MAX6456UT46S+T

Product Overview

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

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Reset Threshold Voltage: Adjustable from 0.4V to 4.63V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6456UT46S+T has a total of six pins:

1. GND: Ground connection.
2. RESET: Active-low reset output.
3. MR: Manual reset input.
4. VCC: Positive supply voltage.
5. TH: Threshold adjust pin for setting the reset threshold voltage.
6. TO: Timeout adjust pin for setting the reset timeout period.

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the set threshold.
• Provides a manual reset input for immediate system reset.
• Adjustable reset threshold and timeout period for flexibility in different applications.
• Low quiescent current consumption, making it suitable for battery-powered devices.
• Small package size allows for space-constrained designs.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems. - Adjustable threshold and timeout provide customization options. - Low-power operation prolongs battery life. - Small package size saves board space.

Disadvantages: - Limited number of pins may restrict functionality in complex systems. - Lack of built-in hysteresis may lead to potential noise-related issues.

Working Principles

The MAX6456UT46S+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the set threshold, the reset output is activated, indicating a power failure or low voltage condition. The reset signal remains active until the voltage rises above the threshold or a manual reset is triggered.

Detailed Application Field Plans

The MAX6456UT46S+T finds applications in various fields, including:

1. Battery-powered devices: Provides voltage supervision to prevent damage due to low battery voltage.
2. Industrial control systems: Ensures reliable operation by monitoring power supply integrity.
3. Automotive electronics: Protects sensitive components from voltage fluctuations and ensures proper system startup.
4. Home automation: Enables safe and efficient operation of smart home devices by monitoring power supply stability.
5. Medical equipment: Guarantees uninterrupted operation by detecting power supply anomalies.

Detailed and Complete Alternative Models

1. MAX6457UT46S+T: Similar to MAX6456UT46S+T but with additional features such as adjustable hysteresis.
2. MAX6458UT46S+T: Offers higher accuracy and wider operating temperature range compared to MAX6456UT46S+T.
3. MAX6459UT46S+T: Provides multiple reset outputs for enhanced system monitoring capabilities.

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