MAX6381XR23D3-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-3
• Essence: Monitors voltage levels and provides a digital output based on the threshold set by the user.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: Adjustable from 0.4V to 2.048V in 16 mV steps
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Pin Configuration

The MAX6381XR23D3-T is a three-pin device with the following pin configuration:

```

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| | --| VCC GND |-- Pin 1: Ground (GND) --| TH RST |-- Pin 2: Threshold Input (TH) --| OUT |-- Pin 3: Digital Output (OUT) |___________| ```

Functional Features

• Monitors the input voltage and compares it with the threshold voltage set by the user.
• Provides a digital output that indicates whether the input voltage is above or below the threshold.
• Adjustable threshold voltage allows flexibility in monitoring different voltage levels.
• Low quiescent current makes it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems. - Adjustable threshold voltage provides customization options. - Low quiescent current minimizes power consumption. - Small package size (SOT23-3) allows for space-efficient designs.

Disadvantages: - Limited number of threshold voltage options (16 mV steps). - Not suitable for high-voltage applications.

Working Principles

The MAX6381XR23D3-T operates by comparing the input voltage with the threshold voltage set by the user. When the input voltage exceeds the threshold, the digital output goes high. Conversely, when the input voltage falls below the threshold, the digital output goes low. This functionality allows the device to monitor voltage levels and trigger actions based on the output state.

Detailed Application Field Plans

The MAX6381XR23D3-T finds applications in various fields, including:

1. Battery-Powered Systems: It can be used to monitor battery voltage and trigger low-battery warnings or shutdowns.
2. Power Management: It enables precise monitoring of power supply voltages, ensuring stable operation of electronic devices.
3. Industrial Control Systems: The device can be employed to monitor critical voltage levels in industrial control systems, triggering alarms or shutdowns in case of deviations.
4. Automotive Electronics: It can be utilized for voltage monitoring in automotive applications, such as battery management systems or engine control units.

Detailed and Complete Alternative Models

1. MAX6382XR23D3-T: Similar to MAX6381XR23D3-T but with additional features like hysteresis and open-drain output.
2. MAX6383XR23D3-T: Offers adjustable threshold voltage with a wider range and higher accuracy compared to MAX6381XR23D3-T.
3. MAX6384XR23D3-T: Provides multiple threshold voltage options in smaller steps for more precise voltage monitoring.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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