MAX819LEPA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX819LEPA+ belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage monitoring and power supply sequencing applications.

Characteristics

• Voltage monitoring capabilities
• Power supply sequencing functionality
• Compact package design
• High reliability and performance

Package

The MAX819LEPA+ is available in a small outline package (SOIC) with 8 pins.

Essence

The essence of MAX819LEPA+ lies in its ability to monitor voltages and sequence power supplies effectively.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low, Open-Drain
• Threshold Voltage Accuracy: ±1.5%
• Quiescent Current: 10µA (typical)

Detailed Pin Configuration

1. GND: Ground connection
2. IN1: Input voltage 1
3. IN2: Input voltage 2
4. RESET#: Active-low reset output
5. VCC: Positive supply voltage
6. GND: Ground connection
7. OUT: Output voltage
8. EN#: Enable input

Functional Features

• Voltage monitoring for two input sources
• Power supply sequencing control
• Active-low reset output signal
• Enable input for system control

Advantages

• Accurate voltage monitoring
• Efficient power supply sequencing
• Low quiescent current
• Small form factor package
• Wide operating temperature range

Disadvantages

• Limited number of input sources (two)
• Active-low reset output may require additional circuitry for certain applications

Working Principles

The MAX819LEPA+ operates by monitoring the voltage levels of two input sources, IN1 and IN2. It compares these voltages to a threshold level and generates an active-low reset signal (RESET#) when the voltage falls below the threshold. The power supply sequencing feature ensures that the system powers up in a controlled manner, preventing any potential issues.

Detailed Application Field Plans

The MAX819LEPA+ finds application in various fields, including: - Power management systems - Industrial automation - Automotive electronics - Telecommunications equipment - Consumer electronics

Detailed and Complete Alternative Models

1. MAX809SEXR-T: Similar voltage monitoring and power sequencing capabilities, with different package options.
2. MAX811TEUS-T: Provides additional features such as manual reset input and watchdog timer functionality.
3. MAX803TEXR+: Offers higher accuracy in voltage threshold detection and wider operating temperature range.

In conclusion, the MAX819LEPA+ is a versatile integrated circuit designed for voltage monitoring and power supply sequencing applications. Its compact package, accurate performance, and wide operating temperature range make it suitable for various industries. However, it has limitations in terms of the number of input sources and may require additional circuitry for specific applications. There are alternative models available with different features and specifications to cater to diverse requirements.