421

型号：BCR421UFDQ-7；Package：U-DFN2020-6；LINEAR LED CONSTANT CURRENT REGULATOR IN U-DFN2020-6

Features LEDConstantCurrentRegulatorUsingNPNEmitter-Followerwith EmitterResistortoCurrentLimit IOUT–10mA±10ConstantCurrent(Preset) IOUTupto350mAAdjustablewithanExternalResistor (BCR421U) VOUT–40VSupplyVoltage PDupto1.7WinU-DFN2020-6Package 0.6mmHeightfo

421

型号：PCA9421BS；Package：HVQFN24；Power management IC for low-power microcontroller applications

1Generaldescription ThePCA9421isahighlyintegratedPowerManagementIC(PMIC),targetedtoprovideafullpower managementsolutionforlow-powermicrocontrollerapplicationsorothersimilarapplications. Thedevicealsointegratestwostep-down(buck)DC-DCconverterswhichhaveI2Cpro

恩XP

421

型号：TPS543421RQFR；Package：VQFN-HR；TPS543x21 3.8V to 18V, 5A, 4A, 3A, Synchronous Buck Converters With User Selectable Mode

1Features •Configuredforawiderangeofapplications –3.8Vto18Vinputvoltagerange –Upto5A(TPS543521),4A(TPS543421),3A (TPS543321)continuousoutputcurrent –0.6V±1%referencevoltage(–40°Cto150°C) –70nsand114nsminimumswitchingonand off-time –8usmaximumswi

4212D

型号：3DD4212D-T1-A；Package：TO-92-F1；HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR

APPLICATIONS Energy-savinglight Electronicballasts Highfrequencyswitchingpower supply Highfrequencypowertransform Commonlypoweramplifiercircuit FEATURES Highbreakdownvoltage Highcurrentcapability Highswitchingspeed Highreliability RoHSproduct

4212D

型号：3DD4212D-T-A；Package：TO-92；HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR

APPLICATIONS Energy-savinglight Electronicballasts Highfrequencyswitchingpower supply Highfrequencypowertransform Commonlypoweramplifiercircuit FEATURES Highbreakdownvoltage Highcurrentcapability Highswitchingspeed Highreliability RoHSproduct

421Q

型号：TMP421AQDCNRQ1；Package：SOT-23；TMP42x-Q1 ±1°C Remote and Local Temperature Sensor

1Features 1•AEC-Q100QualifiedwiththeFollowingResults –TemperatureGrade1:–40°Cto+125°C –DeviceHBMESDClassificationLevel2 –DeviceCDMESDClassificationLevelC5 •SOT23-8Package •±1°CRemoteDiodeSensor(Maximum) •±1.5°CLocalTemperatureSensor(Maximum) •SeriesRe

421Q

型号：TMP421AQDCNRQ1.B；Package：SOT-23；TMP42x-Q1 ±1°C Remote and Local Temperature Sensor

1Features 1•AEC-Q100QualifiedwiththeFollowingResults –TemperatureGrade1:–40°Cto+125°C –DeviceHBMESDClassificationLevel2 –DeviceCDMESDClassificationLevelC5 •SOT23-8Package •±1°CRemoteDiodeSensor(Maximum) •±1.5°CLocalTemperatureSensor(Maximum) •SeriesRe

421Q

型号：TMP421AQDCNTQ1；Package：SOT-23；TMP42x-Q1 ±1°C Remote and Local Temperature Sensor

1Features 1•AEC-Q100QualifiedwiththeFollowingResults –TemperatureGrade1:–40°Cto+125°C –DeviceHBMESDClassificationLevel2 –DeviceCDMESDClassificationLevelC5 •SOT23-8Package •±1°CRemoteDiodeSensor(Maximum) •±1.5°CLocalTemperatureSensor(Maximum) •SeriesRe

4216B

型号：EC4216BNMHR；Package：SOP-8L；Linear LED Driver

4212

型号：ISL24212IRTZ；Package：10Ld3x3TDFN；Programmable VCOM Calibrator with EEPROM and Output Buffer