MAX805RESA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX805RESA+ belongs to the category of electronic components.

Use

It is primarily used in electronic circuits for voltage monitoring and reset functions.

Characteristics

• Voltage monitoring and reset functionality
• Small package size
• Low power consumption
• Wide operating temperature range

Package

MAX805RESA+ is available in a small surface mount package.

Essence

The essence of MAX805RESA+ lies in its ability to monitor voltage levels and provide a reset signal when necessary.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: Adjustable from 1.2V to VCC-0.6V
• Reset Timeout Period: Fixed or adjustable options available
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 3µA (typical)

Pin Configuration

The MAX805RESA+ has the following pin configuration:

```

---

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

• RESET: Output pin for reset signal
• GND: Ground connection
• MR: Manual reset input pin
• VCC: Power supply input pin

Functional Features

• Voltage Monitoring: Monitors the voltage level and generates a reset signal when it falls below the threshold.
• Reset Signal Generation: Provides a reset signal to the connected circuitry to ensure proper operation.
• Manual Reset: Allows for manual reset by asserting a low signal on the MR pin.
• Adjustable Threshold: The reset threshold voltage can be adjusted to suit specific requirements.
• Reset Timeout: The reset signal remains active for a fixed or adjustable period after the voltage returns above the threshold.

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into space-constrained designs.
• Low power consumption helps in energy-efficient applications.
• Wide operating temperature range enables usage in various environments.
• Adjustable threshold and reset timeout provide flexibility for different system requirements.

Disadvantages

• Limited availability of alternative models with similar features.
• May require additional external components for certain applications.

Working Principles

The MAX805RESA+ operates by continuously monitoring the input voltage. When the voltage falls below the set threshold, it generates a reset signal. This signal remains active until the voltage rises above the threshold or the reset timeout period elapses. The manual reset feature allows for immediate reset even if the voltage is within the acceptable range.

Application Field Plans

The MAX805RESA+ finds application in various fields, including: 1. Power supply monitoring in embedded systems 2. Microcontroller-based systems requiring reliable reset functionality 3. Battery-powered devices where voltage monitoring is critical 4. Industrial automation and control systems 5. Automotive electronics for voltage supervision

Alternative Models

While the MAX805RESA+ is a popular choice, there are alternative models available with similar functionality. Some notable alternatives include: - MAX809: Offers adjustable reset threshold and timeout options. - MCP101: Provides a wide supply voltage range and adjustable reset threshold. - ADM6315: Features low power consumption and adjustable reset timeout.

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the MAX805RESA+ is a versatile electronic component that provides voltage monitoring and reset functionality. Its compact size, low power consumption, and adjustable features make it suitable for a wide range of applications. While it may have limited alternative models, its advantages outweigh the disadvantages, making it a reliable choice for voltage supervision in various electronic systems.

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