MAX6381XR23D6-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor
• Characteristics: Low-power, precision voltage monitoring
• Package: SOT23-6
• Essence: Monitors the voltage level and provides a digital output when it falls below a certain threshold
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 2.3V
• Accuracy: ±1.5%
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6381XR23D6-T has a total of 6 pins arranged as follows:

```

---

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

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below the threshold voltage
• Provides a manual reset input for external control
• Low quiescent current makes it suitable for battery-powered applications
• Precision voltage monitoring ensures accurate detection of voltage drops

Advantages and Disadvantages

Advantages: - Low power consumption - High accuracy - Small package size - Wide supply voltage range

Disadvantages: - Limited threshold voltage options - Not suitable for high-voltage applications

Working Principles

The MAX6381XR23D6-T operates by continuously monitoring the supply voltage. When the voltage falls below the threshold voltage set by the THRESHOLD pin, the device generates a reset signal on the RESET OUT pin. This signal can be used to reset microcontrollers or other digital circuits.

The MR pin allows for manual resetting of the device, providing flexibility in controlling the reset function externally.

Detailed Application Field Plans

The MAX6381XR23D6-T is commonly used in various applications where voltage monitoring and reset functionality are required. Some potential application fields include:

1. Battery-Powered Devices: The low quiescent current and wide supply voltage range make it suitable for portable devices powered by batteries.
2. Embedded Systems: It can be used in embedded systems to ensure proper operation by monitoring the power supply and initiating a reset if necessary.
3. Industrial Control Systems: In industrial control systems, the MAX6381XR23D6-T can be utilized to monitor critical voltages and trigger system resets in case of power fluctuations.
4. Automotive Electronics: It finds applications in automotive electronics to monitor battery voltage and initiate appropriate actions when voltage drops occur.

Detailed and Complete Alternative Models

1. MAX6381XR23D7-T: Similar to MAX6381XR23D6-T but with a different threshold voltage option (2.7V).
2. MAX6381XR23D8-T: Similar to MAX6381XR23D6-T but with a different threshold voltage option (3.0V).
3. MAX6381XR23D9-T: Similar to MAX6381XR23D6-T but with a different threshold voltage option (3.3V).

These alternative models provide flexibility in choosing the desired threshold voltage for specific applications.

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