Products
Linear Regulators
 
Product Family Table
 
Part NumberDescriptionStatusSubFamilyRegulated Outputs(.)Output OptionsIout (Max)(mA)Vin (Min)(V)Vin (Max)(V)Fixed Output Options(V)Vout (Min)(V)Vout (Max)(V)EnableUnder Voltage LockoutPin/PackageEV Kit Available?Datasheet
  








































































 
 
UM1330DA-xx150mA, Low Noise, Low Dropout RegulatorACTIVELow Output Noise LDO1Fixed Output1502.75.5 1.53.3YesYes6/DFN 2.0×2.0 
UM1330P-xx150mA, Low Noise, Low Dropout RegulatorACTIVELow Output Noise LDO1Fixed Output1502.75.5 1.53.3YesYes5/SOT353 
UM1330S-xx150mA, Low Noise, Low Dropout RegulatorACTIVELow Output Noise LDO1Fixed Output1502.75.5 1.53.3YesYes5/SOT23 
UM142xxB12V, 300mA, Low Consumption Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output3002.512 2.55NoNo3/SOT89Y
UM142xxS12V, 300mA, Low Consumption Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output3002.512 2.55NoNo3/SOT23Y
UM142xxY12V, 300mA, Low Consumption Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output3002.512 2.55NoNo3/SOT89Y
UM1430B-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26NoNo3/SOT89Y
UM1430S5-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26NoNo5/SOT23Y
UM1430S-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26NoNo3/SOT23Y
UM1430Y-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26NoNo3/SOT89Y
UM1440S-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26YesNo5/SOT23Y
UM1440Y-xx18V Input, 100mA Current Limited, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.618 26YesNo5/SOT89Y
UM1450S-xx250mA, Low Consumption, Wide Input Voltage Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output250 16 2.55NoNo3/SOT23Y
UM153xxSUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output1002.25.5 1.35NoNo3/SOT23Y
UM153xxYUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output1002.25.5 1.35NoNo3/SOT89Y
UM154xxDAUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output1002.25.5 1.35YesNo6/DFN6L 2.0×2.0Y
UM154xxSUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output1002.25.5 1.35YesNo5/SOT23Y
UM154xxYUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output1002.25.5 1.35YesNo5/SOT89Y
UM1650S-xx350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3502.56 14NoYes3/SOT23Y
UM165xx300mA, Micropower, VLDO Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3002.56 2.83.3NoYes3/SOT23Y
UM1750DA-00350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Adjustable Output3502.56 15YesYes6/DFN 2.0×2.0Y
UM1750DA-xx350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3502.56 14YesYes6/DFN 2.0×2.0Y
UM1750S-00350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Adjustable Output3502.56 15YesYes5/SOT23Y
UM1750S-xx350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3502.56 14YesYes5/SOT23Y
UM1750Y-00350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Adjustable Output3502.56 15YesYes5/SOT89 
UM1750Y-xx350mA, Micropower, Very Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3502.56 14YesYes5/SOT89 
UM175xx300mA, Micropower, VLDO Linear Regulator with Enable ACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3002.56 2.83.3YesYes5/SOT23Y
UM1770DA-00500mA, Micropower, VLDO Linear Regulator with EnableACTIVESingle Channel 500mA Output Current LDO1Adjustable Output5002.56 15YesYes6/DFN 2.0×2.0Y
UM1770DA-xx500mA, Micropower, VLDO Linear Regulator with EnableACTIVESingle Channel 500mA Output Current LDO1Fixed Output5002.56 14YesYes6/DFN 2.0×2.0Y
UM1770Y-00500mA, Micropower, VLDO Linear Regulator with EnableACTIVESingle Channel 500mA Output Current LDO1Adjustable Output5002.56 15YesYes5/SOT89 
UM1770Y-xx500mA, Micropower, VLDO Linear Regulator with EnableACTIVESingle Channel 500mA Output Current LDO1Fixed Output5002.56 14YesYes5/SOT89 
UM365xxP300mA, Micropower, Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3002.56 1.25NoYes3/SOT323Y
UM365xxS300mA, Micropower, Low Dropout Linear RegulatorACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output3002.56 1.25NoYes3/SOT23Y
UM3730DA-xx150mA, Micropower, Low Dropout Linear Regulator with EnableACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output1502.55.5 13.3YesNo4/DFN 1.0×1.0 
UM3730P-xx150mA, Micropower, Low Dropout Linear Regulator with EnableACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output1502.55.5 13.3YesNo5/SOT353Y
UM375xxP300mA, Micropower, Low Dropout Linear Regulator with EnableACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output30026 1.25YesYes5/SOT353Y
UM375xxS300mA, Micropower, Low Dropout Linear Regulator with EnableACTIVESingle Channel ≤350mA Output Current LDO1Fixed Output30026 1.25YesYes5/SOT23Y
UM4750DA-xx300mA, Micropower, Dual Channel Low Dropout Linear Regulator with EnableACTIVEDual Channel 300mA Output Current LDO2Fixed Output3002.55.5 1.25YesNo6/DFN 2.0×2.0 
UM4750DB-xx300mA, Micropower, Dual Channel Low Dropout Linear Regulator with EnableACTIVEDual Channel 300mA Output Current LDO2Fixed Output3002.55.5 1.25YesNo8/DFN 3.0×3.0 
UM4750S-xx300mA, Micropower, Dual Channel Low Dropout Linear Regulator with EnableACTIVEDual Channel 300mA Output Current LDO2Fixed Output3002.55.5 1.25YesNo6/SOT23Y
UM1550SUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25NoNo3/SOT23Y
UM1550YUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25NoNo3/SOT89Y
UM1550BUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25NoNo3/SOT89Y
UM1550DAUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25NoNo6/DFN 2.0×2.0Y
UM1550DBUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25NoNo4/DFN 1.0×1.0Y
UM1560SUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25YesNo5/SOT23Y
UM1560DAUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25YesNo6/DFN 2.0×2.0Y
UM1560DBUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25YesNo4/DFN 1.0×1.0Y
UM1431S-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26NoNo3/SOT23Y
UM1431S5-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26NoNo5/SOT23Y
UM1431Y-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26NoNo3/SOT89Y
UM1431B-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26NoNo3/SOT89Y
UM1441S-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26YesNo5/SOT23Y
UM1441Y-xx30V Input, 100mA Current Limit, Micropower Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output1003.630 26YesNo5/SOT89Y
UM1450Y-xx250mA, Low Consumption, Wide Input Voltage Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output250 16 2.55NoNo3/SOT89Y
UM1560PUltra Low Quiescent Current Linear RegulatorACTIVEUltra Low Quiescent Current LDO1Fixed Output3001.88 1.25YesNo4/SOT343Y
UM1450B-xx250mA, Low Consumption, Wide Input Voltage Linear RegulatorACTIVEHigh Input Voltage LDO1Fixed Output250 16 2.55NoNo3/SOT89Y
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