TL7700CPWRG4

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	10 µs Maximum Propagation Delay
Voltage - Threshold:	Adjustable/Selectable
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	8-TSSOP
Base Part Number:	TL7700

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Introduction

TL7700CPWRG4 is a supervisor integrated circuit for power supply applications that is provided with monitoring, overvoltage protection, undervoltage lockout and power supply reset functions. The TL7700CPWRG4 is a 5-channel supervisor device which offers various features depending on the input voltage. This article will provide an introduction to the TL7700CPWRG4 application field and its working principle.

TL7700CPWRG4 Application Field

The TL7700CPWRG4 is a 5-channel supervisor integrated circuit used for power supply applications. It is designed to monitor the power supply voltage and provide protection against overvoltage, undervoltage lockout, and power supply reset functions. The overvoltage and undervoltage protection are to protect the power supply from potential damage due to transient voltage spikes. The power supply reset function is to reset the power supply in case of any fault condition.TL7700CPWRG4 integrated circuit provides various features such as single-wire control, adjustable delay times, switchable thresholds, active low output, power-on reset function and open drain output options.TL7700CPWRG4 is typically used in industrial, medical and automotive applications, including embedded systems, power monitoring systems, power conversion systems, power supply protection systems and motor control systems.

TL7700CPWRG4 Working Principle

The TL7700CPWRG4 supervisor integrated circuit is designed to monitor the power supply voltage and provide protection against overvoltage and undervoltage lockout. The working principle of the TL7700CPWRG4 is based on an internal reference voltage, which is used to compare the input voltage. The TL7700CPWRG4 has four common pins for input voltage, output voltage and power supply input voltage. The input voltage pin is compared to the reference voltage pin in order to detect overvoltage or undervoltage conditions. The output voltage pin is used as a driving force to activate the overvoltage and undervoltage protection. The power supply input voltage pin provides the necessary current for powering the integrated circuit and the associated load.The TL7700CPWRG4 also has an internal power on reset (POR) circuit. This circuit provides a power-on reset signal when the input voltage drops below a certain threshold. This reset signal is used to reset the power supply and prevent any potential damage due to overvoltage and undervoltage conditions.The TL7700CPWRG4 also has an adjustable delay time. This feature allows the user to set the time delay before the output goes to the over and undervoltage protection mode. In addition, the TL7700CPWRG4 has a switchable threshold option, which allows the user to adjust the input voltage threshold before the overvoltage and undervoltage protection are activated.

Conclusion

TL7700CPWRG4 is an integrated circuit for power supply applications that is used to monitor the input voltage, provide protection against overvoltage and undervoltage lockout, and reset the power supply in case of fault. It is typically used in industrial, medical and automotive applications. The TL7700CPWRG4 integrated circuit has various features such as single-wire control, adjustable delay times, switchable thresholds, active low output, and power-on reset function. The TL7700CPWRG4 working principle is based on an internal reference voltage, which is used to compare the input voltage.

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