MAX6421XS46+T

Product Overview

Category

The MAX6421XS46+T belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage monitoring and reset functions in electronic devices.

Characteristics

• Voltage monitoring: The MAX6421XS46+T provides accurate monitoring of supply voltages.
• Reset function: It generates a reset signal when the monitored voltage falls below a specified threshold.
• Low power consumption: This IC operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: The MAX6421XS46+T can operate within a wide range of supply voltages.
• Small package size: It comes in a compact package, allowing for space-efficient integration into electronic systems.

Package

The MAX6421XS46+T is available in a small surface-mount package.

Essence

The essence of this product lies in its ability to monitor supply voltages accurately and provide a reset signal when necessary. This ensures the reliable operation of electronic devices.

Packaging/Quantity

The MAX6421XS46+T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 4.6V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low Push-Pull
• Quiescent Current: 3µA (typical)
• Power-On Reset Delay: 100ms (typical)

Detailed Pin Configuration

The MAX6421XS46+T has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | GND | Ground | | 2 | MR | Manual Reset (active-low) | | 3 | VCC | Supply Voltage Input | | 4 | RESET | Reset Output (active-low) |

Functional Features

1. Accurate voltage monitoring: The MAX6421XS46+T ensures precise monitoring of supply voltages, preventing potential malfunctions.
2. Reset signal generation: It generates a reset signal when the monitored voltage falls below the specified threshold, allowing for proper system initialization.
3. Low power consumption: This IC operates with low power consumption, minimizing energy usage in electronic devices.
4. Wide operating voltage range: The MAX6421XS46+T can operate within a wide range of supply voltages, providing flexibility in various applications.
5. Compact package size: Its small package size enables easy integration into space-constrained electronic systems.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable operation of electronic devices.
• Reset signal generation allows for proper system initialization.
• Low power consumption prolongs battery life in portable applications.
• Wide operating voltage range provides flexibility in different power supply scenarios.
• Compact package size facilitates space-efficient integration.

Disadvantages

• Limited threshold voltage options may not cater to all specific voltage requirements.
• Lack of additional features such as adjustable delay or hysteresis settings.

Working Principles

The MAX6421XS46+T operates by continuously monitoring the supply voltage connected to its VCC pin. When the voltage falls below the specified threshold, the IC generates an active-low reset signal on the RESET pin. This signal can be used to reset microcontrollers, digital logic circuits, or other components in the system. The manual reset (MR) pin allows for immediate system reset when pulled low.

Detailed Application Field Plans

The MAX6421XS46+T finds application in various fields, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Internet of Things (IoT) devices

In consumer electronics, it can be used to monitor and reset power supply voltages in smartphones, tablets, and gaming consoles. In industrial automation, this IC ensures reliable operation by monitoring critical voltage levels in control systems. Automotive applications include monitoring vehicle battery voltage and initiating system resets when necessary. Medical devices benefit from the accurate voltage monitoring and reset capabilities of the MAX6421XS46+T. IoT devices can utilize this IC for power management and system integrity.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX6421XS46+T are:

1. MAX6422XS46+T: This variant offers a different threshold voltage option while maintaining the same features and package.
2. MAX6421XS44+T: Similar to the MAX6421XS46+T, but with a lower threshold voltage option.
3. MAX6421XS46+U: This model comes in a different package type, offering an alternative form factor.

These alternative models provide flexibility in selecting the appropriate