MAX805LCSA+T

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX805LCSA+T is a voltage detector and reset circuit IC. It is designed to monitor the power supply voltage of electronic devices and provide a reset signal when the voltage drops below a certain threshold.

Characteristics: - Low-power consumption - Wide operating voltage range - Adjustable reset threshold - Small package size - High accuracy

Package: SOIC (Small Outline Integrated Circuit)

Essence: The MAX805LCSA+T is an essential component in electronic devices that require a reliable reset function to ensure proper operation and prevent data corruption during power fluctuations or brownout conditions.

Packaging/Quantity: The MAX805LCSA+T is typically sold in reels containing 2500 units.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage Range: 1.2V to 4.63V
• Quiescent Current: 7µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low Push-Pull

Pin Configuration

The MAX805LCSA+T has a total of 8 pins, which are assigned specific functions as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | GND | Ground | | 2 | RESET | Reset Output | | 3 | VCC | Power Supply Voltage | | 4 | MR | Manual Reset Input | | 5 | TH | Threshold Adjust | | 6 | CT | Capacitor Connection | | 7 | NC | No Connect | | 8 | VCC | Power Supply Voltage |

Functional Features

• Monitors power supply voltage and generates a reset signal when the voltage drops below the set threshold.
• Provides manual reset capability through the MR pin.
• Adjustable reset threshold allows customization for different applications.
• Low quiescent current ensures minimal power consumption.
• Active-low push-pull output provides a strong and reliable reset signal.

Advantages and Disadvantages

Advantages: - Wide operating voltage range makes it suitable for various electronic devices. - Adjustable reset threshold offers flexibility in different applications. - Small package size saves board space. - Low-power consumption prolongs battery life. - Accurate and reliable reset function ensures system stability.

Disadvantages: - Limited number of pins may restrict additional functionalities. - Not suitable for applications requiring high voltage monitoring.

Working Principles

The MAX805LCSA+T operates by continuously monitoring the power supply voltage. When the voltage drops below the set threshold, the IC generates a reset signal, which can be used to initialize or restart the device. The reset signal remains active until the power supply voltage rises above the threshold again. The threshold voltage can be adjusted using an external resistor connected to the TH pin.

Detailed Application Field Plans

The MAX805LCSA+T is widely used in various electronic devices that require a reliable reset function, such as: - Microcontrollers - Embedded systems - Industrial control systems - Communication equipment - Consumer electronics

Detailed and Complete Alternative Models

• MAX803LCSA+T
• MAX809LCSA+T
• MAX810LCSA+T
• MAX811LCSA+T
• MAX812LCSA+T

These alternative models offer similar functionality and characteristics to the MAX805LCSA+T and can be considered as replacements depending on specific requirements and availability.

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