MAX6363HUT31+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, precision voltage monitor with adjustable threshold
• Package: SOT23-6
• Essence: Monitors supply voltage and provides a reset signal when the voltage drops below a set threshold
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: Adjustable from 1.2V to 4.6V in 100mV steps
• Reset Timeout Period: Fixed 140ms
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6363HUT31+T has a total of six pins arranged as follows:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| RST OUT |-- Pin 2: Reset Output (OUT) --| TH MR |-- Pin 3: Threshold Input (TH) --| |-- No Connection --| |-- No Connection --|__________|-- Pin 6: Supply Voltage (VCC) ```

Functional Features

• Monitors the supply voltage and generates a reset signal when the voltage falls below the set threshold
• Adjustable threshold voltage allows customization for different applications
• Precision voltage monitoring ensures accurate detection of voltage drops
• Low quiescent current minimizes power consumption
• Fixed reset timeout period ensures a reliable reset signal is generated

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - Adjustable threshold voltage provides flexibility for different voltage monitoring requirements - Low quiescent current helps conserve power in battery-operated devices - Small package size (SOT23-6) enables space-efficient designs

Disadvantages: - Fixed reset timeout period may not be suitable for all applications requiring different timeout durations - Limited number of threshold voltage options available in 100mV steps

Working Principles

The MAX6363HUT31+T is a voltage monitor IC that operates by comparing the supply voltage (VCC) with a user-adjustable threshold voltage (TH). When the supply voltage drops below the set threshold, the IC generates a reset signal (OUT) to indicate a power failure or low voltage condition. The reset signal remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The MAX6363HUT31+T can be used in various applications where voltage monitoring and reliable reset generation are required. Some potential application fields include:

1. Battery-Powered Devices: Ensuring proper shutdown or hibernation when the battery voltage drops below a certain level.
2. Industrial Control Systems: Monitoring power supply integrity to prevent data loss or equipment malfunction during voltage fluctuations.
3. Automotive Electronics: Detecting low voltage conditions to trigger appropriate actions, such as warning indicators or safe shutdowns.
4. Home Automation: Providing voltage monitoring capabilities for smart home devices to maintain stable operation and prevent data corruption.

Detailed and Complete Alternative Models

1. MAX6363HUT26+T: Similar to MAX6363HUT31+T but with a fixed threshold voltage of 2.6V.
2. MAX6363HUT33+T: Similar to MAX6363HUT31+T but with a fixed threshold voltage of 3.3V.
3. MAX6363HUT50+T: Similar to MAX6363HUT31+T but with a fixed threshold voltage of 5.0V.

These alternative models offer different fixed threshold voltage options to suit specific voltage monitoring requirements.

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