ATM90E25-YU-B

Product Overview

Category: Integrated Circuit (IC)

Use: Energy Metering and Power Monitoring

Characteristics: - High accuracy energy measurement - Wide dynamic range for voltage and current measurements - Low power consumption - Built-in calibration features - Supports various communication interfaces (SPI, I2C) - On-chip temperature sensor

Package: QFN (Quad Flat No-Lead) package

Essence: The ATM90E25-YU-B is a highly integrated energy metering IC designed for accurate measurement of electrical energy consumption in various applications.

Packaging/Quantity: The ATM90E25-YU-B is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Measurement Accuracy:
  • Active Energy: ±0.1% of reading
  • Reactive Energy: ±0.2% of reading
• Voltage Measurement Range: 80V to 300V
• Current Measurement Range: 0.05A to 100A
• Communication Interfaces: SPI, I2C
• Package Dimensions: 5mm x 5mm

Detailed Pin Configuration

The ATM90E25-YU-B has a total of 24 pins. The pin configuration is as follows:

1. VDD: Power supply input
2. GND: Ground
3. IRQ: Interrupt request output
4. SDA: I2C data line
5. SCL: I2C clock line
6. CS: Chip select input
7. SCK: SPI clock input
8. MISO: SPI data output
9. MOSI: SPI data input
10. NC: Not connected
11. NC: Not connected
12. NC: Not connected
13. NC: Not connected
14. NC: Not connected
15. NC: Not connected
16. NC: Not connected
17. NC: Not connected
18. NC: Not connected
19. NC: Not connected
20. NC: Not connected
21. NC: Not connected
22. NC: Not connected
23. NC: Not connected
24. NC: Not connected

Functional Features

• Accurate measurement of active and reactive energy consumption
• Wide voltage and current measurement range
• Low power consumption for energy-efficient applications
• Built-in calibration features for accurate readings
• On-chip temperature sensor for monitoring device temperature
• Supports multiple communication interfaces for easy integration into various systems

Advantages and Disadvantages

Advantages: - High accuracy energy measurement - Wide dynamic range for voltage and current measurements - Low power consumption - Built-in calibration features ensure accurate readings - Multiple communication interfaces for easy integration

Disadvantages: - Limited availability of alternative models - Relatively high cost compared to some other energy metering ICs

Working Principles

The ATM90E25-YU-B utilizes advanced algorithms and signal processing techniques to accurately measure electrical energy consumption. It incorporates a high-resolution ADC (Analog-to-Digital Converter) to convert the analog voltage and current signals into digital values. These values are then processed using internal calculations to determine the active and reactive energy consumption.

The IC also includes built-in calibration features that allow for accurate measurement even in non-ideal conditions. Additionally, the on-chip temperature sensor helps monitor the device's temperature, ensuring reliable operation.

Detailed Application Field Plans

The ATM90E25-YU-B is widely used in various applications, including:

1. Smart Energy Meters: The IC provides accurate energy measurement capabilities for smart meters, enabling efficient energy management and billing.

2. Industrial Power Monitoring: It is used in industrial settings to monitor power consumption, helping optimize energy usage and identify potential issues.

3. Renewable Energy Systems: The IC is suitable for measuring energy generated by solar panels, wind turbines, and other renewable energy sources.

4. Home Automation: It can be integrated into home automation systems to monitor and control energy usage, promoting energy efficiency.

Detailed and Complete Alternative Models

While the ATM90E25-YU-B is a highly capable energy metering IC, there are alternative models available in the market that offer similar functionality. Some notable alternatives include:

1. ADE7758: This IC from Analog Devices offers high accuracy energy measurement and supports various communication interfaces.

2. MCP3909: Manufactured by Microchip, this IC provides accurate energy measurement and features a low-power mode for energy-efficient applications.

3. STPM01: Produced by STMicroelectronics, this IC offers high accuracy energy measurement and supports multiple communication interfaces.

4. MAXQ3180: This IC from Maxim Integrated provides accurate energy measurement and includes advanced power quality monitoring features.

These alternative models can be