Texas Instruments TPS62082 Handleiding
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TPS62081
1µH
10 µF
2.3 V .. 6 V
V
IN
22 µF
180 k
V
OUT
POWER GOOD
1.8 V
SW
VOS
VIN
EN
GND
MODE
PG
FB
Copyright © 2016,Texas Instruments Incorporated
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AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,
intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.
TPS62080
,
TPS62080A
,
TPS62081
,
TPS62082
SLVSAE8F–SEPTEMBER2011–REVISEDNOVEMBER2016
TPS6208x1.2-AHigh-Efficiency,Step-DownConverterWithDCS-Control™
andSnoozeMode
1
1Features
1
•DCS-Control™ArchitectureforFastTransient
Regulation
•SnoozeModefor6.5-µAUltraLowQuiescent
Current
•2.3-Vto6-VInputVoltageRange
•100%DutyCycleforLowestDropout
•PowerSaveModeforLight-LoadEfficiency
•OutputDischargeFunction
•Short-CircuitProtection
•Power-GoodOutput
•ThermalShutdown
•Availablein2-mm×2-mm8-PinWSONPackage
2Applications
•Battery-PoweredPortableDevices
•PointofLoadRegulators
•SystemPowerRailVoltageConversion
3Description
TheTPS6208xdevicesareafamilyofhighfrequency
synchronousstepdownconverters.Withaninput
voltagerangeof2.3Vto6V,commonbattery
technologiesaresupported.Alternatively,thedevice
canbeusedforlowvoltagesystempowerrails.
TheTPS6208xfocusesonhighefficiencystep-down
conversionoverawideoutputcurrentrange.At
mediumtoheavyloads,theconverteroperatesin
PWMmodeandautomaticallyentersPowerSave
Modeoperationatlightloadcurrentstomaintainhigh
efficiencyovertheentireloadcurrentrange.To
maintainhighefficiencyatverylowloadornoload
currents,aSnoozeModewithanultra-lowquiescent
currentisimplemented.Thisfunction,enabledbythe
MODEpin,increasestherun-timeofbatterydriven
applicationsandkeepsthestandbycurrentatits
lowestleveltomeetgreenenergystandardstargeting
alowstand-bycurrent.
Toaddresstherequirementsofsystempowerrails,
theinternalloopcompensationallowsalarge
selectionofexternaloutputcapacitorvaluesin
excessof100µF.WithitsDCS-Control™
architecture,excellentloadtransientperformanceand
outputvoltageregulationaccuracyisachieved.The
deviceisavailablein2-mm×2-mmWSONpackage
withThermalPAD.
DeviceInformation
(1)
PARTNUMBERPACKAGEBODYSIZE(NOM)
TPS62080
WSON(8)2.00mm×2.00mm
TPS62080A
TPS62081
TPS62082
(1)Forallavailablepackages,seetheorderableaddendumat
theendofthedatasheet.
TypicalApplicationSchematic
space
Product specificaties
| Merk: | Texas Instruments |
| Categorie: | Niet gecategoriseerd |
| Model: | TPS62082 |
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