MAX6384XS46D3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics:
  • Monitors the voltage level of a power supply and generates a reset signal when the voltage falls below a certain threshold.
  • Provides a reliable way to ensure proper system initialization and operation.
  • Helps prevent data corruption and system malfunctions caused by unstable power supply conditions.
• Package: SOT23-6
• Essence: Voltage monitoring and reset functionality in a compact package.
• Packaging/Quantity: Tape and Reel, 3000 units per reel.

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.30V, 4.63V, 4.38V, 4.50V
• Reset Timeout Period: Adjustable or Fixed (140ms, 280ms, 560ms, 1120ms)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6384XS46D3+T IC has the following pin configuration:

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

Functional Features

• Voltage Monitoring: The MAX6384XS46D3+T continuously monitors the voltage level of the power supply connected to it.
• Reset Generation: When the voltage falls below the set threshold, the IC generates an active-low reset signal.
• Manual Reset: The MR pin allows for manual reset control, overriding the automatic reset generation.
• Adjustable Reset Timeout: The reset timeout period can be adjusted using an external capacitor connected to the CT pin.
• Power-On Reset Delay: The IC ensures a stable power supply before generating the reset signal, preventing false resets during power-up.

Advantages and Disadvantages

Advantages: - Compact package size allows for space-efficient integration into various electronic systems. - Wide supply voltage range enables compatibility with different power supply configurations. - Adjustable reset timeout period provides flexibility in system design. - Manual reset capability allows for user-controlled system initialization.

Disadvantages: - Limited threshold voltage options may not cover all desired voltage monitoring requirements. - Fixed reset timeout periods may not suit all application scenarios.

Working Principles

The MAX6384XS46D3+T operates by comparing the input voltage with the set threshold voltage. When the input voltage falls below the threshold, the IC triggers the reset output, indicating a power supply failure. The reset signal remains active until the input voltage rises above the threshold or a manual reset is initiated.

The reset timeout period determines how long the reset signal remains active after the voltage returns to normal. This feature prevents premature system operation during power-up and ensures stability before allowing normal system functioning.

Detailed Application Field Plans

The MAX6384XS46D3+T finds applications in various fields, including:

1. Microcontrollers and Processors: Ensuring proper initialization and reliable operation of digital systems.
2. Communication Systems: Preventing data corruption and system malfunctions caused by power supply fluctuations.
3. Industrial Control Systems: Providing a robust reset mechanism for critical control circuits.
4. Automotive Electronics: Enhancing the reliability of automotive electronic systems by monitoring power supply conditions.

Detailed and Complete Alternative Models

1. MAX6384XS46D3+T: The specific model discussed in this entry.
2. MAX6385XS46D3+T: Similar to MAX6384XS46D3+T but with different threshold voltage options.
3. MAX6386XS46D3+T: Enhanced version with additional features like power-on reset delay adjustment.

(Note: This list is not exhaustive and other alternative models may exist.)

This entry provides an overview of the MAX6384XS46D3+T voltage monitor and reset circuit IC. It covers its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.