MAX6455UT46S+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy, small form factor
• Package: SOT23-6
• Essence: Monitors voltage levels and provides reset signals
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: 2.93V, 3.08V, 3.30V, 4.63V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5µA (typical)

Detailed Pin Configuration

The MAX6455UT46S+T IC has the following pin configuration:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage
5. TH: Threshold selection input
6. CT: Reset timeout period selection input

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the selected threshold.
• Provides an adjustable reset timeout period to ensure proper system initialization.
• Includes a manual reset input for external reset control.
• Low quiescent current consumption makes it suitable for battery-powered applications.
• Small form factor package allows for space-constrained designs.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems. - Adjustable reset threshold and timeout period provide flexibility in different applications. - Low quiescent current consumption prolongs battery life. - Small package size allows for compact designs.

Disadvantages: - Limited number of reset threshold options. - Manual reset input may require additional external components for proper functionality.

Working Principles

The MAX6455UT46S+T is a voltage supervisor IC that continuously monitors the supply voltage. When the voltage falls below the selected threshold, it generates an active-low reset signal. The reset timeout period can be adjusted to ensure proper system initialization. The manual reset input allows for external control of the reset signal. The IC operates with low quiescent current consumption, making it suitable for battery-powered applications.

Detailed Application Field Plans

The MAX6455UT46S+T is commonly used in various applications, including:

1. Battery-powered devices: It ensures proper system operation by monitoring the battery voltage and generating a reset signal when it drops below the specified threshold.
2. Microcontroller systems: The IC provides a reliable reset signal during power-up or voltage fluctuations, ensuring stable operation of the microcontroller.
3. Industrial automation: It is used in control systems to monitor power supply voltages and initiate system resets if necessary.
4. Automotive electronics: The IC plays a crucial role in automotive applications, where it monitors critical voltages and triggers resets to prevent malfunctions.

Detailed and Complete Alternative Models

1. MAX6456UT46S+T: Similar to MAX6455UT46S+T but with additional features such as watchdog timer and adjustable reset timeout period.
2. MAX6457UT46S+T: Voltage supervisor IC with higher accuracy and wider range of reset threshold options.
3. MAX6458UT46S+T: Low-power voltage supervisor IC with integrated power-on reset delay circuitry.

These alternative models offer similar functionality to the MAX6455UT46S+T but may have additional features or improved specifications based on specific application requirements.

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