LTC2977IUP#PBF

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LTC2977IUP#PBF

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IC PWR SUPP CTRLR MONITOR 64QFN

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  • メーカー品番 #LTC2977IUP#PBF

  • 在庫状況9680

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性 値
Part Status Active
Digi Key Programmable Not Verified
Applications Power Supply Controller/Monitor
Voltage - Supply 3.3V, 4.5V ~ 15V
Supply Current 10 mA
Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount
Package / Case 64-WFQFN Exposed Pad
Supplier Device Package 64-QFN (9x9)
Base Product Number LTC2977

概要

Description

The LTC2977IUP#PBF is a power management IC (integrated circuit) from Analog Devices, designed for monitoring and controlling power supplies. It features a digital power management interface and is capable of monitoring voltage, current, and temperature for up to 8 power rails. The device supports the PMBus protocol, allowing for easy communication with a host processor for configuration and data retrieval.
Key features include:
- Voltage monitoring with a 0.5% accuracy
- Current monitoring with an integrated shunt resistor
- Temperature monitoring capabilities
- Programmable alerts and thresholds for system reliability
- Compatibility with various communication interfaces.
The LTC2977 is suitable for applications in telecommunications, data centers, and industrial systems, where precise power management and monitoring are critical. It is available in a compact package, making it ideal for space-constrained designs.

Equivalent

The LTC2977IUP#PBF is a voltage monitor and power management IC. Equivalent products include the Texas Instruments TPS7A47, Analog Devices ADM1177, and NXP’s PF5100. Each alternative offers similar functionalities for monitoring and managing power supplies, but specific features and specifications may vary, so it's essential to check datasheets for compatibility with your application.

Features

The LTC2977IUP#PBF is a programmable power supply monitor and controller from Analog Devices. Key features include:
1. Wide Input Voltage Range: Accepts input voltages from 0.8V to 36V.
2. Multiple Channel Monitoring: Monitors up to three power rails, providing flexibility in multi-channel applications.
3. Voltage and Current Monitoring: Offers accurate real-time monitoring of voltage and current, enhancing system reliability.
4. Programmable Alert Thresholds: Allows setting of custom thresholds for voltage and current, enabling tailored alerts.
5. I²C Interface: Features an I²C-compatible interface for easy communication with microcontrollers.
6. Built-in EEPROM: Stores configuration settings and fault conditions, facilitating easy recovery from faults.
7. Temperature Monitoring: Integrated temperature sensor helps ensure safe operating conditions.
8. Fault Logging: Records fault conditions for diagnostic purposes.
9. Integrated Power Good Indicator: Provides visual indication of power supply status.
These features make the LTC2977 ideal for power management in various applications, including computing, telecommunications, and industrial systems.

Pinout

The LTC2977IUP#PBF is a voltage and current monitor with a total of 16 pins. It performs various functions including digital voltage monitoring, current sensing, and power management for power supply systems. Key features include an I2C interface for communication, programmable thresholds for voltage and current limits, and the ability to monitor multiple power rails. This device is utilized in applications such as power supply monitoring, battery management systems, and telemetry in industrial and automotive environments.

Manufacturer

The LTC2977IUP#PBF is manufactured by Analog Devices, Inc. (ADI), a leading global semiconductor company. Analog Devices specializes in designing and manufacturing a wide range of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Their products are widely used in various applications, including industrial automation, healthcare, automotive, communications, and consumer electronics.
The LTC2977 is a precise power management device that provides monitoring and control for multiple power supplies in complex systems. It features voltage and current monitoring, programmable power supply sequencing, and fault management capabilities.
Analog Devices was founded in 1965 and has a strong reputation for innovation and quality in the semiconductor industry. They focus on providing solutions that enhance the performance of electronic systems, enabling advancements in communication, sensing, and control technologies.

Application

The LTC2977IUP#PBF is a power management device designed for various applications, including:
1. Digital Signal Processors (DSPs) - for precise voltage regulation.
2. Field Programmable Gate Arrays (FPGAs) - to manage multiple power rails.
3. Networking Equipment - ensuring stable power delivery in routers and switches.
4. Telecommunications - for reliable power in base stations.
5. Industrial Automation - in control systems for voltage monitoring.
6. Data Centers - optimizing power supply to servers and storage.
7. Automotive Applications - managing power for advanced driver-assistance systems (ADAS).
Its versatility makes it suitable for any application requiring accurate voltage regulation and monitoring.

Package

The LTC2977IUP#PBF is packaged in a 32-lead LQFP (Low-Profile Quad Flat Pack) format. This surface-mount package type is designed for applications requiring a compact design and efficient thermal performance.

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