
- Stock: In Stock
- Brand: Unbranded
- Model: 1-CHIP0526
- SKU: 1-CHIP0526
Realtime Stock
Controller IC Chip - MOSFET ISL6565ACVZ ISL6565 ISL6565B chip for laptop- Integrated portable calculator chip(SKU.1-CHIP0526)
Multi-Phase PWM Controller with Precision rDS(ON) or DCR Current Sensing for VR10.X Application
The ISL6565A, ISL6565B controls microprocessor core voltage regulation by driving up to 3 synchronous-rectified buck channels in parallel. Multi-phase buck converter architecture uses interleaved timing to multiply channel ripple frequency and reduce input and output ripple currents. The difference between the ISL6565A and the ISL6565B is that the ISL6565A utilizes rDS(ON) current sensing, while the ISL6565B utilizes DCR current sensing for each phase. These cost and space saving methods of current sensing are used for adaptive voltage positioning (droop), channel-current balancing, and overcurrent protection. To ensure the accuracy of droop, a programmable internal temperature compensation function is implemented to compensate the effect of rDS(ON) and DCR temperature sensitivity.A unity gain, differential amplifier is provided for remote voltage sensing. Any potential difference between remote and local grounds is eliminated using the remote-sense amplifier. The precision threshold-sensitive enable input is available to accurately coordinate the start up of the ISL6565A, ISL6565B with Intersil MOSFET driver ICs. Dynamic-VIDâ„¢ technology allows seamless on-the-fly VID changes. The offset pin allows accurate voltage offset settings that are independent of VID setting.
• Multi-Phase Power Conversion- 2 or 3 Phase Operation• Precision Core Voltage Regulation- Differential Remote Voltage Sensing-±0.5% System Accuracy Over Temperature and Life- Adjustable Reference-Voltage Offset• Precision rDS(ON) or DCR Current Sensing- Integrated Programmable Temperature Compensation- Accurate Load-Line Programming- Accurate Channel-Current Balancing- Low-Cost, Lossless Current Sensing• Input Voltage: 12V or 5V Bias• Microprocessor Voltage Identification Input- Dynamic VID® Technology- 6-Bit VID Input- 0.8375V to 1.600V in 12.5mV Steps• Threshold Enable Function for Precision Sequencing• Overcurrent Protection• Overvoltage Protection• Digital Soft-Start• Operation Frequency up to 1.5MHz per Phase• QFN Package- Compliant to JEDEC PUB95 MO-220QFN - Quad Flat No Leads - Package Outline- Near Chip Scale Package footprint, which improves PCB efficiency and has a thinner profile• Pb-free Available
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