MAX818LCSA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX818LCSA+ belongs to the category of integrated circuits (ICs).

Use

The MAX818LCSA+ IC is primarily used for voltage monitoring and reset functions in electronic devices.

Characteristics

• Voltage monitoring and reset functionality
• Low power consumption
• Wide operating voltage range
• Small package size
• High accuracy

Package

The MAX818LCSA+ is available in a small surface mount SOIC package.

Essence

The essence of MAX818LCSA+ lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper functioning of electronic devices.

Packaging/Quantity

The MAX818LCSA+ is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and mass production.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, and adjustable
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, and adjustable
• Quiescent Current: 7µA (typical)

Detailed Pin Configuration

The MAX818LCSA+ has the following pin configuration:

Pin 1: GND (Ground) Pin 2: RESET (Reset Output) Pin 3: MR (Manual Reset Input) Pin 4: VCC (Supply Voltage)

Functional Features

• Voltage monitoring: The MAX818LCSA+ continuously monitors the supply voltage and compares it with the preset threshold voltage.
• Reset signal generation: When the supply voltage falls below the threshold voltage, the MAX818LCSA+ generates a reset signal to initiate a system reset.
• Manual reset input: The MR pin allows for manual reset control, overriding the automatic reset function.

Advantages and Disadvantages

Advantages

• High accuracy voltage monitoring
• Low power consumption
• Wide operating voltage range
• Small package size for space-constrained applications

Disadvantages

• Limited number of preset threshold voltage options
• Lack of adjustable reset timeout period in some versions

Working Principles

The MAX818LCSA+ operates by continuously monitoring the supply voltage using an internal voltage reference. When the supply voltage falls below the preset threshold voltage, the IC generates a reset signal. This signal can be used to reset microcontrollers, digital logic circuits, or other electronic devices.

Detailed Application Field Plans

The MAX818LCSA+ finds application in various electronic devices and systems, including: 1. Microcontroller-based systems 2. Power management circuits 3. Battery-powered devices 4. Industrial automation equipment 5. Automotive electronics 6. Consumer electronics

Detailed and Complete Alternative Models

1. MAX809LCSA+: Similar to MAX818LCSA+, but with fixed reset threshold voltage options.
2. MAX811LCSA+: Provides additional features such as watchdog timer functionality.
3. MAX803LCSA+: Offers adjustable reset timeout period along with voltage monitoring.

These alternative models provide similar voltage monitoring and reset functions, catering to different requirements and specifications.

In conclusion, the MAX818LCSA+ is a versatile integrated circuit that offers accurate voltage monitoring and reset functionality. Its small package size, low power consumption, and wide operating voltage range make it suitable for various applications in the field of electronics.