in and reduces the output current or shuts down the device temporarily. This not only protects the regulator itself but also prevents damage to other components in the system that may be affected by excessive heat.
### 2.5 Short - Circuit Protection
Another important safety feature is short - circuit protection. In the event of a short - circuit in the output circuit, the SPX3819R2 - L/TR series will automatically limit the current to a safe level, preventing damage to the regulator and other connected components. This feature enhances the reliability of the system and reduces the risk of costly repairs or replacements.
## 3. Applications
### 3.1 Consumer Electronics
In consumer electronics such as smartphones, tablets, and portable media players, the SPX3819R2 - L/TR series can be used to regulate the power supply to various components. Its low dropout voltage and high current capability make it ideal for powering the processor, display, and other power - hungry modules. The thermal and short - circuit protection features also ensure the long - term reliability of these devices, which are often used in demanding environments.
### 3.2 Industrial Automation
Industrial automation systems require stable and reliable power supplies to ensure the proper operation of sensors, actuators, and control units. The SPX3819R2 - L/TR series can be integrated into these systems to provide regulated
Images for reference
8-VFDFN Exposed Pad
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