S-8253CAI-T8T1GZ Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Not For New Designs
Moisture Sensitivity Level (MSL):	--
Function:	Battery Protection
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	2
Fault Protection:	Over Current, Short Circuit
Interface:	--
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	8-TSSOP

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Introduction to PMIC – Battery Management

Power management integrated circuits (PMICs) are extremely important components in any system that requires the management of power and performance. These integrated circuits are used to provide the power and speed required for various applications. PMICs ensure that the system is powered in a cost-effective, secure, and reliable manner while also offering a range of features to maximize efficiency.PMICs are commonly used in batteries and power management systems, allowing for reliable and efficient lithium-ion cell charging and monitoring. Power management integrated circuits also provide advanced solution for different applications as they integrate memory protection, over voltage protection, and even cell balancing control.

S-8253CAI-T8T1GZ Application Field and Working Principle

The S-8253CAI-T8T1GZ is a power management integrated circuit (PMIC) from Diodes Incorporated. It is used for battery management applications requiring a high voltage DC/DC boost regulator to maintain a parameter voltage range for battery charging and discharging.The S-8253CAI-T8T1GZ is a synchronous boost converter that provides a reliable and efficient way to monitor and control a lithium-ion battery. It integrates the memory protection function and offers over voltage protection, as well as cell balancing control.The S-8253CAI-T8T1GZ is suitable for applications such as industrial monitoring, wireless charging, and other applications needing a boost voltage supplied to the lithium-ion battery.The S-8253CAI-T8T1GZ is a high-efficiency, low-noise synchronous boost converter that regulates output voltage by monitoring input voltage and Lithium-ion cell voltage. It supports a wide input voltage range, making the S-8253CAI-T8T1GZ an ideal choice for a high output voltage boost converter.The S-8253CAI-T8T1GZ can provide an adjustable output voltage ranging from 1V to up to 18V and up to 3A of maximum output current. The switching frequency is adjustable from 500kHz to 2.4MHz, allowing for higher efficiency in applications requiring a high output voltage.The S-8253CAI-T8T1GZ also features integrated over voltage protection. Output current is limited by a simple resistor, protecting the system from accidental overload. This feature ensures safe and long-term operation that can extend the life of the battery.The S-8253CAI-T8T1GZ also features a unique “smart boost” capability that reduces input noise and current ripple in standby mode. This feature allows for prolonged LoBat-IDLE power consumption, improving the overall system efficiency.The S-8253CAI-T8T1GZ also integrates a special algorithm to maximize the battery utilization by providing a consistent output voltage. The algorithm manages the battery voltage and battery current with good accuracy, ensuring improved battery lifetime.In conclusion, the S-8253CAI-T8T1GZ is a great solution for any battery management application that requires maximum efficiency with minimal noise and current ripple. It can provide high-efficiency, reliable operation and is suitable for applications involving industrial monitoring, wireless charging and a host of other applications.

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