LDO Voltage Regulators – Mouser Singapore

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Low Dropout (LDO) Regulators

STMicroelectronics Low Dropout (LDO) Linear Regulators deliver a stable and regulated output voltage. The LDOs simplify designs with few external components. Low dropout linear regulators provide the best cost-performance tradeoff.

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Part #

LDO Voltage Regulators 300mA current very low noise LDO

LDK130PU18R
STMicroelectronics
1: $0.544
3,338In Stock

Mfr. Part No.
LDK130PU18R

Mouser Part No
511-LDK130PU18R

STMicroelectronics

LDO Voltage Regulators 300mA current very low noise LDO

Learn More

Datasheet

3,338In Stock

Cut Tape

$0.544

$0.379

$0.341

$0.299

Reel

$0.235

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

1.8 V

300 mA

1 Output

Positive

30 uA

1.9 V

5.5 V

55 dB

Fixed

- 40 C

+ 125 C

100 mV

LDK130

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300mA current very low noise LDO

LDK130PU30R
STMicroelectronics
1: $0.544
2,144In Stock

Mfr. Part No.
LDK130PU30R

Mouser Part No
511-LDK130PU30R

STMicroelectronics

LDO Voltage Regulators 300mA current very low noise LDO

Learn More

Datasheet

2,144In Stock

Cut Tape

$0.544

$0.379

$0.337

$0.291

Reel

$0.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

3 V

300 mA

1 Output

Positive

30 uA

1.9 V

5.5 V

55 dB

Fixed

- 40 C

+ 125 C

100 mV

LDK130

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300mA current very low noise LDO

LDK130PU32R
STMicroelectronics
1: $0.49
2,997In Stock

Mfr. Part No.
LDK130PU32R

Mouser Part No
511-LDK130PU32R

STMicroelectronics

LDO Voltage Regulators 300mA current very low noise LDO

Learn More

Datasheet

2,997In Stock

Cut Tape

$0.49

$0.345

$0.31

$0.271

View

Reel

$0.212

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

3.2 V

300 mA

1 Output

Positive

30 uA

1.9 V

5.5 V

55 dB

Fixed

- 40 C

+ 125 C

100 mV

LDK130

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

LDK220C27R
STMicroelectronics
1: $0.612
1,389In Stock

Mfr. Part No.
LDK220C27R

Mouser Part No
511-LDK220C27R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

Learn More

Datasheet

1,389In Stock

Cut Tape

$0.612

$0.423

$0.377

$0.325

View

Reel

$0.249

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-323-5

2.7 V

200 mA

1 Output

Positive

55 uA

2.5 V

13.2 V

Fixed

- 40 C

+ 125 C

100 mV

LDK220

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

LDK220C40R
STMicroelectronics
1: $0.612
2,528In Stock

Mfr. Part No.
LDK220C40R

Mouser Part No
511-LDK220C40R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

Learn More

Datasheet

2,528In Stock

Cut Tape

$0.612

$0.551

$0.491

$0.423

View

Reel

$0.228

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-323-5

4 V

200 mA

1 Output

Positive

60 uA

2.5 V

13.2 V

Fixed

- 40 C

+ 125 C

100 mV

LDK220

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

LDK220M32R
STMicroelectronics
1: $0.612
476In Stock

Mfr. Part No.
LDK220M32R

Mouser Part No
511-LDK220M32R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

Learn More

Datasheet

476In Stock

Cut Tape

$0.612

$0.423

$0.377

$0.325

Reel

$0.219

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-5

3.2 V

200 mA

1 Output

Positive

60 uA

2.5 V

13.2 V

50 dB

Fixed

- 40 C

+ 125 C

200 mV

LDK220

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

LDK220PU40R
STMicroelectronics
1: $0.53
2,970In Stock

Mfr. Part No.
LDK220PU40R

Mouser Part No
511-LDK220PU40R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current and low noise LDO

Learn More

Datasheet

2,970In Stock

Cut Tape

$0.53

$0.367

$0.328

$0.283

View

Reel

$0.211

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

4 V

200 mA

1 Output

2.5 V

14 V

Adjustable

- 40 C

+ 125 C

LDK220

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator

LDK320AM15R
STMicroelectronics
1: $0.626
1,503In Stock

Mfr. Part No.
LDK320AM15R

Mouser Part No
511-LDK320AM15R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator

Learn More

Datasheet

1,503In Stock

Cut Tape

$0.626

$0.431

$0.385

$0.333

Reel

$0.26

View

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-5

1.5 V

200 mA

1 Output

Positive

70 uA

2.5 V

18 V

88 dB

Fixed

- 40 C

+ 125 C

200 mV

LDK320

Reel, Cut Tape

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

LDL112PU12R
STMicroelectronics
1: $0.802
3,104In Stock

Mfr. Part No.
LDL112PU12R

Mouser Part No
511-LDL112PU12R

STMicroelectronics

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

Learn More

Datasheet

3,104In Stock

Cut Tape

$0.802

$0.564

$0.506

$0.441

Reel

$0.326

View

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

1.2 V

1.2 A

1 Output

Positive

250 uA

1.6 V

5.5 V

57 dB

Fixed

- 40 C

+ 125 C

350 mV

LDL112

Reel, Cut Tape

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

LDL112PU30R
STMicroelectronics
1: $0.802
1,955In Stock

Mfr. Part No.
LDL112PU30R

Mouser Part No
511-LDL112PU30R

STMicroelectronics

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

Learn More

Datasheet

1,955In Stock

Cut Tape

$0.802

$0.564

$0.506

$0.441

Reel

$0.314

View

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

3 V

1.2 A

1 Output

Positive

250 uA

1.6 V

5.5 V

57 dB

Fixed

- 40 C

+ 125 C

350 mV

LDL112

Reel, Cut Tape

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

LDL112PV15R
STMicroelectronics
1: $0.734
2,748In Stock

Mfr. Part No.
LDL112PV15R

Mouser Part No
511-LDL112PV15R

STMicroelectronics

LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection

Learn More

Datasheet

2,748In Stock

Cut Tape

$0.734

$0.513

$0.458

$0.398

Reel

$0.32

View

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

1.5 V

1.2 A

1 Output

Positive

250 uA

1.6 V

5.5 V

57 dB

Fixed

- 40 C

+ 125 C

300 mV

LDL112

Reel, Cut Tape

LDO Voltage Regulators 250 mA ultra-low noise LDO

LDLN025PU12R
STMicroelectronics
1: $0.53
478In Stock

Mfr. Part No.
LDLN025PU12R

Mouser Part No
511-LDLN025PU12R

STMicroelectronics

LDO Voltage Regulators 250 mA ultra-low noise LDO

Learn More

Datasheet

478In Stock

Cut Tape

$0.53

$0.362

$0.322

$0.277

View

Reel

$0.20

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

SMD/SMT

DFN-4

1.2 V

250 mA

1 Output

Positive

250 uA

1.5 V

5.5 V

60 dB

Fixed

- 40 C

+ 125 C

120 mV

LDLN025

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 250 mA ultra-low noise LDO

LDLN025PU275R
STMicroelectronics
1: $0.558
244In Stock
NRND

Mfr. Part No.
LDLN025PU275R

Mouser Part No
511-LDLN025PU275R

NRND

STMicroelectronics

LDO Voltage Regulators 250 mA ultra-low noise LDO

Datasheet

244In Stock

Cut Tape

$0.558

$0.382

$0.34

$0.292

View

Reel

$0.231

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

SMD/SMT

DFN-4

2.75 V

250 mA

1 Output

Positive

250 uA

1.5 V

5.5 V

80 dB

Fixed

- 40 C

+ 125 C

120 mV

LDLN025

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200mA Low Quiescent Crnt low noise LDO

LDK120PU-R
STMicroelectronics
1: $0.53
5,988Expected 19/10/2026

Mfr. Part No.
LDK120PU-R

Mouser Part No
511-LDK120PU-R

STMicroelectronics

LDO Voltage Regulators 200mA Low Quiescent Crnt low noise LDO

Learn More

Datasheet

5,988Expected 19/10/2026

Cut Tape

$0.53

$0.37

$0.33

$0.284

View

Reel

$0.204

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

Adjustable

200 mA

1 Output

Positive

100 uA

1.9 V

5.5 V

Adjustable

- 40 C

+ 125 C

100 mV

LDK120

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300mA Low Quiescent Crnt low noise LDO

LDK130C-R
STMicroelectronics
1: $0.544
5,997Expected 11/9/2026

Mfr. Part No.
LDK130C-R

Mouser Part No
511-LDK130C-R

STMicroelectronics

LDO Voltage Regulators 300mA Low Quiescent Crnt low noise LDO

Learn More

Datasheet

5,997Expected 11/9/2026

Cut Tape

$0.544

$0.407

$0.335

$0.291

View

Reel

$0.23

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-323-5

Adjustable

300 mA

1 Output

Positive

30 uA

1.9 V

5.5 V

Adjustable

- 40 C

+ 125 C

100 mV

LDK130

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300mA current very low noise LDO

LDK130PU33R
STMicroelectronics
1: $0.544
5,990Expected 28/5/2027

Mfr. Part No.
LDK130PU33R

Mouser Part No
511-LDK130PU33R

STMicroelectronics

LDO Voltage Regulators 300mA current very low noise LDO

Learn More

Datasheet

5,990Expected 28/5/2027

Cut Tape

$0.544

$0.379

$0.337

$0.291

View

Reel

$0.23

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

DFN-6

3.3 V

300 mA

1 Output

Positive

30 uA

1.9 V

5.5 V

55 dB

Fixed

- 40 C

+ 125 C

100 mV

LDK130

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 50mA 3A Supply

STLQ50C18R
STMicroelectronics
1: $0.721
5,689On Order

Mfr. Part No.
STLQ50C18R

Mouser Part No
511-STLQ50C18R

STMicroelectronics

LDO Voltage Regulators 50mA 3A Supply

Learn More

Datasheet

Product Comments

5,689On Order

Cut Tape

$0.721

$0.498

$0.443

$0.382

View

Reel

$0.311

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-323-5

1.8 V

50 mA

1 Output

Positive

3 uA

2.3 V

12 V

Fixed

- 40 C

+ 150 C

400 mV

STLQ50

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 200 mA low quiescent current very low noise LDO

LDK120C29R
STMicroelectronics
1: $0.598
2,825In Stock

Mfr. Part No.
LDK120C29R

Mouser Part No
511-LDK120C29R

STMicroelectronics

LDO Voltage Regulators 200 mA low quiescent current very low noise LDO

Learn More

Datasheet

2,825In Stock

Cut Tape

$0.598

$0.413

$0.369

$0.317

Reel

$0.215

View

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

2.9 V

200 mA

1 Output

Positive

100 uA

1.9 V

5.5 V

Fixed

- 40 C

+ 125 C

100 mV

LDK120

Reel, Cut Tape

LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC

LD39020ADTPU28R
STMicroelectronics
1: $0.49
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LD39020ADTPU28R

Mouser Part No
511-LD39020ADTPU28R

STMicroelectronics

LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Cut Tape

$0.49

$0.336

$0.298

$0.254

View

Reel

$0.188

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

SMD/SMT

2.8 V

200 mA

1 Output

Positive

20 uA

1.5 V

5.5 V

Fixed

- 40 C

+ 125 C

200 mV

LD39020

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC

LD39030DTPU18R
STMicroelectronics
1: $0.503
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LD39030DTPU18R

Mouser Part No
511-LD39030DTPU18R

STMicroelectronics

LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Cut Tape

$0.503

$0.34

$0.299

$0.256

View

Reel

$0.199

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

SMD/SMT

DFN-4

1.8 V

300 mA

1 Output

130 uA

1.5 V

5.5 V

55 dB

Fixed

- 40 C

+ 125 C

330 mV

LD39030

Reel, Cut Tape, MouseReel

LDO Voltage Regulators 300mA current Linear Reg IC

LD39130SJ41R
STMicroelectronics
5,000: $0.499
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LD39130SJ41R

Mouser Part No
511-LD39130SJ41R

STMicroelectronics

LDO Voltage Regulators 300mA current Linear Reg IC

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$0.499

Min.: 5,000
Mult.: 5,000

: 5,000

SMD/SMT

FlipChip-4

4.1 V

300 mA

1 Output

1.4 V

5.5 V

70 dB

Fixed

- 40 C

+ 125 C

300 mV

LD39130S

Reel

LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode

LD39130SPU25R
STMicroelectronics
5,000: $0.499
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LD39130SPU25R

Mouser Part No
511-LD39130SPU25R

STMicroelectronics

LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$0.499

Min.: 5,000
Mult.: 5,000

: 5,000

SMD/SMT

DFN-6

Adjustable

300 mA

1 Output

Positive

45 uA

1.4 V

5.5 V

70 dB

Adjustable

- 40 C

+ 125 C

300 mV

LD39130S

Reel

LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode

LD39130SPU31R
STMicroelectronics
5,000: $0.498
Non-Stocked Lead-Time 44 Weeks

Mfr. Part No.
LD39130SPU31R

Mouser Part No
511-LD39130SPU31R

STMicroelectronics

LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode

Learn More

Datasheet

Non-Stocked Lead-Time 44 Weeks

Reel

$0.498

Min.: 5,000
Mult.: 5,000

: 5,000

SMD/SMT

DFN-6

3.1 V

300 mA

1 Output

Positive

1.4 V

5.5 V

70 dB

Fixed

- 40 C

+ 125 C

LD39130S

Reel

LDO Voltage Regulators LOW NOISE REGULATOR

LD3985M27R
STMicroelectronics
1: $0.938
Lead-Time 30 Weeks

Mfr. Part No.
LD3985M27R

Mouser Part No
511-LD3985M27R

STMicroelectronics

LDO Voltage Regulators LOW NOISE REGULATOR

Learn More

Datasheet

Lead-Time 30 Weeks

Cut Tape

$0.938

$0.67

$0.602

$0.526

Reel

$0.409

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

SOT-23-5

2.7 V

150 mA

1 Output

Positive

150 uA

2.5 V

6 V

Fixed

- 40 C

+ 125 C

400 uV

LD3985

Reel, Cut Tape, MouseReel

LDO Voltage Regulators Ultra Low BiCMOS ESR 2.5V to 6V 150mA

LD3985M47R
STMicroelectronics
3,000: $0.431
Non-Stocked Lead-Time 30 Weeks

Mfr. Part No.
LD3985M47R

Mouser Part No
511-LD3985M47R

STMicroelectronics

LDO Voltage Regulators Ultra Low BiCMOS ESR 2.5V to 6V 150mA

Learn More

Datasheet

Non-Stocked Lead-Time 30 Weeks

Reel

$0.431

Min.: 3,000
Mult.: 3,000

: 3,000

SMD/SMT

SOT-23-5

4.7 V

150 mA

1 Output

Positive

150 uA

2.5 V

6 V

Fixed

- 40 C

+ 125 C

400 uV

LD3985

Reel

Low Dropout (LDO) Regulators

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D2PAK-3 (TO-263-3)
DFN-10
DFN-1x1-4
DFN-4
DFN-6
DFN-8
FlipChip-4
Flip-Chip-4
SOIC-8
SOT-223-4
SOT-23-5
SOT-323-5
SOT-89-3
SOT-89-4
STSTAMP-4
TO-220-3
TO-252-3
TO-252-5
TO-92-3
TSOT-23-5

800 mV
800 mV to 3.6 V
800 mV to 4.5 V
1 V
1.05 V
1.1 V
1.185 V
1.195 V to 1.245 V
1.2 V
1.2 V to 5 V
1.22 V
1.22 V to 5 V
1.222 V to 11 V
1.25 V
1.3 V
1.5 V
1.8 V
1.85 V
2.1 V
2.5 V

200 nA
300 nA
1.4 uA
3 uA
3.8 uA
5 uA
12 uA
20 uA
27 uA
28 uA
30 uA
35 uA
45 uA
50 uA
55 uA
60 uA
70 uA
100 uA
120 uA
130 uA

800 mV
1 V
1.1 V
1.25 V
1.4 V
1.5 V
1.55 V
1.6 V
1.8 V
1.9 V
2 V
2.2 V
2.3 V
2.5 V
2.6 V
3 V
3.3 V
3.5 V
3.8 V
4 V

30 dB
40 dB
45 dB
48 dB
50 dB
52 dB
53 dB
55 dB
57 dB
58 dB
60 dB
62 dB
65 dB
70 dB
72 dB
75 dB
77 dB
80 dB
87 dB
87 dB, 75 dB

400 uV
1 mV
7 mV
40 mV
50 mV
65 mV
70 mV
80 mV
90 mV
100 mV
112 mV
120 mV
125 mV
130 mV
135 mV
140 mV
150 mV
155 mV
160 mV
170 mV

L4931
L4940
L4941
LD2980
LD2981
LD39015
LD39015J
LD39020
LD39030
LD39050
LD39100
LD39130S
LD39150
LD39200
LD3985
LD56020
LD56050
LD59030
LD59100
LD59150