TL7705ACDRE4

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Complementary
Reset:	Active High/Active Low
Reset Timeout:	1 µs Maximum Propagation Delay
Voltage - Threshold:	4.55V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	TL7705A

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Introduction

Supervisor integrated circuits (ICs) are used to monitor and control the power supplies of microprocessors, microcontrollers, and other integrated circuits. The TL7705ACDRE4 is an adaptive voltage supervisor IC designed for use in portable applications and provides control, protection, and diagnostics features for systems with multiple levels of power rails such as full Digital/ Analog (D/A) converters.

Application Field

The TL7705ACDRE4 is specifically designed for use in portable applications and provides monitoring, control and protection features for devices with multiple power rails, such as high-resolution digital/analog (D/A) converters.The TL7705ACDRE4 is most suitable for low power applications where space is limited and the voltage supervision is needed. It is an ideal solution for product designs that need precision and accuracy.In addition to its use in portable applications, the TL7705ACDRE4 is also suitable for use in other critical applications, with high accuracy and precision requirements such as in set-top boxes, audio/video mixers, car audio systems, and gaming consoles.

Working Principle

The TL7705ACDRE4 is designed based on a resistive voltage divider circuit and uses a comparator to provide the over-voltage detection and protection. The divider circuit consists of the resistors R1 and R2, the voltage source V1, and the output voltage Vout.When the input voltage V1 exceeds the reference voltage Vref, the output voltage Vout goes high and a signal is sent to the logic circuit to indicate an over-voltage condition. The TL7705ACDRE4 also includes an overtemperature protection. This is accomplished by sensing the temperature with an internal temperature sensor and comparing it to a predetermined threshold. If the temperature exceeds the threshold, the TL7705ACDRE4 will send a signal to the logic circuit indicating an over-temperature condition.

Conclusion

The TL7705ACDRE4 is an adaptive voltage supervisor IC designed for use in portable applications. It is suitable for low power applications where space is limited and the voltage supervision is needed. Its working principle is based on a resistive voltage divider circuit, which consist of the resistors R1 and R2, the voltage source V1, and the output voltage Vout. In addition, it also includes an overtemperature protection feature.This IC is an ideal solution for product designs that need precision and accuracy. It is also suitable for critical applications with high accuracy and precision requirements. Overall, the TL7705ACDRE4 is a powerful supervisor IC that is ideal for applications that require multiple power rails with precision and accuracy.

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