MAX690TESA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX690TESA+ belongs to the category of integrated circuits (ICs).

Use

The MAX690TESA+ IC is commonly used for voltage monitoring and reset functions in various electronic devices.

Characteristics

• Voltage monitoring: The MAX690TESA+ provides accurate monitoring of power supply voltages.
• Reset function: It generates a reset signal when the monitored voltage falls below a specified threshold.
• Low power consumption: The IC operates with low power consumption, making it suitable for battery-powered applications.

Package

The MAX690TESA+ is available in a small surface-mount package (TSSOP-8).

Essence

The essence of the MAX690TESA+ lies in its ability to ensure reliable operation by monitoring voltage levels and generating reset signals when necessary.

Packaging/Quantity

The MAX690TESA+ is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Supply voltage range: 1.2V to 5.5V
• Threshold voltage options: 4.63V, 4.38V, 4.00V, 3.08V, 2.93V, 2.63V, 2.32V, 2.06V
• Operating temperature range: -40°C to +85°C
• Quiescent current: 7µA (typical)

Detailed Pin Configuration

The MAX690TESA+ has the following pin configuration:

1. GND (Ground)
2. MR (Manual Reset)
3. RESET (Reset Output)
4. VCC (Supply Voltage)
5. TH (Threshold Voltage Selection)
6. GND (Ground)
7. GND (Ground)
8. GND (Ground)

Functional Features

1. Voltage Monitoring: The MAX690TESA+ continuously monitors the supply voltage.
2. Reset Generation: When the monitored voltage falls below the threshold voltage, the IC generates a reset signal.
3. Manual Reset: The MR pin allows for manual reset control.
4. Adjustable Threshold Voltage: The TH pin enables selection of the desired threshold voltage.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable operation.
• Low power consumption extends battery life.
• Small package size allows for space-efficient designs.
• Adjustable threshold voltage provides flexibility in different applications.

Disadvantages

• Limited threshold voltage options may not cover all voltage requirements.
• Lack of additional features compared to more advanced voltage monitoring ICs.

Working Principles

The MAX690TESA+ operates by comparing the supply voltage with the selected threshold voltage. If the supply voltage drops below the threshold, the IC triggers a reset signal. This ensures that the device using the IC is properly reset and can resume normal operation.

Detailed Application Field Plans

The MAX690TESA+ finds application in various electronic devices where voltage monitoring and reset functions are critical. Some specific application fields include:

1. Microcontrollers: Ensuring proper reset functionality in microcontroller-based systems.
2. Embedded Systems: Providing voltage monitoring and reset capabilities in embedded systems.
3. Power Management: Monitoring power supply voltages in power management circuits.
4. Industrial Control Systems: Enabling reliable operation and reset functionality in industrial control systems.

Detailed and Complete Alternative Models

Some alternative models to the MAX690TESA+ include:

1. MAX811TEUS+: Similar voltage monitoring and reset IC with adjustable threshold voltage.
2. MAX809TEUR+: Low-power voltage monitor and reset IC with fixed threshold voltage options.
3. MAX6717AUTSYD3+: Precision voltage monitor and reset IC with multiple threshold voltage options.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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