PAC1934T-I/JQ

Product Overview

Category

The PAC1934T-I/JQ belongs to the category of integrated circuits (ICs) specifically designed for power monitoring and management.

Use

This product is primarily used for accurate measurement and monitoring of electrical power parameters in various applications.

Characteristics

• High precision: The PAC1934T-I/JQ offers exceptional accuracy in power measurements, ensuring reliable data.
• Low power consumption: This IC consumes minimal power during operation, making it suitable for energy-efficient systems.
• Digital interface: It features a digital interface that enables easy integration with microcontrollers and other digital systems.
• Flexible configuration: The PAC1934T-I/JQ allows users to configure various power-related parameters according to their specific requirements.

Package

The PAC1934T-I/JQ is available in a compact and industry-standard package, ensuring compatibility with existing designs and ease of integration.

Essence

The essence of the PAC1934T-I/JQ lies in its ability to accurately measure and monitor power consumption, enabling efficient power management and optimization.

Packaging/Quantity

This product is typically packaged in reels or trays, with a standard quantity of 250 units per reel/tray.

Specifications

• Supply voltage: 2.7V to 5.5V
• Current measurement range: ±16A
• Voltage measurement range: 0V to 32V
• Resolution: 16-bit
• Sampling rate: Up to 1.8 ksps (kilosamples per second)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The PAC1934T-I/JQ has a total of 10 pins, each serving a specific function:

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: Serial data input/output (I2C interface)
4. SCL: Serial clock input (I2C interface)
5. ADDR0: Address selection bit 0
6. ADDR1: Address selection bit 1
7. ALERT: Alert output pin
8. VSS: Negative supply voltage
9. VIN+: Positive current/voltage input
10. VIN-: Negative current/voltage input

Functional Features

• Accurate power measurement: The PAC1934T-I/JQ provides precise measurements of current and voltage, enabling accurate power calculations.
• Multiple channel support: It supports up to four independent channels, allowing simultaneous monitoring of multiple power sources.
• Event-based alerting: The IC can generate alerts based on user-defined thresholds, facilitating real-time power management.
• Data logging: It offers built-in data logging capabilities, allowing storage of power-related information for further analysis.

Advantages and Disadvantages

Advantages

• High accuracy in power measurements
• Low power consumption
• Easy integration with digital systems
• Flexible configuration options
• Compact package size

Disadvantages

• Limited current measurement range (±16A)
• Requires external microcontroller for full functionality

Working Principles

The PAC1934T-I/JQ utilizes the principle of shunt voltage measurement to calculate power parameters accurately. It measures the voltage drop across a shunt resistor connected in series with the load and combines it with the measured voltage to determine the power consumption.

Detailed Application Field Plans

The PAC1934T-I/JQ finds applications in various fields, including:

1. Energy monitoring systems
2. Power management in industrial automation
3. Battery charging and monitoring systems
4. Server and data center power management
5. Automotive power distribution and control

Detailed and Complete Alternative Models

1. PAC1932T-I/JQ: Similar to the PAC1934T-I/JQ, but with two channels instead of four.
2. PAC1934T-I/ML: A variant with extended temperature range (-40°C to +125°C).
3. INA219: An alternative IC for power monitoring with a lower current measurement range but higher voltage measurement capability.

(Note: This is not an exhaustive list; there are several other alternative models available in the market.)

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