DIGITAL HYBRID WITH THE Si305X DAAS

Introduction This application note is a guide to understanding and implementing the digital hybrid feature found in Si305x DAA products. The Si305x contains an on-chip analog hybrid that performs the 2- to 4-wire conversion and near-end echo cancellation. This hybrid circuit is adjusted for eac

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SILABS

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Spindle/Voice Coil Motor Drive IC

OverView The AN8420FBP is an IC for the voice coil motor and the spindle motor drive of the hard disk drive system (HDD). For the spindle motor drive, the acoustic noise level of the spindle motor can be greatly improved by the sensor-less soft switch system.

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PANASONIC

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For 3.5inch HDD Motor Comb IC

■ Overview AN8428GAK is motor comb IC for 3.5inch HDD. By new retract circuit ,reduce external components and shorten the brake time of the disk to improve reliability of HDD . Spindle motor sensor less linear drive. VCM linear drive , PWM-DAC control . Built-in Retract , 12 V/5 V/3

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PANASONIC

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Spindle motor driver IC for optical disk

■ Overview The AN8470NSA is a high performance IC suited for driving a spindle motor of an optical disk such as CD-ROM, PD, DVD, CD-R, CD-RW, etc. ■ Features ? Low power consumption due to a direct PWM system ? With start and stop pin ? Reverse breaking by EC/ECR voltage ? With

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PANASONIC

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Spindle motor driver IC for optical disk

■ Overview The AN8472SA is a high performance IC suited for driving a spindle motor of an optical disk such as CD-ROM, DVD etc. Small outline package can be used due to reduced power consumption by adopting the direct PWM drive system. ■ Features ? 3-phase full-wave 120° duty factor sys

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PANASONIC

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Spindle motor driver IC for optical disk

■ Overview The AN8473SA is an optical disk driver IC, featuring direct PWM drive, DMOS power drive, low ON resistance of output power MOS and 120° of duty-factor. ■ Features ? RON = 0.5 ? (for both upper and lower) ? 5 V single power source ? Circuit current 7 mA (including step-up

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PANASONIC

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3-phase full-wave motor driver IC

■ Overview The AN8480NSB is a 3-phase full-wave motor driver IC with a reverse rotation brake/short brake changeover function, incorporating a thermal protection circuit with its protection monitor pin. ■ Features ? 3-phase full-wave and snubberless ? FG output ? Current limit

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PANASONIC

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Spindle motor driver IC for optical disk

■ Overview The AN8481SB is a high performance IC suited for driving a spindle motor of an optical disk such as CD-ROM, PD, DVD, CD-R, CD-RW, etc. ■ Features ? Adopting the 3-phase full-wave soft switch system ? With switching regulator control function ? With start and stop pin

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3-phase full-wave motor driver and DC motor BTL driver IC

■ Overview The AN8488SB is a motor driver IC incorporating a 3-phase full-wave motor driver and DC motor BTL driver IC with a reverse rotation brake/short brake changeover function. It is encapsulated into a high allowable power dissipation package (with copper block). ■ Features ? 3-ph

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PANASONIC

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3-phase full-wave motor driver and DC motor BTL driver IC

■ Overview The AN8488SB is a motor driver IC incorporating a 3-phase full-wave motor driver and DC motor BTL driver IC with a reverse rotation brake/short brake changeover function. It is encapsulated into a high allowable power dissipation package (with copper block). ■ Features ? 3-ph

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