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LTC2977CUP#TRPBF
+BOMIC PWR SUPP CTRLR MONITOR 64QFN
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メーカーテキサス・インスツルメンツ
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メーカー品番 #LTC2977CUP#TRPBF
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データシート LTC2977CUP#TRPBF DataSheet
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パッケージ QFN-64
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在庫状況6361
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 |
| 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 |
概要
Description
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
Features
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 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.