ADE7761AARSZ

Product Overview

Category: Integrated Circuit (IC)

Use: Energy Metering IC

Characteristics: - High accuracy energy measurement - On-chip power supply - Wide dynamic range - Low power consumption - Digital signal processing capabilities

Package: SOIC (Small Outline Integrated Circuit)

Essence: The ADE7761AARSZ is a highly accurate energy metering IC designed for measuring electrical energy consumption in various applications.

Packaging/Quantity: The ADE7761AARSZ is available in a standard SOIC package and is typically sold in reels of 2500 units.

Specifications

The ADE7761AARSZ offers the following specifications:

• Voltage Reference Accuracy: ±0.5%
• Current Channel Gain Error: ±0.5%
• Active Power Measurement Error: ±0.1%
• Reactive Power Measurement Error: ±0.2%
• Frequency Range: 45 Hz to 65 Hz
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 3 V to 5.5 V

Detailed Pin Configuration

The ADE7761AARSZ has a total of 24 pins, each serving a specific function. The detailed pin configuration is as follows:

1. VDD: Power supply voltage input
2. VSS: Ground reference
3. CF1P: Current channel 1 positive input
4. CF1N: Current channel 1 negative input
5. CF2P: Current channel 2 positive input
6. CF2N: Current channel 2 negative input
7. CF1OUT: Current channel 1 output
8. CF2OUT: Current channel 2 output
9. CF1CF2OUT: Combined current output
10. AP1: Active power output 1
11. AP2: Active power output 2
12. AN1: Active power output 3
13. AN2: Active power output 4
14. VAP1: Voltage channel 1 positive input
15. VAN1: Voltage channel 1 negative input
16. VAP2: Voltage channel 2 positive input
17. VAN2: Voltage channel 2 negative input
18. VAP3: Voltage channel 3 positive input
19. VAN3: Voltage channel 3 negative input
20. IRQ: Interrupt request output
21. SDA: Serial data input/output
22. SCL: Serial clock input
23. RESET: Reset input
24. NC: No connection

Functional Features

The ADE7761AARSZ offers the following functional features:

• High accuracy energy measurement for both active and reactive power
• On-chip power supply eliminates the need for external components
• Digital signal processing capabilities for advanced metering applications
• Wide dynamic range allows accurate measurement in various load conditions
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - High accuracy energy measurement ensures precise billing and monitoring - On-chip power supply simplifies circuit design and reduces component count - Digital signal processing capabilities enable advanced metering functionalities

Disadvantages: - Limited frequency range may not be suitable for certain specialized applications - Requires careful consideration of pin configuration during PCB layout

Working Principles

The ADE7761AARSZ operates based on the principle of current and voltage sensing. It measures the current and voltage inputs, performs digital signal processing, and calculates the active and reactive power consumption. The IC utilizes an on-chip power supply to provide the necessary voltage reference and biasing.

Detailed Application Field Plans

The ADE7761AARSZ is commonly used in the following application fields:

1. Energy metering and billing systems
2. Power monitoring and management systems
3. Renewable energy generation systems
4. Industrial automation and control systems

Detailed and Complete Alternative Models

• ADE7751AARSZ: Similar energy metering IC with lower accuracy but lower cost.
• ADE7871AARSZ: Advanced energy metering IC with additional features such as harmonic analysis.

These alternative models provide different trade-offs in terms of accuracy, cost, and additional functionalities, allowing users to choose the most suitable option for their specific requirements.

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