ADM1294-1AARUZ

Product Overview

Category

ADM1294-1AARUZ belongs to the category of integrated circuits (ICs).

Use

This IC is primarily used for power management and monitoring applications.

Characteristics

• Package: ADM1294-1AARUZ comes in a small outline integrated circuit (SOIC) package.
• Essence: It is designed to provide accurate and reliable power monitoring and control capabilities.
• Packaging/Quantity: The IC is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

The ADM1294-1AARUZ has the following specifications:

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Number of Channels: 4
• Communication Interface: I2C/SMBus
• Fault Detection Threshold Accuracy: ±1%
• Current Measurement Range: 0A to 24A
• Voltage Measurement Range: 0V to 26V
• Power Calculation Accuracy: ±3%

Detailed Pin Configuration

The ADM1294-1AARUZ features a 16-pin SOIC package with the following pin configuration:

1. VCC
2. SDA
3. SCL
4. ALERT
5. GND
6. CH1+ (Channel 1 Positive)
7. CH1- (Channel 1 Negative)
8. CH2+ (Channel 2 Positive)
9. CH2- (Channel 2 Negative)
10. CH3+ (Channel 3 Positive)
11. CH3- (Channel 3 Negative)
12. CH4+ (Channel 4 Positive)
13. CH4- (Channel 4 Negative)
14. REF+
15. REF-
16. VCC

Functional Features

The ADM1294-1AARUZ offers the following functional features:

1. Accurate Power Monitoring: It provides precise measurement of current and voltage across multiple channels.
2. Fault Detection: The IC can detect overcurrent, undervoltage, and overvoltage conditions, triggering an alert signal.
3. Power Control: It enables power control through programmable fault thresholds and configurable response actions.
4. Communication Interface: The I2C/SMBus interface allows easy integration with microcontrollers or other devices.

Advantages and Disadvantages

Advantages

• Accurate power monitoring for enhanced system reliability.
• Flexible power control options for efficient energy management.
• Compact package size for space-constrained applications.
• Wide supply voltage range for compatibility with various systems.

Disadvantages

• Limited number of channels (4) may not be sufficient for complex power management requirements.
• Requires external components for proper operation, increasing overall system complexity.

Working Principles

The ADM1294-1AARUZ operates by continuously measuring the voltage and current on each channel. It compares these measurements against user-defined threshold values to detect faults such as overcurrent, undervoltage, and overvoltage conditions. When a fault is detected, the IC generates an alert signal that can be used to trigger appropriate actions, such as shutting down the power supply or activating protective measures.

Detailed Application Field Plans

The ADM1294-1AARUZ finds application in various fields, including:

1. Server Systems: It can be used to monitor and control power consumption in server racks, ensuring efficient energy usage and preventing system failures.
2. Industrial Automation: The IC enables accurate power monitoring in industrial automation equipment, facilitating preventive maintenance and optimizing energy efficiency.
3. Automotive Electronics: It can be employed in automotive systems to monitor battery voltage and current, helping to prevent battery drain and ensuring reliable operation.
4. Telecommunications: The IC can be integrated into telecommunications equipment to monitor power usage, detect faults, and improve overall system reliability.

Detailed and Complete Alternative Models

1. ADM1293-1AARUZ: Similar to ADM1294-1AARUZ but with 3 channels instead of 4.
2. ADM1295-1AARUZ: Offers 5 channels for increased power monitoring capabilities.
3. ADM1296-1AARUZ: Provides 6 channels and additional features such as temperature monitoring and fan control.

These alternative models offer varying channel counts and additional functionalities to cater to different application requirements.

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