Manufacturer Part Number
LTC2977CUP#PBF
Manufacturer
Analog Devices
Introduction
Power Management IC for controlling and monitoring up to eight power supply rails
Product Features and Performance
8-channel Power Supply Controller/Monitor
Detailed telemetry including voltage, current, and temperature
Programmable power-up sequencing and fault management
Nonvolatile fault logging
I2C/SMBus/PMBus compatible
Integrated 8-bit ADC for each channel
Customizable GPIOs for expanded functionality
Linear Technology's proprietary digital power system management
Product Advantages
Accurate monitoring and control of multiple power rails
EEPROM storage for fault records and user configurations
Multiple Power-on-Reset options
Voltage tracking and margining capabilities
Flexible sequencing configuration
User-configurable watchdog timer
Key Technical Parameters
Input Voltage: NA
Supply Voltage Range: 3.3V to 15V
Current - Supply: 10 mA
Operating Temperature Range: 0°C ~ 70°C
Channels: 8
Interface: I2C/SMBus/PMBus
Resolution: 8-bit ADC per channel
Quality and Safety Features
Overvoltage and undervoltage threshold settings
Temperature warning and overtemperature shutdown
Reporting of fault conditions
Cyclic redundancy check (CRC) for data integrity
Compatibility
Compatible with Linear Technology's DC/DC converters and LDOs
64-QFN package suitable for surface mount
Application Areas
Server power supplies
Telecommunications equipment
Datacom infrastructure
Industrial power systems
Complex multi-rail power systems
Product Lifecycle
Active product
Highly integrated solution which could be used in new designs
As of the knowledge cutoff, no notifications of discontinuation or obsolescence
Several Key Reasons to Choose This Product
Precision monitoring and adjustment of up to eight power supply outputs
Robust fault management and nonvolatile logging capabilities for reliability in mission-critical applications
Versatile interfacing options suitable for complex power management tasks
Dedicated ADC for each power channel improves measurement accuracy
Real-time telemetry supports dynamic power optimization
Designed by Analog Devices, a trusted leader in power management ICs
LTC2975CUP#PBFLinear Technology
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