MAX6830SDUT+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy, reset output, watchdog timer
• Package: SOT-23-6
• Essence: Monitors voltage levels and provides reset signals to microcontrollers or other digital systems.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable from 1.6ms to 6.4s
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6830SDUT+ has a total of 6 pins arranged as follows:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| RESET OUT |-- Pin 2: Reset Output (Active-Low) --| MR |-- Pin 3: Manual Reset Input --| WDI |-- Pin 4: Watchdog Timer Input --| TH |-- Pin 5: Threshold Selection --| VCC |-- Pin 6: Supply Voltage (VCC) |___________| ```

Functional Features

1. Voltage Monitoring: The MAX6830SDUT+ continuously monitors the supply voltage and asserts the reset output when it falls below the programmed threshold.
2. Reset Output: The active-low reset output signal is asserted until the supply voltage rises above the threshold level.
3. Watchdog Timer: The integrated watchdog timer monitors the WDI input and generates a reset signal if the input is not toggled within the specified timeout period.
4. Manual Reset: The MR pin allows for manual assertion of the reset output, overriding the voltage monitoring and watchdog timer.

Advantages

• Low-power consumption makes it suitable for battery-powered applications.
• High accuracy ensures reliable voltage monitoring.
• Adjustable reset timeout period provides flexibility in system design.
• Small SOT-23-6 package saves board space.

Disadvantages

• Limited number of threshold options available.
• Lack of additional advanced features compared to some competing models.

Working Principles

The MAX6830SDUT+ operates by comparing the supply voltage with the programmed threshold level. If the voltage drops below the threshold, the reset output is asserted. The watchdog timer monitors the WDI input and generates a reset signal if the input remains inactive for a specified period. The manual reset feature allows for external control of the reset output.

Application Field Plans

The MAX6830SDUT+ finds applications in various fields, including: 1. Battery-powered devices: Ensures proper operation by monitoring voltage levels and providing reset signals when necessary. 2. Microcontroller-based systems: Protects against voltage fluctuations and ensures reliable system startup. 3. Industrial automation: Provides voltage supervision for critical components, preventing malfunctions due to power supply issues. 4. Automotive electronics: Monitors voltage levels in automotive systems, ensuring safe and reliable operation.

Alternative Models

1. MAX6831SDUT+: Similar to MAX6830SDUT+, but with additional features such as adjustable reset timeout and power-on reset delay.
2. MAX6832SDUT+: Offers more threshold options and an integrated watchdog timer, suitable for applications requiring precise voltage monitoring and system reset capabilities.
3. MAX6833SDUT+: Provides enhanced features like adjustable reset timeout, manual reset, and watchdog timer, making it suitable for demanding applications where system reliability is crucial.

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