MAX807LEWE+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX807LEWE+ belongs to the category of electronic components.

Use

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

Characteristics

• Voltage monitoring: MAX807LEWE+ monitors the voltage level and provides a reset signal when it falls below a certain threshold.
• Reset function: It ensures that the microcontroller or other integrated circuits start in a known state after power-up or voltage fluctuations.
• Package: MAX807LEWE+ comes in a small surface-mount package, making it suitable for compact electronic designs.
• Essence: The essence of this product lies in its ability to provide reliable voltage monitoring and reset functionality.

Packaging/Quantity

MAX807LEWE+ is typically packaged in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Threshold Voltage Options: 2.63V, 3.08V, 4.38V, and 4.63V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)
• Output Type: Active-Low Push-Pull
• Package Type: SOT23-3

Detailed Pin Configuration

MAX807LEWE+ has a standard SOT23-3 package with three pins:

1. VCC: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides a reset signal to the connected circuitry.

Functional Features

• Accurate Voltage Monitoring: MAX807LEWE+ accurately monitors the input voltage and triggers a reset signal when it falls below the specified threshold.
• Adjustable Threshold Voltage: The product offers multiple threshold voltage options, allowing flexibility in different applications.
• Low Quiescent Current: With a typical quiescent current of 10µA, it minimizes power consumption.
• Fast Response Time: MAX807LEWE+ provides a fast response time to ensure timely reset signals.

Advantages and Disadvantages

Advantages

• Reliable Voltage Monitoring: Ensures proper functioning of electronic circuits by monitoring the voltage level.
• Reset Functionality: Guarantees a known state for integrated circuits during power-up or voltage fluctuations.
• Compact Package: The small SOT23-3 package allows for space-saving designs.
• Adjustable Threshold: Multiple threshold voltage options provide versatility.

Disadvantages

• Limited Voltage Range: The supply voltage range is limited to 1.0V to 5.5V.
• Single Output Type: The product only offers an active-low push-pull output type.

Working Principles

MAX807LEWE+ operates based on a voltage comparator circuit. It compares the input voltage with the specified threshold voltage. When the input voltage falls below the threshold, the output pin generates a reset signal. This signal can be used to reset microcontrollers or other integrated circuits, ensuring a reliable start-up state.

Detailed Application Field Plans

MAX807LEWE+ finds applications in various fields, including:

1. Embedded Systems: Used to monitor and reset microcontrollers in embedded systems.
2. Power Supply Units: Ensures stable operation by monitoring voltage levels and providing reset signals when necessary.
3. Industrial Automation: Provides voltage monitoring and reset functionality in industrial automation equipment.
4. Automotive Electronics: Used in automotive electronics to maintain proper functioning during voltage fluctuations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MAX807LEWE+ are:

1. MAX809: A series of microprocessor supervisory circuits with adjustable threshold voltage options.
2. ADM708: Voltage monitoring and reset circuits with a wide supply voltage range.
3. TPS3808: Precision voltage supervisor with adjustable threshold and various package options.

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

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