LT1990CS8#PBF

Product Overview

Category

The LT1990CS8#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic systems for current sensing and monitoring applications.

Characteristics

• High accuracy and precision in current measurement.
• Wide input voltage range.
• Low power consumption.
• Small form factor.
• Robust design for reliable operation in various environments.

Package

The LT1990CS8#PBF is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of LT1990CS8#PBF lies in its ability to accurately measure and monitor current in electronic systems, enabling precise control and analysis.

Packaging/Quantity

This product is typically sold in reels or tubes containing a specified quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: ±250mV
• Supply Voltage Range: 2.7V to 36V
• Operating Temperature Range: -40°C to 85°C
• Gain Error: ±0.5%
• Offset Voltage: ±50µV
• Bandwidth: 500kHz
• Quiescent Current: 1.2mA

Detailed Pin Configuration

The LT1990CS8#PBF has the following pin configuration:

1. IN+
2. IN-
3. REF
4. V-
5. OUT
6. GND
7. NC
8. V+

Functional Features

• High common-mode rejection ratio (CMRR) for accurate current measurement in the presence of noise.
• Built-in fault detection and protection mechanisms.
• Adjustable gain for flexibility in different applications.
• Low input bias current for minimal impact on the measured circuit.

Advantages and Disadvantages

Advantages

• High accuracy and precision in current measurement.
• Wide input voltage range allows for versatile applications.
• Robust design ensures reliable operation in various environments.
• Built-in fault detection enhances system safety.

Disadvantages

• Relatively higher cost compared to some alternative models.
• Limited availability in certain regions or from specific suppliers.

Working Principles

The LT1990CS8#PBF utilizes a differential amplifier configuration to measure the voltage across a shunt resistor, which is proportional to the current flowing through it. The amplified voltage is then converted into a current output, providing an accurate representation of the measured current.

Detailed Application Field Plans

The LT1990CS8#PBF finds extensive use in various applications, including but not limited to:

1. Power management systems
2. Battery monitoring and protection circuits
3. Motor control systems
4. Industrial automation
5. Current sensing in electronic loads
6. Solar energy systems

Detailed and Complete Alternative Models

1. INA219 - Texas Instruments
2. ACS712 - Allegro MicroSystems
3. MAX4080 - Maxim Integrated
4. AD8210 - Analog Devices
5. LTC6101 - Linear Technology

These alternative models offer similar functionality and can be considered as substitutes for the LT1990CS8#PBF in different applications.

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