MAX6383XR41D6-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 certain threshold.
  • Provides a reliable way to ensure proper system initialization and prevent data corruption or loss.
• Package: XRQFN-6 (2mm x 2mm)
• Essence: Voltage monitoring and reset functionality in a compact package.
• Packaging/Quantity: Tape and Reel, 3000 units per reel.

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 4.1V
• Reset Timeout Period: Adjustable from 1ms to 1600ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX6383XR41D6-T IC has the following pin configuration:

```

---

| | --| VCC | --| GND | --| MR | --| RESET | --| RESET_OUT | |___________| ```

• VCC: Power supply input pin.
• GND: Ground reference pin.
• MR: Manual reset input pin.
• RESET: Output pin that goes low when the monitored voltage falls below the threshold.
• RESET_OUT: Open-drain output pin for driving external circuitry.

Functional Features

• Monitors the voltage level continuously and compares it with the preset threshold voltage.
• Generates a reset signal on the RESET pin when the voltage drops below the threshold.
• The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses.
• Provides a manual reset option through the MR pin.
• Low quiescent current consumption for power-sensitive applications.

Advantages

• Compact package size allows for space-efficient designs.
• Wide supply voltage range enables compatibility with various systems.
• Adjustable reset timeout period offers flexibility in system initialization.
• Low quiescent current minimizes power consumption.

Disadvantages

• Limited threshold voltage options may not suit all voltage monitoring requirements.
• Lack of built-in hysteresis may result in potential oscillations near the threshold voltage.

Working Principles

The MAX6383XR41D6-T operates by continuously monitoring the voltage level at the VCC pin. When the voltage falls below the preset threshold voltage, the RESET pin is pulled low, indicating a reset condition. The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses. The MR pin provides a manual reset option, allowing the user to assert a reset signal regardless of the voltage level.

Application Field Plans

The MAX6383XR41D6-T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Industrial automation
4. Power management circuits
5. Communication equipment

Alternative Models

• MAX6383XR41D7-T: Same features as MAX6383XR41D6-T but with a different threshold voltage (4.2V).
• MAX6383XR41D8-T: Same features as MAX6383XR41D6-T but with a different threshold voltage (4.3V).
• MAX6383XR41D9-T: Same features as MAX6383XR41D6-T but with a different threshold voltage (4.4V).

These alternative models provide options for different voltage monitoring requirements while maintaining the same functionality and package size.

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