ISL95520HRZ

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The ISL95520HRZ is a compact power management IC (PMIC) designed for battery charging applications specifically for Li-ion batteries. It is capable of up to 2A charging current with safety features such as over voltage protection, under voltage protection, and thermal protection. It integrates two buck regulators, two LDOs, a charging controller and two pass transistors. The ISL95520HRZ is available in 4mmx4mm QFN-28 and UQFN-28 packages.

The ISL95520HRZ is a popular choice for portable applications such as mobile phones, tablet PCs, digital audio players and other consumer electronics. It also finds application in industrial and automotive systems. This PMIC can be used as a stand-alone charger or as a charger integrated in a larger system.

The ISL95520HRZ is a highly optimized power management solution for automotive and battery powered applications. Its main features include:

• 2 buck regulators with integrated FETs
• 3 low dropout voltage regulators (LDO) with external NPN transistors
• An adjustable current limit
• Programmable charge time
• 4.4V to 5.2V input voltage range
• Programmable charge current up to 2A
• Battery temperature monitoring
• Automatic charging battery voltage regulation
• Active brownout protection

The ISL95520HRZ can charge batteries with voltage up to 4.2V, and is capable of up to 2A charging current with safety features such as overvoltage protection, undervoltage protection, and thermal protection. The maximum charging current can be adjusted by setting the voltage on the ACR pin. The operating voltage range of this PMIC is from 4.4V to 5.2V, and the dropout voltage is typically 370mV at 1.5A of charge current.

The ISL95520HRZ also features a dedicated boost converter that can provide a +5V output for the main system. This boost converter can operate up to a +4.2V input voltage. Its maximum current is 5A, and the dropout voltage is 50mV.

The ISL95520HRZ is a complete solution for battery management applications. It integrates two buck regulators, two LDOs, a charging controller with automatic regulation of battery voltage during charging, and two additional pass transistors. This PMIC is an excellent choice for applications such as mobile phones, digital audio players, and other battery-powered consumer electronics.

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