MAX6381XR29D2+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX6381XR29D2+ belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage monitoring and reset IC
• Low power consumption
• Wide operating voltage range
• Small package size
• High accuracy

Package

The MAX6381XR29D2+ is available in a small SOT23-5 package.

Essence

The essence of this product lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper functioning of electronic devices.

Packaging/Quantity

The MAX6381XR29D2+ is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: 2.9V
• Reset Timeout Period: 140ms
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6381XR29D2+ has the following pin configuration:

1. GND (Ground)
2. RESET (Reset Output)
3. MR (Manual Reset Input)
4. VCC (Supply Voltage)
5. RESET (Reset Output)

Functional Features

• Voltage monitoring: The MAX6381XR29D2+ continuously monitors the supply voltage and compares it to the preset threshold.
• Reset signal generation: When the supply voltage drops below the threshold, the MAX6381XR29D2+ generates a reset signal to ensure proper device operation.
• Manual reset input: The MR pin allows for manual reset control, overriding the automatic reset function.
• Reset timeout: The reset signal remains active for a specified timeout period, allowing the device to fully reset before normal operation resumes.

Advantages and Disadvantages

Advantages

• High accuracy voltage monitoring
• Low power consumption
• Wide operating voltage range
• Small package size for space-constrained applications

Disadvantages

• Limited reset timeout period may not be suitable for all applications requiring longer reset times.

Working Principles

The MAX6381XR29D2+ operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage drops below the preset threshold, the IC generates a reset signal. This ensures that the connected electronic device is properly reset and can resume normal operation.

Detailed Application Field Plans

The MAX6381XR29D2+ finds applications in various electronic devices where voltage monitoring and reset functions are critical. Some potential application fields include:

1. Microcontrollers: Ensuring proper reset and initialization of microcontrollers upon power-up or voltage fluctuations.
2. Embedded Systems: Providing reliable reset functionality for embedded systems to prevent erratic behavior.
3. Power Management: Monitoring voltage levels in power management circuits to protect sensitive components from undervoltage conditions.
4. Industrial Control Systems: Enabling safe and controlled restarts in industrial control systems after power interruptions.

Detailed and Complete Alternative Models

1. MAX6381XR29D3+: Similar to MAX6381XR29D2+, but with a different reset threshold voltage (2.9V).
2. MAX6381XR30D2+: Variant with a higher reset threshold voltage (3.0V).
3. MAX6381XR28D2+: Variant with a lower reset threshold voltage (2.8V).

These alternative models offer flexibility in choosing the appropriate reset threshold voltage for specific application requirements.

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