TPS3801L30DCKR

The TPS3801L30DCKR is a voltage supervisor IC with a fixed 3.0V threshold voltage.It provides a reset signal when the monitored voltage falls below the threshold,ensuring reliable operation of the connected system.This IC is commonly used for power-on reset and low-power microcontroller applications.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

• GND:Ground pin
• VDD:Power supply input
• MR/RESET:Manual reset input or active-low reset output
• VOUT:Voltage monitor output
• MR Pullup:Manual reset pullup resistor connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS3801L30DCKR IC for a visual representation.

Key Features

• Fixed 3.0V Threshold Voltage: The TPS3801L30DCKR has a fixed 3.0V threshold voltage for precise voltage monitoring.
• Power-On Reset: Provides a reset signal on power-up to ensure a controlled start-up sequence.
• Low-Power Operation: Consumes minimal power, making it suitable for battery-powered applications.
• Manual Reset Input: Allows for manual reset capability for system initialization or fault recovery.
• Small Package: Available in a compact 5-pin SC70 package, saving board space in designs.

Note: For detailed technical specifications, please refer to the TPS3801L30DCKR datasheet.

Application

• Power-On Reset: Ideal for providing power-on reset signals to microcontrollers and other sensitive circuits.
• Battery-Powered Devices: Suitable for voltage monitoring in battery-powered devices to prevent undervoltage conditions.
• System Initialization: Used for system initialization and monitoring to ensure proper operation.

Functionality

The TPS3801L30DCKR is designed to monitor the supply voltage and provide a reset signal when the voltage drops below 3.0V, ensuring stable operation of the connected system.

Usage Guide

• Power Supply: Connect VDD (Pin 2) to the power supply voltage and GND (Pin 1) to the ground reference.
• Voltage Monitoring: VOUT (Pin 4) provides the monitored voltage status, triggering a reset signal when the voltage falls below 3.0V.
• Manual Reset: Utilize the MR/RESET (Pin 3) pin for manual reset functionality if required.

Frequently Asked Questions

Q: What is the function of the MR/RESET pin on the TPS3801L30DCKR?
A: The MR/RESET pin serves as both a manual reset input for system initialization and an active-low reset output for supervisory functions.

Q: Is the TPS3801L30DCKR suitable for automotive applications?
A: Yes, the TPS3801L30DCKR is suitable for automotive applications where voltage monitoring and power-on reset functionality are required.