MAX6830VFUT+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX6830VFUT+ is a voltage supervisor IC that monitors the power supply voltage of electronic devices and provides reset signals when the voltage falls below a certain threshold. It ensures reliable operation by preventing the device from operating in an undefined state due to insufficient power supply voltage.

Characteristics: - Low power consumption - Wide operating voltage range - Adjustable reset threshold - Small package size - High accuracy

Package: The MAX6830VFUT+ is available in a small 6-pin SOT23 package, which is suitable for space-constrained applications.

Essence: The essence of the MAX6830VFUT+ is its ability to monitor and control the power supply voltage, ensuring proper functioning of electronic devices.

Packaging/Quantity: The MAX6830VFUT+ is typically sold in reels or tubes containing a specified quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Range: 1.2V to VCC - 0.2V
• Reset Timeout Period: Adjustable or fixed options available
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: Typically 3µA

Detailed Pin Configuration

The MAX6830VFUT+ has the following pin configuration:

1. GND: Ground connection.
2. RESET: Output pin for the reset signal.
3. MR: Manual reset input pin.
4. VCC: Power supply voltage input.
5. TH: Threshold adjust pin.
6. NC: No connection.

Functional Features

• Voltage Monitoring: The MAX6830VFUT+ continuously monitors the power supply voltage and generates a reset signal when the voltage falls below the set threshold.
• Adjustable Threshold: The threshold voltage can be adjusted using an external resistor connected to the TH pin, allowing flexibility in setting the desired voltage level for triggering the reset signal.
• Manual Reset: The MR pin allows for manual resetting of the device, overriding the automatic reset function.
• Reset Timeout: The MAX6830VFUT+ offers options for adjustable or fixed reset timeout periods, ensuring that the reset signal is maintained for a specified duration after the power supply voltage returns to normal.

Advantages and Disadvantages

Advantages: - Low power consumption ensures minimal impact on overall system energy efficiency. - Wide operating voltage range makes it compatible with various power supply configurations. - Adjustable reset threshold provides customization options for different applications. - Small package size enables space-saving integration in compact electronic devices. - High accuracy ensures reliable voltage monitoring.

Disadvantages: - Limited number of pins may restrict the availability of additional features or functionalities. - Lack of built-in protection features against voltage spikes or transients.

Working Principles

The MAX6830VFUT+ operates by comparing the power supply voltage with the set threshold voltage. When the power supply voltage drops below the threshold, the internal circuitry triggers the RESET pin, generating a reset signal. This signal remains active until the power supply voltage rises above the threshold or the reset timeout period elapses. The manual reset input (MR) allows for immediate device reset, bypassing the automatic reset function.

Detailed Application Field Plans

The MAX6830VFUT+ finds application in various electronic devices where reliable power supply voltage monitoring is crucial. Some potential application fields include:

1. Microcontrollers and Microprocessors: Ensuring proper operation and preventing data corruption during power fluctuations.
2. Communication Systems: Maintaining stable power supply for uninterrupted communication.
3. Industrial Control Systems: Preventing system malfunctions due to voltage drops.
4. Automotive Electronics: Monitoring power supply integrity in vehicle systems.
5. Battery-Powered Devices: Protecting against undervoltage conditions that can affect battery life and device performance.

Detailed and Complete Alternative Models

1. MAX6831VFUT+: Similar to the MAX6830VFUT+, but with additional features such as adjustable reset timeout period and built-in voltage spike protection.
2. MAX6832VFUT+: A higher accuracy version of the MAX6830VFUT+ with tighter voltage threshold tolerances.
3. MAX6833VFUT+: Offers multiple reset outputs for monitoring different power supply voltages simultaneously.
4. MAX6834VFUT+: Provides a wider operating temperature range for extreme environmental conditions.

These alternative models offer varying features and specifications, allowing users to choose the most suitable option based on their specific requirements.

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