LT1964IS5-5

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LT1964IS5-5

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規格

Operating Supply Current 1.2 mA
Series LT1880
Brand Analog Devices
Number of Channels 1 Channel
Product Type Precision Amplifiers
Subcategory Amplifier ICs
Shipping Restrictions Mouser does not presently sell this product in your region.
Package / Case SOT-5
Supply Voltage - Min 2.4 V
Supply Voltage - Max 40 V
SR - Slew Rate 550 mV/us
CMRR - Common Mode Rejection Ratio 85 dB
Output Current per Channel 10 mA
Ib - Input Bias Current 150 pA
en - Input Voltage Noise Density 13 nV/sqrt Hz
In - Input Noise Current Density 0.07 pA/sqrt Hz
Height 1 mm

概述

Description

The LT1964IS5-5 is a low dropout (LDO) linear voltage regulator designed for applications requiring efficient power regulation with minimal noise. It provides a fixed output voltage of 5V and is capable of delivering up to 200mA of output current. This regulator is known for its low quiescent current, making it suitable for battery-powered devices. Additionally, it features low noise output, making it ideal for sensitive analog circuits and RF applications.
The LT1964IS5-5 operates with a low dropout voltage, which ensures efficient performance even when the input voltage is close to the output voltage. It includes protection features such as current limiting and thermal shutdown to enhance reliability. The device is typically housed in a small package, like the SOT-23, contributing to its suitability for compact designs.
Its combination of low noise, low dropout, and low quiescent current makes the LT1964IS5-5 advantageous in applications like handheld devices, portable electronics, and any system where efficient power management is critical.

Features

The LT1964IS5-5 is a low-noise, low-dropout (LDO) linear voltage regulator designed by Analog Devices. Here are its key features:
1. Output Voltage: The device provides a fixed output voltage of 5V.
2. Low Noise: It offers ultra-low output noise, making it suitable for sensitive analog circuitry.
3. Dropout Voltage: The LDO features a low dropout voltage of approximately 340mV at full load, enhancing efficiency.
4. Current Output: Capable of delivering up to 200mA of output current.
5. Quiescent Current: It has a low quiescent current, helping in battery-powered applications to prolong battery life.
6. Stability: The regulator is stable with a minimum output capacitor of 1µF.
7. Input Voltage Range: The device can operate with input voltages up to 20V.
8. Protection Features: It includes thermal shutdown and current limiting to protect against overload conditions.
9. Package: Available in a compact 5-lead SOT-23 package for space-constrained applications.
10. Temperature Range: Designed to operate over an extended temperature range from -40°C to 125°C.
These features make the LT1964IS5-5 ideal for applications requiring a stable and noise-free power supply.

Package

The LT1964IS5-5 is packaged in a SOT-23-5 package. This is a small, surface-mount package commonly used for integrated circuits, providing a compact form factor suitable for space-constrained applications.

Pinout

The LT1964IS5-5 is a low-dropout (LDO) voltage regulator with a fixed output voltage of 5V. It comes in a 5-pin SOT-23 package. Here is a brief description of its pin functions:
1. Input (Pin 1): Connect this pin to the input supply voltage.
2. Ground (Pin 2): This pin is connected to the ground.
3. Shutdown (Pin 3): This active-low pin is used to enable or disable the regulator. Pulling it low disables the output, entering a low power shutdown mode.
4. Bypass (Pin 4): An external capacitor can be connected to this pin to reduce output noise.
5. Output (Pin 5): This pin provides the regulated output voltage of 5V.
The LT1964IS5-5 is designed for applications that require low noise and low power operation.

Manufacturer

The LT1964IS5-5 is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company specializing in the design, manufacture, and marketing of a broad portfolio of integrated circuits and signal processing technologies. The company serves various industries including communications, automotive, industrial, and consumer electronics. ADI is known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits.

Application

The LT1964IS5-5 is a low-dropout (LDO) linear voltage regulator designed for applications requiring low noise and precise voltage regulation. Its primary application areas include powering sensitive analog and RF circuitry, battery-powered systems, portable devices, and noise-sensitive communications equipment. Its low dropout voltage and low quiescent current make it ideal for extending battery life in mobile devices. Additionally, its small size and thermal performance suit it for compact and densely packed electronic designs.

Equivalent

The LT1964IS5-5 is a low dropout (LDO) linear regulator from Analog Devices. Equivalent products might include the TI LP2985-5.0, Microchip MCP1700-5002, or ON Semiconductor NCP551SN50T1G, which offer similar voltage and current specifications. Always verify the specifications such as dropout voltage, current rating, and package compatibility when selecting an equivalent.

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