MYRLP-F-RD中文资料村田数据手册PDF规格书

GENERALDESCRIPTION

TheMYRLP-F-RD/REseriesisasynchronousstep-downminiDC/DCconverter

whichintegratesaninductorandacontrolICinonetinypackage.

Itusesanultra-lowcurrentconsumptioncircuitandPFMcontrol.

ThecontrolICandcoilareintegratedtoachieveminiaturization,

andaspace-savingpowersupplycanbeconfiguredsimplybyadding

twoexternalcapacitors.Inaddition,theultra-lowcurrentconsumptioncircuit

andPFMcontrolmethodrealizehighefficiencywithalightload.

Aoperatingvoltagerangeof1.8Vto6.0Venablessupportforapplicationsthatrequireaninternallyfixedoutputvoltage

from0.5Vto3.60V.Ithasabuilt-inUVLO(UnderVoltageLockOut)function,theinternalP-channel

MOSdrivertransistorandN-channelMOSdrivertransistorareturnedOFFwheninputvoltageisbelowtheUVLO

detectionvoltage.TheMYRLP-F-RDintegratesCLdischargefunctionwhichenablestheelectricchargeatthe

outputcapacitorCLtobedischargedviatheinternaldischargeswitchlocatedbetweentheVOUTandGND.

Whenthedevicesenterstand-bymode,outputvoltagequicklyreturnstotheVSSlevelasaresultofthisfunction.

:1.8V ~6.0V

:

0.5V ~ 3.60V

■FEATURES

:±20mV(VOUT≦1.0V)

OutputCurrentSupplyCurrentControlMethodFunction

±2.0(VOUT＞1.0V)

:150mA

:200nA @VOUT=1.8V

:PFMcontrol

:CL Discharge (MYRLP-F-RD) UVLOfunction

-40 ~85℃

Protection Functions Input / OutputCapacitor

Operation AmbientTemperature

:Short Protection

:Ceramic CapacitorCompatible

:

EnvironmentallyFriendly

: EU RoHS compliant, PbFree

Halogen Free

Input VoltageRange

Output Voltage Setting Output VoltageAccuracy

■APPLICATIONS

●Low PowerRF

●SensorModule

●WearableDevices

●Energy Harvestdevices

●Back-up power supplycircuit

●Smartcard

●Devices with 1 Lithiumcell

●Smart meter