NCP1423

HighEfficiencyDC-DCConverters

NCP1423

400mASync?뭃ectPFMStep?뭊pDC?묭CConverterwithTrue?묬utoffandRing?묷iller

NCP1423

AC-DCOfflineSwitchingControllers/Regulators

NCP1423

BoostConverterSync-Rect,PFM,DC-DC,True-Cutoff,Ring-Killer400mA

NCP1423isamonolithicmicropowerhighfrequencystep−up switchingconverterICspeciallydesignedforbatteryoperatedhand −heldelectronicproducts.ItintegratesSynchronousRectifierfor improvingefficiencyaswellaseliminatingtheexternalSchottky Diode.Highswitchingfrequency(up

QBH-1423

RFAMPLIFIERMODEL

QBH-1423

RFAMPLIFIER

QBH-1423PM

RFAMPLIFIERMODEL

RN1423

TOSHIBATransistorSiliconNPNEpitaxialType(PCTProcess)

Switching,InverterCircuit,InterfaceCircuit AndDriverCircuitApplications •Highcurrenttype(IC(max)=800mA) •Withbuilt-inbiasresistors •Simplifycircuitdesign •Reduceaquantityofpartsandmanufacturingprocess •LowVCE(sat) •ComplementarytoRN2401~RN2406

RN1423

SiliconNPNEpitaxialType(PCTProcess)Switching,InverterCircuit,InterfaceCircuitAndDriverCircuitApplications

S1423

SILICONPNPEPITAXIALTYPE(PCTPROCESS)

GENERALPURPOSEAMPLIFIERANDLOWNOISEAMPLIFIERAPPLICATIONS. FEATURES: -ExcellenthFELinearity:hFE(0.1mA)hFE(2mA) =0.95(Typ.) .DesignedforComplementaryUsewithS1420(hFE=70700 ; .SmallCollectorOutputCapacitance:Cob=4.5pF(Max.)