TLC7701QPWRQ1

Product Overview

Category: Integrated Circuit (IC)

Use: The TLC7701QPWRQ1 is a voltage supervisor IC that monitors the power supply voltage of electronic systems. It ensures proper system operation by generating a reset signal when the voltage falls below a specified threshold.

Characteristics: - Low-power consumption - Wide operating voltage range - Adjustable reset threshold - Precision voltage reference - Power-on reset delay time - Open-drain output - Small package size

Package: The TLC7701QPWRQ1 is available in a small 8-pin TSSOP package.

Essence: The essence of the TLC7701QPWRQ1 is to provide reliable voltage monitoring and reset functionality for electronic systems, ensuring their proper operation.

Packaging/Quantity: The TLC7701QPWRQ1 is typically sold in reels or tubes containing a quantity of 2500 units per package.

Specifications

• Operating Voltage Range: 2.7V to 18V
• Reset Threshold Voltage Range: 1.6V to 5V
• Power-On Reset Delay Time: 200ms (typical)
• Quiescent Current: 20µA (typical)
• Output Type: Open-drain
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TLC7701QPWRQ1 has the following pin configuration:

1. GND (Ground)
2. VDD (Power Supply)
3. MR (Manual Reset)
4. RESET (Reset Output)
5. TH (Threshold Input)
6. TR (Reset Timeout)
7. CT (Capacitor Connection)
8. NC (No Connect)

Functional Features

• Voltage Monitoring: The TLC7701QPWRQ1 continuously monitors the power supply voltage.
• Reset Generation: When the voltage falls below the specified threshold, the IC generates a reset signal.
• Manual Reset: The MR pin allows for manual reset functionality.
• Adjustable Threshold: The TH pin enables adjustment of the reset threshold voltage.
• Reset Timeout: The TR pin sets the reset timeout period.
• Power-On Reset Delay: The IC provides a power-on reset delay to ensure stable system startup.

Advantages and Disadvantages

Advantages: - Low-power consumption helps conserve energy in electronic systems. - Wide operating voltage range makes it compatible with various power supply configurations. - Adjustable reset threshold allows customization for different applications. - Precision voltage reference ensures accurate monitoring. - Small package size saves board space.

Disadvantages: - Limited number of pins may restrict additional functionalities. - Open-drain output requires external pull-up resistor for proper signal level.

Working Principles

The TLC7701QPWRQ1 operates by comparing the power supply voltage with the set threshold voltage. If the voltage drops below the threshold, the IC generates a reset signal. The reset signal remains active until the voltage rises above the threshold or a timeout period elapses. The IC also provides a power-on reset delay to ensure stable system startup.

Detailed Application Field Plans

The TLC7701QPWRQ1 finds application in various electronic systems where reliable voltage monitoring and reset functionality are crucial. Some potential application fields include: - Automotive electronics - Industrial control systems - Power management units - Battery-powered devices - Home automation systems

Detailed and Complete Alternative Models

• TL7700AIP: Voltage Supervisor with Fixed 4.55V Threshold
• TL7702AIP: Voltage Supervisor with Fixed 2.93V Threshold
• TL7705ACP: Voltage Supervisor with Fixed 4.55V Threshold and Watchdog Timer
• TL7709ACP: Voltage Supervisor with Fixed 2.93V Threshold and Watchdog Timer
• TL7710ACP: Voltage Supervisor with Adjustable Threshold and Watchdog Timer

These alternative models offer similar voltage monitoring and reset functionality, but with different threshold options and additional features.

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