LTC2919IMS-2.5#TRPBF

Product Overview

Category

LTC2919IMS-2.5#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and power supply sequencing applications.

Characteristics

• Voltage monitoring: The LTC2919IMS-2.5#TRPBF provides accurate monitoring of input voltages.
• Power supply sequencing: It ensures proper sequencing of power supplies, preventing potential damage to sensitive components.
• Package: This IC comes in a small MSOP package, which allows for space-efficient integration into various electronic systems.
• Essence: The LTC2919IMS-2.5#TRPBF is designed to enhance the reliability and performance of voltage monitoring and power supply sequencing in electronic devices.
• Packaging/Quantity: The product is typically packaged in reels, containing a specific quantity per reel.

Specifications

The LTC2919IMS-2.5#TRPBF has the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 2.5V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 20µA (typical)
• Accuracy: ±1.5% (typical)

Detailed Pin Configuration

The LTC2919IMS-2.5#TRPBF features the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. IN1: Input voltage monitor 1
4. IN2: Input voltage monitor 2
5. OUT: Output voltage
6. EN: Enable pin for power sequencing control

Functional Features

The LTC2919IMS-2.5#TRPBF offers the following functional features:

• Accurate voltage monitoring: The IC monitors input voltages and provides reliable feedback for system control.
• Power supply sequencing: It ensures proper sequencing of power supplies, preventing potential damage to sensitive components.
• Enable pin control: The EN pin allows for easy enable/disable control of the power sequencing function.

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring enhances system reliability. - Power supply sequencing prevents potential damage to components. - Small package size enables space-efficient integration.

Disadvantages: - Limited input voltage range (2.7V to 5.5V). - Quiescent current may be relatively high for low-power applications.

Working Principles

The LTC2919IMS-2.5#TRPBF operates based on a voltage comparator circuit. It compares the input voltages with a reference voltage and generates appropriate output signals based on the comparison results. The enable pin controls the power sequencing functionality, allowing for proper power-up and power-down sequences.

Detailed Application Field Plans

The LTC2919IMS-2.5#TRPBF finds applications in various electronic devices, including but not limited to:

1. Power management systems
2. Battery-powered devices
3. Industrial automation equipment
4. Automotive electronics
5. Consumer electronics

In these applications, the LTC2919IMS-2.5#TRPBF ensures accurate voltage monitoring and power supply sequencing, contributing to the overall reliability and performance of the systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LTC2919IMS-2.5#TRPBF include:

1. MAX16055ETM+: This IC offers voltage monitoring and power supply sequencing features with a wider input voltage range.
2. ADM1175-1ARMZ-R7: This IC provides accurate voltage monitoring and power supply sequencing capabilities in a different package form factor.
3. TPS3890E18DBVR: This IC offers voltage monitoring and power supply sequencing features with lower quiescent current.

These alternative models can be considered based on specific application requirements and design constraints.

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