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Partname:ISL6421ER
Description:3.0-3.6V; single output LNB supply and control voltage regulator with I2C interface for advanced satellite set-top box designs
Manufacturer:Intersil Corp.
Package:QFN
Pins:32
Oper. temp.:-20 to 85
Datasheet:PDF (256K).
Click here to download *)

The ISL6421 is a highly integrated solution for supplying power and control signals from advanced satellite set-top box (STB) modules to the low noise block (LNB). This device is comprised of a current-mode boost PWM and a low-noise linear regulator, along with the circuitry required for I2C device interfacing and for providing DiSEqCTM standard control signals to the LNB.

Click here to download ISL6421ER Datasheet
Click here to download ISL6421ER Datasheet
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