XC6121C616MR-G

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Watchdog Circuit
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	1.6 s Typical
Voltage - Threshold:	1.6V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	SOT-25

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Introduction to XC6121C616MR-G

The XC6121C616MR-G is a PMIC (Power Management IC) Supervisor from the XC6121 series from Teccor. This series of PMIC Supervisors provides power control capability for any project or application needing fast, reliable switching of low current loads. These PMICs are optimized to provide the highest possible power efficiency and performance.

Application Field

The XC6121C616MR-G is primarily used in applications that require precise control over low current loads. It is ideal for applications such as servers, datacenters, networking, and industrial automation. It is also used in projects that require precise switching, such as motor speed control, lighting control, and temperature control.

Working Principle

The XC6121C616MR-G controller is an integrated circuit (IC) that integrates all the necessary components for precise control and power management of low current loads. It consists of a voltage regulator, a pulse width modulator (PWM), an overvoltage protection circuit, and a current sensing circuit.The voltage regulator module contains a precise reference voltage source and a voltage regulation control loop, which allows precise voltage regulation from 0.6V to 5.5V. The amplifier in the regulator module provides the precise control loop needed to maintain precise voltage regulation.The pulse width modulator (PWM) is used to generate PWM signals which are used to control the on/off status of the power switch. The PWM signal is generated by an internal oscillator and can be frequency modulated to generate variable duty cycle pulses.The overvoltage protection circuit and current sensing circuit are used to protect the controller and loads from overvoltage or overcurrent damage. The overvoltage protection circuit contains a voltage detector and a current-limit switch that can be activated when the voltage or current reaches a predetermined limit. The current sensing circuit is used to sense the load current and provide feedback for the voltage regulation control loop.Overall, the XC6121C616MR-G is a robust, reliable, and efficient PMIC Supervisor. It provides precise control over low current loads, allowing for effective power management and reduced power consumption in any application.

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