PAC1921-1-AIA-TR

Product Overview

Category

PAC1921-1-AIA-TR belongs to the category of integrated circuit (IC) sensors.

Use

This product is primarily used for monitoring and measuring current and voltage in electronic systems.

Characteristics

• High accuracy: The PAC1921-1-AIA-TR offers precise measurement capabilities, ensuring reliable data.
• Digital interface: It features a digital I2C interface for easy integration with microcontrollers and other digital devices.
• Low power consumption: The IC sensor operates efficiently, consuming minimal power during operation.
• Compact package: The PAC1921-1-AIA-TR comes in a small form factor, making it suitable for space-constrained applications.
• Wide operating range: It can handle a wide range of current and voltage levels, accommodating various system requirements.

Package and Quantity

The PAC1921-1-AIA-TR is available in a compact surface-mount package. Each package contains one unit of the IC sensor.

Specifications

• Supply Voltage: 2.7V to 5.5V
• Current Measurement Range: ±1.024A
• Voltage Measurement Range: 0V to 32V
• Resolution: 12 bits
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C

Detailed Pin Configuration

The PAC1921-1-AIA-TR has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground connection
3. SDA: Serial Data Line for I2C communication
4. SCL: Serial Clock Line for I2C communication
5. ALERT: Interrupt output for triggering events
6. ADDR: Address selection pin for I2C communication

Functional Features

• Current and voltage measurement: The PAC1921-1-AIA-TR accurately measures both current and voltage in real-time.
• Event detection: It can detect various events such as overcurrent, undervoltage, and overvoltage conditions.
• Programmable alert thresholds: Users can set custom threshold values for triggering alerts.
• Data logging: The IC sensor can store measurement data in its internal registers for later retrieval.
• Power monitoring: It provides insights into power consumption patterns, aiding in system optimization.

Advantages and Disadvantages

Advantages

• High accuracy ensures reliable measurements.
• Digital interface simplifies integration with digital systems.
• Low power consumption minimizes energy usage.
• Compact package allows for flexible placement within electronic systems.
• Wide operating range accommodates diverse system requirements.

Disadvantages

• Limited to I2C communication interface.
• Requires additional components for complete power monitoring solutions.

Working Principles

The PAC1921-1-AIA-TR utilizes a combination of current sensing and voltage sensing techniques to measure current and voltage accurately. It employs an internal shunt resistor for current sensing and an analog-to-digital converter (ADC) for voltage sensing. By processing the measured values, it provides real-time information about the current and voltage levels in the system.

Detailed Application Field Plans

The PAC1921-1-AIA-TR finds applications in various fields, including:

1. Power management systems: It enables precise monitoring of power consumption in devices, facilitating efficient energy management.
2. Battery charging systems: The IC sensor helps monitor charging currents and voltages, ensuring safe and optimal battery charging.
3. Industrial automation: It can be used in industrial control systems to monitor and regulate current and voltage levels in machinery.
4. Automotive electronics: The PAC1921-1-AIA-TR is suitable for automotive applications, providing accurate current and voltage measurements in vehicle systems.

Detailed and Complete Alternative Models

1. PAC1934-1-AIA-TR: This model offers similar functionality with additional features such as power calculation and energy accumulation.
2. INA219BIDCNT: An alternative IC sensor that provides high-side current and voltage monitoring capabilities.
3. MAX471ESA+: This integrated circuit sensor offers current sensing and protection features in a compact package.

(Note: The above list is not exhaustive, and there are several other alternative models available in the market.)

Word count: 530 words