MAX6724AUTTGD3+T

Product Overview

• Category: Integrated Circuit
• Use: Voltage Monitoring and Resetting
• Characteristics: Low-power, Precision, Adjustable Threshold Voltage
• Package: SOT23-6
• Essence: Supervisory Circuit with Manual Reset Input
• Packaging/Quantity: Tape and Reel / 3000 pieces per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Threshold Voltage Options: Adjustable from 0.4V to 5V in 100mV increments
• Manual Reset Input: Active-Low or Active-High
• Reset Timeout Period: Fixed or Adjustable
• Power-On Reset Delay: 150ms (typical)
• Quiescent Current: 2µA (typical)

Detailed Pin Configuration

The MAX6724AUTTGD3+T has a total of six pins arranged as follows:

```

---

| | --| VDD GND |-- Pin 1: Ground (GND) --| MR RST |-- Pin 2: Manual Reset Input (MR) --| RESET VCC |-- Pin 3: Power Supply (VCC) --| GND GND |-- Pin 4: Ground (GND) --| TH OUT |-- Pin 5: Threshold Voltage (TH) and Reset Output (OUT) --| GND GND |-- Pin 6: Ground (GND) |___________| ```

Functional Features

• Monitors the supply voltage and asserts reset when it falls below the threshold voltage.
• Provides manual reset capability through the MR pin.
• Offers adjustable threshold voltage options for flexibility.
• Supports active-low or active-high manual reset input.
• Allows fixed or adjustable reset timeout period.
• Provides a reset output signal to indicate the system is in a reset state.

Advantages and Disadvantages

Advantages: - Low-power consumption, suitable for battery-powered applications. - Precision voltage monitoring ensures reliable system operation. - Adjustable threshold voltage allows customization for different requirements. - Manual reset input provides additional control over the reset function.

Disadvantages: - Limited number of threshold voltage options available. - SOT23-6 package may not be suitable for all applications requiring voltage monitoring.

Working Principles

The MAX6724AUTTGD3+T is a supervisory circuit that continuously monitors the supply voltage. It compares the supply voltage with the threshold voltage set by the user. When the supply voltage falls below the threshold voltage, the reset output is asserted, indicating a system reset condition. The manual reset input (MR) allows the user to manually assert a reset signal, overriding the voltage monitoring function. The reset timeout period can be fixed or adjustable, determining how long the reset output remains asserted after the supply voltage returns above the threshold voltage.

Detailed Application Field Plans

The MAX6724AUTTGD3+T is commonly used in various applications where voltage monitoring and resetting are critical for system reliability. Some specific application fields include:

1. Battery-Powered Devices: Portable electronics, IoT devices, and wearable devices often rely on batteries as their power source. The MAX6724AUTTGD3+T ensures proper operation by monitoring the battery voltage and initiating a reset if it drops below a safe level.

2. Industrial Control Systems: In industrial environments, voltage fluctuations can occur due to power supply issues or electrical noise. The MAX6724AUTTGD3+T helps maintain stable operation by monitoring the supply voltage and resetting the system if necessary.

3. Automotive Electronics: Automotive systems require precise voltage monitoring to ensure the safety and reliability of various components. The MAX6724AUTTGD3+T can be used in automotive applications such as engine control units, infotainment systems, and safety modules.

Detailed and Complete Alternative Models

1. MAX6715AUKSDD3+T: Similar to the MAX6724AUTTGD3+T, this model offers adjustable threshold voltage and manual reset input. It comes in a SOT23-5 package and has a supply voltage range of 1.6V to 5.5V.

2. MAX6730AUTLTD3+T: This alternative model provides additional features such as a watchdog timer and a power-fail comparator. It is available in a SOT23-6 package and supports an adjustable threshold voltage range from 1.2V to 5V.

3. MAX6759UTZD3+T: Designed for high-temperature environments, this model operates reliably in the temperature range of -40°C to +125°C. It offers fixed threshold voltage options and comes in a SOT23-6 package.

These alternative models provide similar functionality to the MAX6724AUTTGD3+