LTC1149CS-5

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LTC1149CS-5

+物料清單

IC REG CTRLR BUCK 16SOIC

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  • 製造商部分 #LTC1149CS-5

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規格

屬性 價值
Part Status Discontinued at Digi-Key
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) Up to 48V
Frequency - Switching Up to 250kHz
Duty Cycle (Max) 100%
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Enable
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SO
Base Product Number LTC1149

概述

Description

The LTC1149CS-5 is a precision voltage reference and regulator integrated circuit designed for use in various electronic applications requiring a stable output voltage. Operating with an output voltage of 5V, it provides high accuracy and low noise, making it suitable for sensitive analog circuits.
Key features of the LTC1149CS-5 include low dropout voltage, which allows it to maintain regulation even with a minimal difference between input and output voltage, and a wide input voltage range. It also offers excellent temperature stability, ensuring consistent performance across varying environmental conditions.
The device is packaged in a compact 8-lead SOIC, making it ideal for space-constrained applications. With its low quiescent current, the LTC1149CS-5 is energy-efficient, making it suitable for battery-powered devices.
Overall, the LTC1149CS-5 is an excellent choice for designers seeking a reliable and efficient voltage regulation solution in their electronic systems.

Equivalent

The LTC1149CS-5 is a precision voltage reference and regulator. Equivalent products include the LM1117-5.0, MIC5205-5.0, and MCP1700-5.0. Depending on the specific application, other options like the TPS783-5.0 or ADP3303-5.0 may also serve as suitable substitutes. Always check the datasheets for compatibility in terms of voltage, current, and other specifications before replacement.

Features

The LTC1149CS-5 is a precision voltage reference and regulator designed for low power applications. Key features include:
1. Output Voltage: Provides a stable 5V output with a high accuracy of ±1%.
2. Low Dropout Voltage: Operates with a low dropout voltage of around 200mV, making it suitable for battery-powered devices.
3. Wide Input Voltage Range: Accepts input voltages from 6V to 30V, allowing flexibility in power supply choices.
4. Low Quiescent Current: Consumes minimal power, typically around 50µA, contributing to overall energy efficiency.
5. Temperature Coefficient: Offers a low temperature coefficient, enhancing stability over a wide temperature range.
6. Short Circuit Protection: Built-in protection against output short circuits, improving reliability.
7. Compact Package: Available in a SOIC-8 package, suitable for space-constrained applications.
These features make the LTC1149CS-5 ideal for precision analog applications, portable devices, and low-power systems.

Pinout

The LTC1149CS-5 is a precision, low-power, dual-output voltage reference and adjustable regulator from Analog Devices. It features a 5-pin configuration in a standard SOIC package.
Pin Count and Functions:
1. VOUT (Pin 1): Output voltage (5V).
2. GND (Pin 2): Ground reference.
3. VREF (Pin 3): Reference voltage output (1.2V).
4. COMP (Pin 4): Compensation node for stability in voltage regulation.
5. VIN (Pin 5): Input voltage, which should be higher than the output voltage.
This device can be used for various precision applications requiring stable voltage references and adjustable outputs, making it suitable for use in power management systems.

Manufacturer

The LTC1149CS-5 is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company headquartered in Norwood, Massachusetts, specializing in the design and production of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its innovations in high-performance analog technology and serves various industries, including telecommunications, automotive, industrial, and consumer electronics.
Analog Devices focuses on providing solutions that enable the capture, conversion, and analysis of real-world signals, and it is a key player in sectors requiring precise signal processing, such as medical devices, instrumentation, and data acquisition systems. The company’s products include amplifiers, analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other essential components that are integral to modern electronic systems.

Application

The LTC1149CS-5 is a precision voltage reference and can be used in various application areas, including:
1. Data Acquisition Systems: Provides stable reference voltages for ADCs and DACs.
2. Industrial Automation: Ensures accurate sensor readings and control signals.
3. Communication Equipment: Maintains consistent signal levels in transceivers.
4. Medical Devices: Supports precision measurements in diagnostic equipment.
5. Consumer Electronics: Powers sensitive circuitry requiring stable voltage.
6. Power Management Systems: Regulates voltages in battery-operated devices.
Its low noise and high accuracy make it suitable for these diverse applications.

Package

The LTC1149CS-5 is packaged in a 16-lead SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for efficient space utilization on printed circuit boards.

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