MAX705EPA

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Reset Output
• Package: 8-pin PDIP (Plastic Dual In-line Package)
• Essence: Monitors the power supply voltage and generates a reset signal when the voltage falls below a predetermined threshold.
• Packaging/Quantity: Tube packaging, 25 pieces per tube.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage Options: 4.63V, 4.38V, 4.00V, 3.08V, 2.93V, 2.63V, 2.32V, 2.93V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX705EPA has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | GND | Ground | | 2 | RESET | Reset Output| | 3 | MR | Manual Reset Input | | 4 | VCC | Positive Power Supply | | 5 | GND | Ground | | 6 | RESET | Reset Output| | 7 | MR | Manual Reset Input | | 8 | VCC | Positive Power Supply |

Functional Features

• Monitors the power supply voltage continuously.
• Generates a reset signal when the voltage falls below the preset threshold.
• Provides a manual reset input for immediate system reset.
• Low-power consumption.
• Precision voltage monitoring.

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Multiple reset threshold voltage and timeout period options provide flexibility in system design.
• Manual reset input allows for immediate system reset when required.
• Low-power consumption helps conserve energy.
• Precision voltage monitoring ensures accurate detection of power supply issues.

Disadvantages

• Limited number of reset threshold voltage and timeout period options.
• Only available in an 8-pin PDIP package, which may not be suitable for all applications.
• Lack of built-in protection features against voltage spikes or transients.

Working Principles

The MAX705EPA operates by continuously monitoring the power supply voltage. When the voltage falls below the preset threshold, it generates a reset signal to initiate a system reset. The manual reset input allows for an immediate reset if needed. The IC operates within a wide supply voltage range and consumes low power while providing precise voltage monitoring.

Application Field Plans

The MAX705EPA is commonly used in various electronic systems where reliable power supply monitoring is crucial. Some application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Industrial control systems
4. Automotive electronics
5. Power management circuits

Alternative Models

1. MAX706EPA: Similar to MAX705EPA but with different reset threshold voltage options.
2. MAX707EPA: Voltage supervisor with additional watchdog timer functionality.
3. MAX708EPA: Voltage supervisor with adjustable reset timeout period.

These alternative models offer similar functionalities with slight variations to cater to specific system requirements.

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