LMP8480MM-T/NOPB

Product Overview

Category

The LMP8480MM-T/NOPB belongs to the category of integrated circuits (ICs) specifically designed for precision current sensing applications.

Use

This product is primarily used for accurate measurement and monitoring of current in various electronic systems. It provides a reliable and precise solution for current sensing requirements.

Characteristics

• High accuracy: The LMP8480MM-T/NOPB offers exceptional accuracy in current measurements, ensuring reliable results.
• Low offset voltage: With a low offset voltage, this IC minimizes errors in current sensing applications.
• Wide operating range: The product operates over a wide range of currents, making it suitable for diverse applications.
• Low power consumption: The LMP8480MM-T/NOPB is designed to consume minimal power, enhancing energy efficiency in electronic systems.

Package

The LMP8480MM-T/NOPB is available in a miniature 8-pin VSSOP package, which ensures space-saving integration into circuit designs.

Essence

The essence of the LMP8480MM-T/NOPB lies in its ability to accurately measure and monitor current in electronic systems, enabling precise control and analysis of power consumption.

Packaging/Quantity

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

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Current Range: -1A to +1A
• Offset Voltage: ±100µV
• Gain Error: ±0.5%
• Bandwidth: 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LMP8480MM-T/NOPB features the following pin configuration:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. IN- (Current Sense Negative Input)
4. IN+ (Current Sense Positive Input)
5. OUT (Output)
6. NC (No Connection)
7. GND (Ground)
8. REF (Reference Voltage)

Functional Features

• High accuracy current sensing
• Low offset voltage for minimal measurement errors
• Wide operating range for versatile applications
• Low power consumption for energy efficiency
• Fast response time for real-time current monitoring

Advantages and Disadvantages

Advantages

• Exceptional accuracy in current measurements
• Low power consumption enhances energy efficiency
• Wide operating range allows for diverse applications
• Compact package size for space-saving integration

Disadvantages

• Limited input current range (-1A to +1A)
• Higher cost compared to some alternative models

Working Principles

The LMP8480MM-T/NOPB utilizes a precision current-sensing technique based on a differential amplifier configuration. It measures the voltage drop across a shunt resistor connected in series with the current path. By amplifying this voltage, the IC accurately determines the current flowing through the circuit.

Detailed Application Field Plans

The LMP8480MM-T/NOPB finds extensive application in various fields, including:

1. Power management systems: Enables precise current monitoring in power supplies, battery management systems, and DC-DC converters.
2. Motor control: Facilitates accurate current sensing in motor control circuits, ensuring optimal performance and protection.
3. Industrial automation: Provides reliable current measurement in industrial automation systems, enhancing process control and safety.
4. Automotive electronics: Enables precise current monitoring in automotive applications such as electric vehicle charging systems and battery management.
5. Renewable energy systems: Facilitates accurate current sensing in solar inverters, wind turbines, and other renewable energy systems.

Detailed and Complete Alternative Models

1. INA219: A highly accurate current sensor with an I2C interface.
2. ACS712: Hall-effect based current sensor with a wide input voltage range.
3. MAX4080: Precision high-side current-sense amplifier with a wide supply voltage range.

These alternative models offer similar functionality and can be considered as substitutes for the LMP8480MM-T/NOPB in specific applications.

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