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SC461

EcoSpeed? DC-DC Buck Controller with Integrated LDO

Description TheSC461isasynchronousEcoSpeed?buckregulatorwhichincorporatesSemtech’sadvanced,patentedadaptiveon-timecontrolarchitecturetoprovideexcellentlight-loadefficiencyandfasttransientresponse.Itfeaturesanintegratedbootstrapswitchandafixed5VLDOina3x3(

SC461

SC461,28V EcoSpeed? DC-DC Buck Controller with Integrated LDO; ·Input voltage — 3V to 28V·Integrated bootstrap switch\n·Fixed 5V LDO output — 200mA\n·1% reference tolerance -40 to +85 °C\n·Selectable internal/external bias power supply\n·EcoSpeed? architecture with pseudo-fixed frequency adaptive on-time control\n\n·Logic input and output control·Independent enable controls for LDO and switcher Programmable soft-start time\n·Programmable VIN UVLO threshold\n·Power Good output\n·Selectable power-save mode\n\n·Protections·Automatic restart on fault shutdown\n·Over-voltage and under-voltage\n·TC compensated RDS(ON) sensed current limit\n·Thermal shutdown\n·Smart power-save\n·Pre-bias start-up\n\n·Capacitor types: SP, POSCAP, OSCON, and ceramic\n·Package — 3 x 3(mm), 20-pin MLPQ\n·Lead-free and halogen-free\n·RoHS and WEEE compliant;

The SC461 is a synchronous EcoSpeed? buck regulator which incorporates Semtech’s advanced, patented adaptive on-time control architecture to provide excellent light-load efficiency and fast transient response.

SC4611

Wide Input Range High Performance Synchronous Buck Switching Regulator

Description SC4611isahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4611utilizessynchronousrectifiedbucktopologieswherehighefficiencyistheprimaryconsideration.Itisoptimizedforapplicationsinvolvingmultipleandred

SC4611ITSTRT

Wide Input Range High Performance Synchronous Buck Switching Regulator

Description SC4611isahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4611utilizessynchronousrectifiedbucktopologieswherehighefficiencyistheprimaryconsideration.Itisoptimizedforapplicationsinvolvingmultipleandred

SC4612

Wide Input Range High Performance Synchronous Buck Switching Controller

Description SC4612isahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612utilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612isoptimizedforapplicationsrequiringwideinputsup

SC4612EVB

Wide Input Range High Performance Synchronous Buck Switching Controller

Description SC4612isahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612utilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612isoptimizedforapplicationsrequiringwideinputsup

SC4612H

40V Synchronous Buck Controller

Description TheSC4612Hisahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612Hutilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612Hcanbeusedoverawideinputvoltagerangewit

SC4612HEVB

40V Synchronous Buck Controller

Description TheSC4612Hisahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612Hutilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612Hcanbeusedoverawideinputvoltagerangewit

SC4612HMLTRT

40V Synchronous Buck Controller

Description TheSC4612Hisahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612Hutilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612Hcanbeusedoverawideinputvoltagerangewit

SC4612HSTRT

40V Synchronous Buck Controller

Description TheSC4612Hisahighperformancesynchronousbuckcontrollerthatcanbeconfiguredforawiderangeofapplications.TheSC4612Hutilizessynchronousrectifiedbucktopologywherehighefficiencyistheprimaryconsideration.SC4612Hcanbeusedoverawideinputvoltagerangewit