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LT1761ES5-3.3

Name: LT1761ES5-3.3
Rating: 4.7 (12 reviews)

LDO Voltage Regulators LT1761 - 100mA, Low Noise, LDO Micropower Regulators in TSOT-23

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資料表 LT1761ES5-3.3 DataSheet
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概述

Description

The LT1761ES5-3.3 is a low-dropout (LDO) linear voltage regulator manufactured by Analog Devices, designed to provide a stable output voltage of 3.3 volts. It features a wide input voltage range from 1.8V to 20V, making it suitable for various applications including portable devices and battery-powered systems. The device delivers up to 50mA of output current with a low dropout voltage of just 300mV at maximum load, ensuring efficient operation.
Key highlights include low quiescent current (typically 30µA), excellent line and load regulation, and low output noise, making it ideal for sensitive analog circuits. It comes in a small SOT-23 package, facilitating compact designs. Additionally, the LT1761ES5-3.3 is equipped with protection features such as thermal shutdown and current limiting, enhancing reliability in various operating conditions. Overall, this LDO is a popular choice for applications requiring a reliable, efficient power supply with minimal noise and compact design.

Features

The LT1761ES5-3.3 is a high-performance, low-dropout (LDO) linear voltage regulator from Analog Devices. Key features include:
- Output Voltage: Fixed output of 3.3V.
- Low Dropout Voltage: Typically around 200mV at 100mA load, enabling efficient operation with minimal voltage headroom.
- Output Current: Capable of delivering up to 100mA.
- Low Noise: Designed for low output noise, making it suitable for sensitive applications.
- Fast Transient Response: Provides stable output during load variations.
- Wide Input Voltage Range: Operates from 1.6V to 20V, offering flexibility in various designs.
- Thermal Protection: Includes thermal shutdown feature for enhanced reliability.
- Small Package Size: Available in a SOT-23-5 package, saving board space in compact designs.
- High Power Supply Rejection Ratio (PSRR): Ensures stable output despite variations in input voltage.
These features make the LT1761ES5-3.3 ideal for powering sensitive analog circuits and battery-operated devices.

Package

The LT1761ES5-3.3 is packaged in a 5-lead SOT-23 (Small Outline Transistor) package.

Pinout

The LT1761ES5-3.3 is a low dropout linear regulator produced by Analog Devices. It comes in a 5-pin SOT-23 package.
Pin Count and Functions:
1. Input (VIN): This pin is where the input voltage is applied.
2. GND: Ground pin; it is the reference point for the circuit.
3. Output (VOUT): This pin provides the regulated output voltage (3.3V).
4. Feedback (FB): Used for feedback to set the output voltage; typically connected to a resistive divider.
5. Enable (ON/OFF): This pin is used to enable or disable the regulator.
The LT1761ES5-3.3 provides a stable 3.3V output with a maximum load current of 100mA, making it suitable for various applications requiring low power consumption and precise voltage regulation.

Manufacturer

The LT1761ES5-3.3 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in data conversion, signal processing, and power management technology. Founded in 1965, the company designs and manufactures a wide range of analog, mixed-signal, and digital signal processing integrated circuits (ICs). Their products are widely used in various applications, including industrial, automotive, healthcare, and communications sectors. Analog Devices is known for its innovative solutions that enable high-performance signal chain applications. The LT1761 is a low-dropout (LDO) voltage regulator, providing a stable output with low noise, suitable for powering sensitive electronic devices.

Application

The LT1761ES5-3.3 is a low dropout (LDO) linear voltage regulator commonly used in applications requiring a stable output voltage of 3.3V. Its application areas include powering precision analog circuits, microcontrollers, RF devices, portable devices, and battery-powered systems. It is suitable for noise-sensitive applications due to its low noise and high power supply rejection ratio (PSRR). Additionally, it can be used in telecommunications, automotive electronics, and industrial control systems.

Equivalent

Equivalent products to the LT1761ES5-3.3 include the MCP1700-3302E, MIC5205-3.3, and TPS78333. These voltage regulators provide similar output voltage (3.3V), low dropout performance, and are suitable for similar applications. Always verify specifications for exact requirements.