LTC2991IMS#PBF

Name: LTC2991IMS#PBF
Brand: Analog Devices
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

Current & Power Monitors & Regulators Octal I2C Voltage, Current, and Temperature Monitor

9,659 Effective Inventory

LTC2991IMS#PBF

Effective Inventory9,659

Current & Power Monitors & Regulators Octal I2C Voltage, Current, and Temperature Monitor

Manufacturer Part # : LTC2991IMS#PBF
Package/Case: MSOP-16
Part Status : Active
Brand: Analog Devices
Product Categories : Thermal Management
Series : LTC2991

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LTC2991IMS#PBF DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$8.412	$8.41
10	$8.216	$82.16
30	$7.336	$220.08
100	$7.206	$720.60

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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LTC2991IMS#PBF Details

The LTC2991IMS#PBF is a multi-temperature sensor from Linear Technology, capable of measuring four temperature channels with high accuracy. This sensor offers a wide temperature measurement range, enabling precise temperature monitoring in various applications. It features an I2C interface for easy digital communication and configuration, making it suitable for temperature sensing and thermal management systems.

Pinout

1 (SCL): I2C Serial Clock Input
2 (SDA): I2C Serial Data Input/Output
3 (GND): Ground
4 (VCC): Positive Power Supply
5 (T1-T4): Temperature Sense Inputs

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Multi-Channel Temperature Sensing: Capable of measuring up to four temperature channels simultaneously.
High Accuracy: Provides accurate temperature readings for precise thermal management.
Wide Temperature Range: Operates over a broad temperature range, suitable for various environments.
I2C Interface: Allows for easy digital communication and configuration.
Low Power Consumption: Designed for low power operation, ideal for battery-powered applications.

Application

Temperature Monitoring: Ideal for monitoring temperature in electronic systems and industrial applications.
Thermal Management: Used in thermal management systems to regulate temperature and prevent overheating.
HVAC Systems: Suitable for HVAC systems for efficient temperature control and monitoring.

Where to Use

The LTC2991IMS#PBF is suitable for applications requiring accurate multi-channel temperature sensing and monitoring. It is commonly used in temperature-sensitive systems, thermal management solutions, and HVAC applications for optimal temperature control and efficiency.

How to Use

Connect the LTC2991IMS#PBF to your circuit by wiring the SCL and SDA pins to the I2C bus, ensuring proper power supply connections to VCC and GND. Use the T1-T4 pins to measure multiple temperature channels. Communicate with the sensor via the I2C interface to read temperature data and configure settings. Refer to the datasheet for detailed usage instructions.

Application Circuit

The application circuit diagram for the LTC2991IMS#PBF illustrates how to connect the multi-temperature sensor to your system. It includes connections for power, I2C communication, and temperature sense inputs, ensuring accurate temperature measurement and monitoring.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

LM75A: A similar temperature sensor offering comparable features and performance.
MAX31850: An alternative multi-temperature sensor with equivalent functionality.

Complementary

The LTC2991IMS#PBF can be complemented by the LTC2983IMS#PBF, which offers additional temperature channels and enhanced I2C communication features. This combination provides comprehensive temperature sensing and monitoring capabilities for complex systems.

When selecting complementary sensors, ensure compatibility and alignment with your application's temperature monitoring requirements.

Frequently Asked Questions

Q: How many temperature channels can the LTC2991IMS#PBF measure?

A: The LTC2991IMS#PBF can measure up to four temperature channels simultaneously. Each channel provides accurate temperature readings for comprehensive monitoring.

Q: Is the LTC2991IMS#PBF suitable for battery-powered applications?

A: Yes, the LTC2991IMS#PBF is designed for low power consumption, making it suitable for battery-powered applications where efficient temperature sensing is required.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	Current & Power Monitors & Regulators	RoHS	Details
Product	Current Monitors	Sensing Method	High Side
Supply Voltage - Max	5.5 V	Supply Voltage - Min	2.9 V
Operating Supply Current	1.1 mA	Accuracy	0.7 %
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature !	+ 85 C
Mounting Style	SMD/SMT	Package / Case	MSOP-16
Brand	Analog Devices	Input Voltage Range	2.9 V to 5.5 V
Output Current !	260 uA	Pd - Power Dissipation	5.5 mW
Product Type !	Current & Power Monitors & Regulators	Series	LTC2991
Factory Pack Quantity	37	Subcategory	PMIC - Power Management ICs
Unit Weight	0.045779 oz

FAQs

What is LTC2991IMS#PBF?

The LTC2991IMS#PBF is a high-accuracy quad voltage, current and temperature monitor designed by Linear Technology (now part of Analog Devices). It is ideal for a wide range of system monitoring applications where precision measurements of multiple parameters are required, such as industrial control systems, power management, and automotive electronics.

How Does LTC2991IMS#PBF Work?

The LTC2991IMS#PBF works by simultaneously monitoring four voltage channels and four external temperature sensors, or three voltage channels and on-chip temperature sensors. It digitizes the measurements and communicates the data through an I2C interface, providing accurate information about the system's operating conditions.

How Many Pins does LTC2991IMS#PBF have and What are the Functions of the Pinout Configuration?

The LTC2991IMS#PBF is housed in a 10-lead MSOP (Mini Small Outline Package) package. The pinout configuration includes:

VCC: Power supply pin.
GND: Ground pin.
SCL, SDA: I2C interface pins for communication.
V1-V4: Voltage input channels.
REMOTE, INTVCC: Remote temperature channel and internal VCC monitor inputs.
IN1-IN4: Current sense input pins.

What are the Pros and Cons of LTC2991IMS#PBF?

Pros:

High Accuracy: Provides precise monitoring of multiple system parameters.
Flexibility: Can monitor voltage, current, and temperature, offering versatile system monitoring capabilities.
I2C Interface: Allows for easy integration and communication with digital systems.
Low Power Operation: Operates with low power consumption, suitable for energy-efficient applications.
Compact Package: The 10-lead MSOP package is space-efficient, suitable for compact designs.

Cons:

Complexity: Requires careful consideration of the system's operating conditions and sensor integration for accurate measurements.
External Components: May require additional external components, such as temperature sensors, for specific monitoring requirements.
Configuration Overhead: Setting up and configuring the monitoring parameters may require additional planning and effort.

Are There Any Equivalents/Alternatives to LTC2991IMS#PBF for Recommendation?

The LTC2990 from Linear Technology (Analog Devices) is a similar quad voltage, current, and temperature monitor with slightly different features.
Alternatives to the LTC2991IMS#PBF include the MAX31725 from Maxim Integrated and the INA226 from Texas Instruments.