LTC2946CDE#TRPBF

Product Overview

Category

LTC2946CDE#TRPBF belongs to the category of integrated circuits (ICs) used for power and energy monitoring.

Use

This product is primarily used for accurately measuring power and energy parameters in various electronic systems.

Characteristics

• High accuracy: The LTC2946CDE#TRPBF offers exceptional accuracy in measuring power and energy consumption.
• Wide voltage range: It can operate within a wide voltage range, making it suitable for diverse applications.
• Low power consumption: The IC itself consumes minimal power, ensuring efficient energy usage.
• Compact package: The LTC2946CDE#TRPBF comes in a small and compact package, enabling easy integration into different systems.
• Robust design: It features a robust design that ensures reliable performance even in challenging environments.

Package and Quantity

The LTC2946CDE#TRPBF is available in a 12-pin DFN (Dual Flat No-Lead) package. It is typically sold in reels containing a specified quantity, usually 250 or 300 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Power Measurement Range: 0mW to 7200mW
• Energy Measurement Range: 0mWh to 7200mWh
• Current Measurement Range: 0mA to 1000mA
• Voltage Measurement Range: 0V to 36V
• Communication Interface: I2C

Pin Configuration

The LTC2946CDE#TRPBF has a total of 12 pins, each serving a specific function. The pin configuration is as follows:

1. VIN+ (Positive Input Voltage)
2. VIN- (Negative Input Voltage)
3. VOUT (Output Voltage)
4. SDA (I2C Data Line)
5. SCL (I2C Clock Line)
6. GND (Ground)
7. ALERT (Alert Output)
8. INTVCC (Internal Power Supply)
9. VCC (Power Supply)
10. ADIN (Analog Input)
11. BAT (Battery Voltage Sense)
12. TEMP (Temperature Sense)

Functional Features

• Accurate power and energy measurement: The LTC2946CDE#TRPBF provides precise measurements of power, energy, current, and voltage.
• I2C interface: It supports communication via the I2C protocol, allowing easy integration with microcontrollers and other devices.
• Alert functionality: The IC can generate an alert signal based on user-defined thresholds for various parameters.
• Temperature sensing: It includes a temperature sensor that enables monitoring of system temperature.
• Low power consumption: The LTC2946CDE#TRPBF itself consumes minimal power, ensuring efficient operation.

Advantages and Disadvantages

Advantages

• High accuracy in power and energy measurement
• Wide operating voltage range
• Compact package for easy integration
• Robust design for reliable performance
• Alert functionality for parameter threshold monitoring

Disadvantages

• Limited to I2C communication interface
• Requires external components for certain applications

Working Principles

The LTC2946CDE#TRPBF operates by measuring the voltage across a shunt resistor connected in series with the load. By sampling this voltage and integrating it over time, the IC calculates the power and energy consumed. It also measures the current flowing through the load and the battery voltage. These measurements are then made available through the I2C interface for further processing or display.

Application Field Plans

The LTC2946CDE#TRPBF finds applications in various fields where accurate power and energy monitoring is essential. Some potential application areas include:

1. Battery-powered devices: It can be used in portable electronics, IoT devices, and other battery-operated systems to monitor power consumption and estimate battery life.
2. Energy-efficient appliances: The IC can be integrated into household appliances to measure their power usage, enabling users to optimize energy consumption.
3. Industrial automation: It finds utility in industrial control systems, allowing precise monitoring of power consumption in machinery and equipment.
4. Renewable energy systems: The LTC2946CDE#TRPBF can be employed in solar power systems or wind turbines to monitor energy generation and consumption.

Alternative Models

• LTC2947CDE#TRPBF
• LTC2945CDE#TRPBF
• MAX44246CDE#TRPBF
• INA226CDE#TRPBF

These alternative models offer similar functionality and can be considered as alternatives to the LTC2946CDE#TRPBF based on specific requirements.

In conclusion, the LTC2946CDE#TRPBF is a highly accurate power and energy monitoring IC that offers various features and