ISL6446IAZ-T7A

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Topology:	Step-Down (Buck) Synchronous (2), Linear (LDO) (1)
Function:	Any Function
Number of Outputs:	3
Frequency - Switching:	100kHz ~ 2.6MHz
Voltage/Current - Output 1:	Controller
Voltage/Current - Output 2:	Controller
Voltage/Current - Output 3:	Controller
w/LED Driver:	No
w/Supervisor:	No
w/Sequencer:	No
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	24-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	24-QSOP
Base Part Number:	ISL6446

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Applications and Working Principles of ISL6446IAZ-T7A

ISL6446IAZ-T7A is a high performance Power Management Integrated Circuit (PMIC) designed for the voltage regulation of microprocessors, memory, logic, and other integrated circuits. It belongs to the Linear + Switching category and offers advanced features that enable faster, cost-effective and flexible power management. The ISL6446IAZ-T7A has two linear controllers, two integrated field-effect transistors (FETs), two switching FETs, two low-voltage output (LVO) channels, two independent output buses and one high-load voltage generator that enables high-current outputs. The integrated FETs and LVOs provide faster, more flexible power management, while the separate high-current output bus provides isolation and the high-load voltage generator helps maintain performance during high-current loads.This power management IC allows the user to easily configure the voltage output of the two LVO channels to support various power requirements. It also allows the user to configurethe UVLO/UVWN, electrostatic discharge (ESD) and maximum current levels to ensure proper operation and compliant performance with the system requirements.The ISL6446IAZ-T7A is designed to provide high performance, low power consumption and excellent thermal performance in a small form factor. Its switching frequency can be adjusted up to 1MHz and its booster circuit provides excellent isolation between the LVO and high load voltage buses. Its multiple reset and monitoring features allow the user to monitor system health and program the microprocessor reset in time of need. The user can control the output voltage of the ISL6446IAZ-T7A via I2C and enable / disable the two FETs for switching if needed. It also has two power-good pins, one for each output, so the user can monitor the working status of the unit. The ISL6446IAZ-T7A is also prepared for over-voltage and over-current protection with its integrated OV/OC protection, making it a great choice for high-performance applications.The ISL6446IAZ-T7A is a highly reliable and accurate performance power management device that offers excellent efficiency and thermal performance. Its wide voltage range and low quiescent current consumption make it a great choice for applications where low power consumption is critical. Additionally, its integrated over-voltage and over-current protection device makes it a great choice for safety-critical applications. Overall, the ISL6446IAZ-T7A is a reliable and efficient power management IC that offers tremendous flexibility to the user. Its user-friendly interface, advanced features and its wide voltage range make it a great choice for high-performance applications.

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