ISL8703AIBZ-T

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Sequencer
Number of Voltages Monitored:	4
Output:	Open Drain or Open Collector
Reset:	Active High/Active Low
Reset Timeout:	Adjustable/Selectable
Voltage - Threshold:	Adjustable/Selectable
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	14-SOIC
Base Part Number:	ISL8703A

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ISL8703AI-T Application Field and Working Principle

ISL8703AI-T is a supervision and sequencing PMIC (power management integrated circuit) specifically designed by Renesas Electronics. It manages the supply voltage and timing of large complex systems, making it suitable for a large variety of tasks, including IR remote control receiver, TV tuner receiver and application processors. The ISL8703AI-T has a power on delay, power off timing and power sequencing channels which can be used to effectively manage a system’s power supply.

Applications

One of the primary advantages of using the ISL8703AI-T is its compatibility with a wide range of systems. This IC integrates key features such as a low-power demand and high integration, all of which make it suitable for use in mobile and consumer electronic products. Moreover, it is designed for application processor power, providing improved efficiency and reliability when running complex tasks.The ISL8703AI-T can be used in the following applications: - IR remote control receivers- TV tuner receivers- Application processors- Battery Pack systems- Automotive power management- LCD/LED backlight systems

Device Features

The ISL8703AI-T offers easy power control for a variety of electronic devices due to its comprehensive features. Some of these features include: - Support for 3 power sequencing channels- Power on, power off and sequencing control- Current limit and overvoltage protection- Thermal shutdown protection- Rated voltage of 7V- Low quiescent current- Operates over a wide temperature range

Working Principle

The ISL8703AI-T uses a logic-controlled power sequencing system with three separate output channels. This provides the ability to easily control the power up and power down sequence of complex systems. The power up and power down timing and control signals are generated by a state machine inside the IC, and the system is protected from short circuits thanks to a current limit and overvoltage protection feature.Additionally, the thermal shutdown protection feature keeps the device from becoming damaged due to excessive heat.

Conclusion

The ISL8703AI-T is a highly integrated PMIC specifically designed for power control of complex systems. It offers a wide range of features to meet the needs of various applications, and its 3-channel power sequencing system makes it easy to control the power on and power off sequence of complex systems. Additionally, its current limit and overvoltage protection and thermal shutdown protection features ensures the system is protected from damage.

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