MAX6719AUTTWD3+T

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics:
  • Monitors the voltage level of a power supply and generates a reset signal when the voltage falls below a certain threshold.
  • Provides a reliable way to ensure proper operation of electronic systems by resetting them in case of power supply issues.
• Package: SOT23-6
• Essence: Voltage monitoring and reset functionality in a compact package.
• Packaging/Quantity: Tape and Reel, 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 4.38V, 4.63V, 4.75V
• Reset Timeout Period: Adjustable or Fixed (100ms, 140ms, 200ms, 350ms, 600ms, 1.2s, 2.5s, 5s)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6719AUTTWD3+T has six pins arranged as follows: 1. GND: Ground connection. 2. RESET: Output pin for the reset signal. 3. MR: Manual reset input pin. 4. VCC: Power supply input. 5. TH: Threshold voltage selection pin. 6. GND: Ground connection.

Functional Features

• Voltage Monitoring: The MAX6719AUTTWD3+T continuously monitors the voltage level at the VCC pin.
• Reset Signal Generation: When the voltage falls below the selected threshold, the IC generates a reset signal on the RESET pin.
• Manual Reset: The MR pin allows for manual reset control.
• Adjustable Timeout Period: The reset timeout period can be adjusted according to the specific application requirements.
• Power-On Reset Delay: The IC ensures a stable power-on reset delay before generating the reset signal.

Advantages and Disadvantages

Advantages: - Compact package size allows for space-efficient integration into electronic systems. - Wide supply voltage range enables compatibility with various power supply configurations. - Adjustable reset timeout period provides flexibility in different applications. - Reliable voltage monitoring helps prevent system malfunctions.

Disadvantages: - Limited threshold voltage options may not cover all voltage monitoring requirements. - Lack of advanced features such as hysteresis adjustment or multiple threshold levels.

Working Principles

The MAX6719AUTTWD3+T operates by comparing the voltage at the VCC pin with the selected threshold voltage. When the VCC voltage falls below the threshold, the internal circuitry triggers the generation of a reset signal on the RESET pin. This reset signal can be used to initiate system resets or perform other necessary actions. The manual reset input (MR) allows for additional control over the reset functionality.

Detailed Application Field Plans

The MAX6719AUTTWD3+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some application fields include: 1. Microcontrollers and Microprocessors: Ensuring proper operation and preventing data corruption during power supply fluctuations. 2. Industrial Control Systems: Providing a fail-safe mechanism to reset critical components in case of power disruptions. 3. Automotive Electronics: Monitoring battery voltage and initiating system resets to avoid potential malfunctions. 4. Medical Devices: Ensuring continuous operation and patient safety by resetting devices during power supply issues.

Detailed and Complete Alternative Models

1. MAX6715AUTTWD3+T: Similar voltage monitor and reset IC with adjustable timeout period and different threshold voltage options.
2. MAX6717AUTTWD3+T: Voltage monitor and reset IC with fixed timeout period and adjustable threshold voltage options.
3. MAX6718AUTTWD3+T: Voltage monitor and reset IC with fixed timeout period and fixed threshold voltage options.

(Note: The above alternative models are provided for reference and may have different specifications and features. It is recommended to consult the respective datasheets for detailed information.)

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