LMS1587CT-3.3
3A low dropout voltage regulators with fast response in TO-220 package
Manufacturer： ['national-semiconductor', 'rochester', 'ti']
series introduction
# Introduction to the LMS1587CT - 3.3 Product Series
## Overview
The LMS1587CT - 3.3 product series represents a cutting - edge solution in the field of electronic components, specifically designed to meet the diverse and demanding requirements of modern electronic systems. This series combines high - performance features with reliability and efficiency, making it an ideal choice for a wide range of applications.
## Key Features
### Voltage Regulation
One of the standout features of the LMS1587CT - 3.3 series is its precise voltage regulation. It is engineered to provide a stable output voltage of 3.3V, which is a standard and widely used voltage level in many electronic devices. This stability is crucial for the proper functioning of sensitive components such as microcontrollers, digital signal processors, and memory chips. The series can maintain this output voltage within a tight tolerance range, even in the face of varying input voltages and load conditions. This ensures that the connected devices receive a consistent power supply, reducing the risk of malfunctions and improving overall system performance.
### Low Dropout Voltage
The LMS1587CT - 3.3 series has a low dropout voltage characteristic. Dropout voltage refers to the minimum difference between the input voltage and the output voltage required for the regulator to maintain a stable output. A low dropout voltage means that the regulator can operate effectively even when the input voltage is only slightly higher than the output voltage. This is particularly useful in battery - powered applications, where the battery voltage gradually decreases over time. With a low dropout voltage, the LMS1587CT - 3.3 can continue to provide a stable 3.3V output for a longer period, maximizing the battery life and efficiency of the device.
### High Current Capability
These regulators are capable of delivering a relatively high output current. This makes them suitable for powering multiple components simultaneously or high - power - consuming devices. Whether it's a complex circuit board with multiple integrated circuits or a device with power - hungry peripherals, the LMS1587CT - 3.3 series can handle the load. The high current capability is achieved through advanced semiconductor technology and efficient circuit design, which also helps in minimizing power losses and heat generation.
### Thermal Protection
To ensure the long - term reliability of the product, the LMS1587CT - 3.3 series is equipped with thermal protection mechanisms. When the temperature of the regulator exceeds a certain threshold, the thermal protection circuit kicks in and reduces the output current or shuts down the regulator temporarily. This prevents the device from overheating, which can cause permanent damage to the semiconductor components. Once the temperature drops back to a safe level, the regulator resumes normal operation. This feature is especially important in applications where the regulator may be exposed to high - temperature environments or when it is operating under heavy load conditions for extended periods.
### Short - Circuit Protection
Another important safety feature of the LMS1587CT - 3.3 series is short - circuit protection. In the event of a short - circuit in the output circuit, the regulator automatically limits the current flow to a safe level. This protects both the regulator itself and the connected devices from damage due to excessive current. The short - circuit protection mechanism is designed to be fast - acting, ensuring that the system is protected in a timely manner.
## Applications
### Consumer Electronics
In the consumer electronics market, the LMS1587CT - 3.3 series finds wide application in devices such as smartphones, tablets, and portable media players. These devices require a stable 3.3V power supply for their internal components, such as the central processing unit (CPU), graphics processing unit (GPU), and memory modules. The low dropout voltage and high current capability of the LMS1587
Images for reference
TO-220-3, TO-220AB
TO-220AB
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