MAX6709IUB+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 specified threshold.
  • Provides a reliable way to ensure proper system operation by resetting the microcontroller or other digital logic devices during power-up, power-down, or brownout conditions.
• Package: µMAX® (SOT23-6)
• Essence: The MAX6709IUB+T is a compact and versatile voltage monitor and reset circuit that offers reliable protection for electronic systems.
• Packaging/Quantity: Available in tape and reel packaging with 3,000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 4.38V, and Adjustable
• Reset Timeout Period: 140ms (typical)
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 7µA (typical)

Detailed Pin Configuration

The MAX6709IUB+T has the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| RESET OUT |-- Pin 2: Reset Output (RESET OUT) --| THRESHOLD |-- Pin 3: Threshold Input (THRESHOLD) --| MR |-- Pin 4: Manual Reset Input (MR) --| RESET IN |-- Pin 5: Reset Input (RESET IN) --| VCC |-- Pin 6: Power Supply (VCC) |___________| ```

Functional Features

• Monitors the voltage level of the power supply continuously.
• Generates a reset signal when the voltage falls below the threshold set by the THRESHOLD pin.
• Provides a manual reset option through the MR pin.
• Offers adjustable threshold voltage option for flexibility.
• Low quiescent current consumption ensures minimal power usage.

Advantages and Disadvantages

Advantages: - Compact and space-saving package. - Wide operating voltage range. - Adjustable threshold voltage option. - Low quiescent current consumption.

Disadvantages: - Limited number of threshold voltage options.

Working Principles

The MAX6709IUB+T operates by comparing the voltage at the THRESHOLD pin with an internal reference voltage. When the voltage at the THRESHOLD pin falls below the specified threshold, the RESET OUT pin is pulled low, generating a reset signal. The reset signal remains active until the voltage at the THRESHOLD pin rises above the threshold or a manual reset is triggered through the MR pin.

Detailed Application Field Plans

The MAX6709IUB+T finds applications in various electronic systems where reliable voltage monitoring and reset functionality are required. Some potential application fields include:

1. Microcontroller-based Systems: Provides essential protection for microcontroller-based systems, ensuring proper operation during power fluctuations.
2. Industrial Control Systems: Ensures reliable operation of industrial control systems by resetting critical components during power-up or brownout conditions.
3. Embedded Systems: Protects embedded systems from voltage variations, preventing data corruption or system instability.
4. Battery-Powered Devices: Monitors battery voltage levels and triggers a reset when the voltage drops below a safe threshold, preventing damage to the device or data loss.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX6709IUB+T are:

1. MAX6710AUB+T
2. MAX6711MEXST
3. MAX6712TEXST
4. MAX6713MEXST
5. MAX6714AUB+T

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

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