LTC2991CMS#PBF

Product Overview

The LTC2991CMS#PBF belongs to the category of analog temperature sensors and monitors. It is commonly used for monitoring temperature, voltage, and current in a variety of applications. The LTC2991CMS#PBF is known for its high accuracy, low power consumption, and small package size. It comes in a 10-MSOP package and is an essential component for precise temperature and voltage monitoring in electronic systems.

Basic Information

• Category: Analog Temperature Sensor and Monitor
• Use: Monitoring temperature, voltage, and current
• Characteristics: High accuracy, low power consumption
• Package: 10-MSOP
• Essence: Precise temperature and voltage monitoring
• Packaging/Quantity: Available in standard packaging with specified quantities

Specifications

The LTC2991CMS#PBF features include: - Temperature Measurement Range: -40°C to 125°C - Voltage Measurement Range: 0V to 2.5V - Current Measurement Range: 0A to 100mA - Accuracy: ±1°C (temperature), ±0.8% (voltage), ±1% (current)

Detailed Pin Configuration

The LTC2991CMS#PBF pin configuration is as follows: 1. VIN+ (Positive Supply Input) 2. VIN- (Negative Supply Input) 3. SCL (I2C Serial Clock Input) 4. SDA (I2C Serial Data Input/Output) 5. ALERT (Open-Drain Alert Output) 6. GND (Ground) 7. THERM (Temperature Sense Input) 8. VCC (Power Supply Input) 9. V1 (Voltage Sense Input) 10. I1 (Current Sense Input)

Functional Features

The LTC2991CMS#PBF offers the following functional features: - Simultaneous temperature, voltage, and current monitoring - I2C interface for communication with microcontrollers - Programmable thresholds for alerting - Low power consumption for battery-operated systems

Advantages and Disadvantages

Advantages

• High accuracy in temperature, voltage, and current measurements
• Small package size for space-constrained designs
• Low power consumption for energy-efficient applications
• Programmable alert thresholds for customizable monitoring

Disadvantages

• Limited to specific temperature, voltage, and current ranges
• Requires I2C interface for communication with external devices

Working Principles

The LTC2991CMS#PBF operates by measuring the voltage across a sense resistor to determine the current flowing through it. It also utilizes an internal temperature sensor to measure the ambient temperature. These measurements are then converted to digital values and communicated via the I2C interface to the microcontroller for further processing and monitoring.

Detailed Application Field Plans

The LTC2991CMS#PBF finds extensive application in various fields, including: - Electronic equipment temperature monitoring - Battery management systems - Power supply voltage and current monitoring - Industrial automation and control systems - Automotive electronics for thermal management

Detailed and Complete Alternative Models

Some alternative models to the LTC2991CMS#PBF include: - MAX31855 - ADT7410 - INA219 - MCP9808

In conclusion, the LTC2991CMS#PBF is a versatile analog temperature sensor and monitor that provides accurate and reliable measurements for temperature, voltage, and current monitoring in diverse electronic systems.

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