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Linear Regulators

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Product Family Table

Part Number

Description

Status

SubFamily

Regulated Outputs(.)

Output Options

Iout (Max)(mA)

Vin (Min)(V)

Vin (Max)(V)

Fixed Output Options(V)

Vout (Min)(V)

Vout (Max)(V)

Enable

Under Voltage Lockout

Pin/Package

EV Kit Available?

Datasheet

12V, 300mA, Low Consumption Linear Regulator
150mA, Low Noise, Low Dropout Regulator
150mA, Micropower, Low Dropout Linear Regulator with Enable
18V Input, 100mA Current Limited, Micropower Linear Regulator
250mA, Low Consumption, Wide Input Voltage Linear Regulator
300mA, Micropower, Dual Channel Low Dropout Linear Regulator with Enable
300mA, Micropower, Low Dropout Linear Regulator
300mA, Micropower, Low Dropout Linear Regulator with Enable
300mA, Micropower, VLDO Linear Regulator
300mA, Micropower, VLDO Linear Regulator with Enable
30V Input, 100mA Current Limit, Micropower Linear Regulator
500mA, Micropower, VLDO Linear Regulator with Enable
5V Input, Low Quiescent Current Linear Regulator
Ultra Low Quiescent Current Linear Regulator

ACTIVE

Dual Channel 300mA Output Current LDO
High Input Voltage LDO
Low Output Noise LDO
Single Channel ≤350mA Output Current LDO
Single Channel 500mA Output Current LDO
Ultra Low Quiescent Current LDO

1
2

Adjustable Output
Fixed Output

100
150
250
300
500

1.8
2
2.2
2.5
2.7
3.6

12
16
18
30
5.5
6
8

1
1.2
1.3
1.5
2
2.5
2.8

3.3
4
5
6

No
Yes

3/SOT23
3/SOT323
3/SOT89
4/DFN 1.0?.0
4/DFN 1.0×1.0
5/SOT23
5/SOT353
5/SOT89
6/DFN 2.0?.0
6/DFN 2.0×2.0
6/DFN6L 2.0×2.0
6/SOT23
8/DFN 3.0×3.0

UM1330DA-xx

150mA, Low Noise, Low Dropout Regulator

ACTIVE

Low Output Noise LDO

Fixed Output

150

2.7

5.5

1.5

3.3

Yes

6/DFN 2.0×2.0

UM1330P-xx

150mA, Low Noise, Low Dropout Regulator

ACTIVE

Low Output Noise LDO

Fixed Output

150

2.7

5.5

1.5

3.3

Yes

5/SOT353

UM1330S-xx

150mA, Low Noise, Low Dropout Regulator

ACTIVE

Low Output Noise LDO

Fixed Output

150

2.7

5.5

1.5

3.3

Yes

5/SOT23

UM142xxB

12V, 300mA, Low Consumption Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

300

2.5

3/SOT89

UM142xxS

12V, 300mA, Low Consumption Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

300

2.5

3/SOT23

UM142xxY

12V, 300mA, Low Consumption Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

300

2.5

3/SOT89

UM1430B-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT89

UM1430S5-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

5/SOT23

UM1430S-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT23

UM1430Y-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT89

UM1440S-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

Yes

5/SOT23

UM1440Y-xx

18V Input, 100mA Current Limited, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

Yes

5/SOT89

UM1450S-xx

250mA, Low Consumption, Wide Input Voltage Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

250

2.5

3/SOT23

UM153xxS

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

100

2.2

5.5

1.3

3/SOT23

UM153xxY

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

100

2.2

5.5

1.3

3/SOT89

UM154xxDA

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

100

2.2

5.5

1.3

Yes

6/DFN6L 2.0×2.0

UM154xxS

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

100

2.2

5.5

1.3

Yes

5/SOT23

UM154xxY

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

100

2.2

5.5

1.3

Yes

5/SOT89

UM165xx

300mA, Micropower, VLDO Linear Regulator

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

2.5

2.8

3.3

Yes

3/SOT23

UM175xx

300mA, Micropower, VLDO Linear Regulator with Enable

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

2.5

2.8

3.3

Yes

5/SOT23

UM1770DA-00

500mA, Micropower, VLDO Linear Regulator with Enable

ACTIVE

Single Channel 500mA Output Current LDO

Adjustable Output

500

2.5

Yes

6/DFN 2.0×2.0

UM1770DA-xx

500mA, Micropower, VLDO Linear Regulator with Enable

ACTIVE

Single Channel 500mA Output Current LDO

Fixed Output

500

2.5

Yes

6/DFN 2.0×2.0

UM1770Y-00

500mA, Micropower, VLDO Linear Regulator with Enable

ACTIVE

Single Channel 500mA Output Current LDO

Adjustable Output

500

2.5

Yes

5/SOT89

UM1770Y-xx

500mA, Micropower, VLDO Linear Regulator with Enable

ACTIVE

Single Channel 500mA Output Current LDO

Fixed Output

500

2.5

Yes

5/SOT89

UM365xxP

300mA, Micropower, Low Dropout Linear Regulator

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

2.5

1.2

Yes

3/SOT323

UM365xxS

300mA, Micropower, Low Dropout Linear Regulator

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

2.5

1.2

Yes

3/SOT23

UM3730DA-xx

150mA, Micropower, Low Dropout Linear Regulator with Enable

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

150

2.5

5.5

3.3

Yes

4/DFN 1.0×1.0

UM3730P-xx

150mA, Micropower, Low Dropout Linear Regulator with Enable

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

150

2.5

5.5

3.3

Yes

5/SOT353

UM375xxP

300mA, Micropower, Low Dropout Linear Regulator with Enable

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

1.2

Yes

5/SOT353

UM375xxS

300mA, Micropower, Low Dropout Linear Regulator with Enable

ACTIVE

Single Channel ≤350mA Output Current LDO

Fixed Output

300

1.2

Yes

5/SOT23

UM4750DA-xx

300mA, Micropower, Dual Channel Low Dropout Linear Regulator with Enable

ACTIVE

Dual Channel 300mA Output Current LDO

Fixed Output

300

2.5

5.5

1.2

Yes

6/DFN 2.0×2.0

UM4750DB-xx

300mA, Micropower, Dual Channel Low Dropout Linear Regulator with Enable

ACTIVE

Dual Channel 300mA Output Current LDO

Fixed Output

300

2.5

5.5

1.2

Yes

8/DFN 3.0×3.0

UM4750S-xx

300mA, Micropower, Dual Channel Low Dropout Linear Regulator with Enable

ACTIVE

Dual Channel 300mA Output Current LDO

Fixed Output

300

2.5

5.5

1.2

Yes

6/SOT23

UM1550S

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

3/SOT23

UM1550Y

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

3/SOT89

UM1550B

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

3/SOT89

UM1550DA

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

6/DFN 2.0×2.0

UM1550DB

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

4/DFN 1.0×1.0

UM1560S

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

Yes

5/SOT23

UM1560DA

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

Yes

6/DFN 2.0×2.0

UM1560DB

Ultra Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

250

1.8

1.2

Yes

4/DFN 1.0×1.0

UM1431S-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT23

UM1431S5-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

5/SOT23

UM1431Y-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT89

UM1431B-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

3/SOT89

UM1441S-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

Yes

5/SOT23

UM1441Y-xx

30V Input, 100mA Current Limit, Micropower Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

100

3.6

Yes

5/SOT89

UM1450Y-xx

250mA, Low Consumption, Wide Input Voltage Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

250

2.5

3/SOT89

UM1450B-xx

250mA, Low Consumption, Wide Input Voltage Linear Regulator

ACTIVE

High Input Voltage LDO

Fixed Output

250

2.5

3/SOT89

UM1530S

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

3/SOT23

UM1530DA

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

6/DFN 2.0?.0

UM1530DB

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

4/DFN 1.0?.0

UM1540S

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

Yes

5/SOT23

UM1540DA

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

Yes

6/DFN 2.0?.0

UM1540DB

5V Input, Low Quiescent Current Linear Regulator

ACTIVE

Ultra Low Quiescent Current LDO

Fixed Output

300

1.8

1.2

Yes

4/DFN 1.0?.0