MAX6728KAZWD3+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX6728KAZWD3+ belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage monitoring and reset functionality
• Low power consumption
• Wide operating voltage range
• Small package size

Package

The MAX6728KAZWD3+ is available in a small surface-mount SOT23-5 package.

Essence

The essence of MAX6728KAZWD3+ lies in its ability to monitor voltage levels and provide reset signals to ensure proper functioning of electronic devices.

Packaging/Quantity

This IC 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: 3.08V
• Reset Timeout Period: 140ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6728KAZWD3+ has a total of 5 pins:

1. GND: Ground pin
2. RESET: Reset output pin
3. MR: Manual reset input pin
4. VCC: Power supply pin
5. TH: Threshold voltage selection pin

Functional Features

• Voltage Monitoring: The MAX6728KAZWD3+ continuously monitors the input voltage and compares it with the preset threshold voltage.
• Reset Generation: When the input voltage falls below the threshold voltage, the IC generates a reset signal to initiate a system reset.
• Manual Reset: The manual reset input allows external control over the reset function.
• Adjustable Threshold Voltage: The threshold voltage can be set using an external resistor connected to the TH pin.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality
• Low power consumption
• Wide operating voltage range allows for versatile applications
• Small package size enables space-saving designs

Disadvantages

• Limited availability of alternative models with similar specifications
• May require additional external components for certain applications

Working Principles

The MAX6728KAZWD3+ operates by continuously monitoring the input voltage using an internal voltage comparator. When the input voltage falls below the preset threshold voltage, the IC generates a reset signal to initiate a system reset. The manual reset input provides flexibility for external control over the reset function. The threshold voltage can be adjusted using an external resistor connected to the TH pin.

Detailed Application Field Plans

The MAX6728KAZWD3+ finds applications in various electronic devices that require reliable voltage monitoring and reset functions. Some potential application fields include:

1. Microcontrollers: Ensuring proper system initialization and recovery after power disruptions.
2. Industrial Control Systems: Monitoring power supply voltages to prevent malfunctions or damage.
3. Automotive Electronics: Providing reset signals to restart systems in case of voltage fluctuations.
4. Battery-Powered Devices: Protecting against undervoltage conditions to prevent data loss or device malfunction.

Detailed and Complete Alternative Models

While there are limited alternative models with identical specifications, some alternative ICs that offer similar functionality include:

1. MAX6715UTZWD3+: Offers adjustable threshold voltage and reset timeout period.
2. MAX6389XS23D3-T: Provides fixed threshold voltage and adjustable reset timeout period.
3. ADM708TARZ: Features adjustable threshold voltage and integrated watchdog timer.

These alternative models can be considered based on specific application requirements and availability.

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