MAX6719AUTVDD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Detector
• Characteristics: Low-power, Precision, Adjustable Threshold
• Package: SOT23-6
• Essence: Monitors voltage levels and provides a digital output signal
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 3.6V, 4.0V, 4.5V
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +125°C
• Output Type: Active-Low, Push-Pull
• Accuracy: ±1.5% (maximum)

Detailed Pin Configuration

The MAX6719AUTVDD3+T has a total of six pins arranged as follows:

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| | --| VDD | --| GND | --| RESET | --| THRESHOLD | --| OUT | |___________| ```

1. VDD: Power supply pin (+)
2. GND: Ground pin (-)
3. RESET: Reset input pin
4. THRESHOLD: Threshold voltage selection pin
5. OUT: Digital output pin

Functional Features

• Monitors the voltage level at the THRESHOLD pin
• When the voltage drops below the selected threshold, the RESET pin is asserted low
• The digital output at the OUT pin indicates the status of the monitored voltage level
• Adjustable threshold voltage allows flexibility in monitoring different voltage levels
• Low quiescent current ensures minimal power consumption

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - Adjustable threshold voltage provides versatility in voltage monitoring applications - Low quiescent current minimizes power consumption - Small package size (SOT23-6) enables space-saving designs

Disadvantages: - Limited threshold voltage options may not cover all desired voltage levels - Accuracy of ±1.5% may not be sufficient for highly precise applications

Working Principles

The MAX6719AUTVDD3+T is a voltage detector IC that continuously monitors the voltage level at the THRESHOLD pin. It compares this voltage with the selected threshold voltage and generates a digital output signal at the OUT pin.

When the voltage at the THRESHOLD pin drops below the selected threshold, the RESET pin is asserted low, indicating a voltage fault or an out-of-range condition. The digital output at the OUT pin reflects the status of the monitored voltage level, providing a convenient interface for further system actions.

The adjustable threshold voltage feature allows the MAX6719AUTVDD3+T to be used in a wide range of applications where precise voltage monitoring is required.

Detailed Application Field Plans

The MAX6719AUTVDD3+T finds applications in various fields, including:

1. Battery-Powered Devices: Monitors battery voltage to prevent over-discharge and protect sensitive electronics.
2. Power Management Systems: Detects undervoltage conditions to trigger backup power sources or initiate shutdown procedures.
3. Industrial Control Systems: Ensures proper voltage levels in critical control circuits, preventing malfunctions or damage.
4. Automotive Electronics: Monitors vehicle battery voltage to prevent starting issues and protect electronic components.
5. IoT Devices: Provides voltage monitoring capabilities in smart home devices, wearables, and other connected devices.

Detailed and Complete Alternative Models

1. MAX6718AUTVDD3+T: Similar voltage detector IC with a fixed threshold voltage of 3.0V.
2. MAX6717AUTVDD3+T: Voltage detector IC with adjustable threshold voltage and an open-drain output.
3. MAX6716AUTVDD3+T: Low-power voltage detector IC with a fixed threshold voltage of 3.0V and a push-pull output.

These alternative models offer different features and specifications to suit specific application requirements.

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