LTC2977CUP#TRPBF

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LTC2977CUP#TRPBF

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IC PWR SUPP CTRLR MONITOR 64QFN

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Applications Power Supply Controller/Monitor
Voltage-Supply 3.3V, 4.5V ~ 15V
Current-Supply 10 mA
OperatingTemperature 0°C ~ 70°C
MountingType Surface Mount
Package/Case 64-WFQFN Exposed Pad

Tổng quan

Description

The LTC2977CUP#TRPBF is a precision power supply monitoring and management IC from Analog Devices. It is part of the LTC2977 series, designed to enhance the reliability and efficiency of complex power systems by providing comprehensive monitoring, control, and sequencing functions. The device supports up to eight power supply rails, offering features such as voltage and current monitoring, fault detection, and data logging.
This particular model includes a PMBus (Power Management Bus) interface, which allows communication with other devices for programming and real-time data exchange. The LTC2977CUP#TRPBF is ideal for applications in telecommunications, data centers, and industrial systems where precise power management is critical. Key features include high accuracy, programmable thresholds, and extensive fault logging, which help in detecting and diagnosing power-related issues.
The "#TRPBF" suffix indicates that the part is RoHS compliant, meaning it is free from certain hazardous substances. This IC is typically housed in a compact QFN package, making it suitable for space-constrained environments.

Equivalent

The LTC2977CUP#TRPBF is a power supply monitor and controller. Equivalent products include Texas Instruments' UCD9081, Maxim Integrated's MAX34446, and Renesas' ISL68200. These chips offer similar functionalities in terms of power management and monitoring across multiple channels. Ensure to compare specific features like channel count, interface type, and voltage range to find the best match for your application.

Features

The LTC2977CUP#TRPBF is a precision PMBus power supply manager designed by Analog Devices. It offers robust features for managing and supervising up to eight power supplies. Key features include:
1. PMBus Compatibility: Provides a digital interface for control and monitoring of power supplies.
2. Eight-channel Monitoring: Supports up to eight voltage rails, ensuring comprehensive power management.
3. Voltage and Current Supervision: Monitors output voltages and currents with high accuracy.
4. Fault Management: Includes fault detection and logging to enhance system reliability.
5. Trim, Margin, and Sequencing: Offers trimming, margining, and sequencing capabilities to optimize power supply performance.
6. EEPROM Configuration Storage: Non-volatile memory for storing configuration data.
7. Temperature Monitoring: Measures device and external temperature for thermal management.
8. Compact Package: Comes in a 64-lead QFN package for space-constrained applications.
9. Programmability: Highly programmable to cater to various application needs.
These features make it suitable for complex systems requiring precise power management and high reliability.

Pinout

The LTC2977CUP#TRPBF is a power management IC from Analog Devices, specifically designed for monitoring and controlling up to eight power supply rails. It belongs to the LTC2977 family, which is typically used in applications requiring precise voltage monitoring and control.
The LTC2977 is housed in a 64-pin package. Its primary functions include:
1. Voltage Monitoring: It can monitor up to eight power supply rails, ensuring they are within specified tolerance levels.
2. Voltage Margining: The device allows for adjustment of power supply voltages for system testing and calibration.
3. Fault Logging: It can log fault events for later analysis, enhancing diagnostic capabilities in power management applications.
4. I2C/SMBus Interface: The IC communicates through I2C/SMBus, allowing integration into digital control systems.
5. Sequencing: It provides power-up and power-down sequencing of the power supplies.
These features make the LTC2977 suitable for use in complex electronic systems, such as telecommunications and data centers, where power management and reliability are critical.

Manufacturer

The LTC2977CUP#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These components are used in a wide range of electronic equipment, including industrial, automotive, communications, and consumer electronics. The company is known for its high-performance analog technology, which helps bridge the physical and digital worlds by converting and processing real-world phenomena such as temperature, sound, light, motion, and pressure into electrical signals.

Application

The LTC2977CUP#TRPBF is a power management and monitoring IC commonly used in applications requiring precise control and monitoring of multiple power supply rails. Key application areas include telecommunications, data centers, industrial systems, and server environments. It is suitable for systems that demand high reliability and efficiency in power management, such as network infrastructure, telecommunications equipment, and advanced computing systems. The device's ability to supervise, sequence, and monitor multiple power supplies makes it ideal for complex electronic systems requiring robust power management solutions.

Package

The LTC2977CUP#TRPBF is a Digital Power Supply Manager IC from Analog Devices. It comes in a 40-lead, 6mm x 6mm plastic QFN (Quad Flat No-leads) package. This package type is compact and suitable for space-constrained applications, providing efficient thermal performance and electrical connectivity.

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