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PM6680 No Rsense dual step-down controller

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Description

PM6680 No Rsense dual step-down controller with adjustable voltages for notebook system power .
PM6680 is a dual step-down controller specifically designed to provide extremely high efficiency conversion, with lossless current sensing technique.

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Features

* 6 V to 28 V input voltage range output voltages 5V always voltage available deliver 100 mA peak current 1.237 V ± 1% reference voltage available Lossless current sensing using low side MOSFETs RDS(on) Negative current limit Soft-start internally fixed at 2ms Soft output discharge Latched OVP

Applications

* Notebook computers Tablet PC or slates Mobile system power supply 3-4 cells Li+ battery powered devices Table 1. Device summary Order codes PM6680 PM6680TR Package VFQFPN-32 5mm x 5mm (Exposed pad) VFQFPN-32 5mm x 5mm (Exposed pad) Packaging Tube Tape and reel August 2007

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Rsense dual step-down controller STMicroelectronics
STMicroelectronics PM6680-like datasheet