LT1999IMS8-10#PBF

Product Overview

Category

The LT1999IMS8-10#PBF belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• The LT1999IMS8-10#PBF is a precision high-side current sense amplifier.
• It operates over a wide voltage range, making it suitable for various power supply systems.
• The device offers high accuracy and low offset voltage, ensuring precise current measurements.
• It has a small package size, allowing for space-efficient integration into circuit designs.

Package

The LT1999IMS8-10#PBF is available in an MSOP-8 package.

Essence

The essence of this product lies in its ability to accurately measure current in electronic circuits, enabling efficient monitoring and control.

Packaging/Quantity

The LT1999IMS8-10#PBF is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage: 2.7V to 36V
• Input Common Mode Range: -0.3V to 36V
• Gain Bandwidth Product: 1.5MHz
• Input Offset Voltage: ±150μV
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1999IMS8-10#PBF features the following pin configuration:

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

Functional Features

• High accuracy current sensing with low offset voltage.
• Wide input common mode range for versatile applications.
• Rail-to-rail output swing for maximum signal integrity.
• Low quiescent current for power-efficient operation.
• Overvoltage protection to safeguard the device and connected circuitry.

Advantages and Disadvantages

Advantages

• High precision current sensing.
• Wide operating voltage range.
• Small package size for space-constrained designs.
• Low offset voltage ensures accurate measurements.
• Overvoltage protection enhances device reliability.

Disadvantages

• Limited gain bandwidth product compared to some alternative models.
• Higher cost compared to certain lower-end current sense amplifiers.

Working Principles

The LT1999IMS8-10#PBF operates based on the principle of measuring the voltage drop across a shunt resistor in series with the current path. It amplifies this voltage drop to provide an accurate representation of the current flowing through the circuit.

Detailed Application Field Plans

The LT1999IMS8-10#PBF finds application in various fields, including:

1. Power supply monitoring and control systems.
2. Battery management systems.
3. Motor control circuits.
4. Industrial automation and control systems.
5. Current sensing in automotive electronics.

Detailed and Complete Alternative Models

1. LT6105 - Precision high-side current sense amplifier with higher gain bandwidth product.
2. INA219 - Bidirectional current/power monitor with integrated shunt resistor.
3. MAX4080 - High-side current sense amplifier with adjustable gain.
4. AD8210 - High common-mode voltage, bidirectional current shunt monitor.

These alternative models offer different features and specifications, providing options to suit specific application requirements.

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