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LT1963EST-1.8

Name: LT1963EST-1.8
Rating: 4.7 (12 reviews)

LDO Voltage Regulators LT1963 - 1.5A, Low Noise, Fast Transient Response LDO Regulators

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資料表 LT1963EST-1.8 DataSheet
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概述

Description

The LT1963EST-1.8 is a low-dropout (LDO) voltage regulator designed to provide a stable output of 1.8V with a maximum output current of 1.5A. It features low dropout voltage, typically around 300mV at full load, which makes it suitable for applications where power efficiency is critical. The device operates over a wide input voltage range, typically from 3V to 20V, allowing it to regulate power from various sources.
Key features include excellent load and line transient response, low output noise, and a shutdown mode for power-saving applications. It also offers thermal protection and current limiting for enhanced reliability. The LT1963EST-1.8 is ideal for powering sensitive analog circuits, RF applications, and portable devices. With its small package options, it is well-suited for space-constrained designs. Overall, this LDO is known for its performance, making it a popular choice among engineers for stable voltage regulation in various electronic applications.

Features

The LT1963EST-1.8 is a low-dropout (LDO) voltage regulator from Analog Devices, designed to provide a stable output voltage of 1.8V. Key features include:
1. Low Dropout Voltage: Typically only 300 mV at full load, allowing for efficient operation with minimal input-output voltage difference.
2. High Output Current: Capable of delivering up to 1A of output current.
3. Low Noise Operation: Output noise is exceptionally low, making it suitable for sensitive applications.
4. Wide Input Voltage Range: Accepts input voltages from 1.8V to 20V.
5. Thermal Regulation: Features thermal overload protection to prevent damage from overheating.
6. Compact Package: Offered in a small 3-lead TO-220 or 5-lead SOT-223 package, facilitating space-saving designs.
7. Short-Circuit Protection: Includes built-in current limiting to protect against fault conditions.
These characteristics make the LT1963EST-1.8 ideal for use in a variety of applications, including portable devices, RF systems, and precision analog circuits.

Package

The LT1963EST-1.8 is packaged in a SOT-223 package type. This surface-mount package is compact, suitable for space-constrained applications, and provides good thermal performance for low dropout linear voltage regulation.

Pinout

The LT1963EST-1.8 is a low dropout (LDO) linear voltage regulator with a pin count of 5. It is designed to provide a stable output voltage of 1.8V. The pin functions are as follows:
1. Input (VIN): This pin is connected to the input voltage source.
2. Output (VOUT): This pin provides the regulated output voltage of 1.8V.
3. Ground (GND): This pin serves as the reference point for the input and output voltages.
4. Adjust (ADJ): Used for adjustable versions of the regulator to set the output voltage; in this fixed version, it is internally connected.
5. Bypass (BYP): This pin allows for the connection of an external capacitor to improve noise performance.
The LT1963EST-1.8 is suitable for powering sensitive analog circuitry, providing low noise and high PSRR (Power Supply Rejection Ratio).

Manufacturer

The manufacturer of the LT1963EST-1.8 is Analog Devices, Inc. Analog Devices is a multinational semiconductor company known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company specializes in a wide range of applications, including data acquisition, signal processing, and power management. The LT1963EST-1.8 is a low-dropout linear voltage regulator, designed for applications requiring high precision and low noise. Analog Devices serves various industries, including telecommunications, automotive, industrial, and consumer electronics, providing essential components that enable advanced electronic systems.

Application

The LT1963EST-1.8 is a low dropout (LDO) linear voltage regulator primarily used in applications requiring a stable 1.8V output. Its application areas include powering microcontrollers, RF transceivers, and sensor modules in portable devices, telecommunications, and automotive electronics. It also serves in analog circuits, audio systems, and high-performance digital devices where low noise and high precision are critical.

Equivalent

Equivalent products to the LT1963EST-1.8 include the LM1117-1.8, MIC5205-1.8, and LP2985-1.8. These devices are low-dropout regulators (LDOs) that provide similar voltage output and specifications. Always verify the specific characteristics, such as dropout voltage, current capacity, and thermal performance, to ensure compatibility in your application.