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.

Results: 331
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Mounting Style Package/Case Output Voltage Output Current Number of Outputs Polarity Quiescent Current Input Voltage, Min Input Voltage, Max PSRR / Ripple Rejection - Typ Output Type Minimum Operating Temperature Maximum Operating Temperature Dropout Voltage Qualification Series Packaging

STMicroelectronics LDO Voltage Regulators 5.0V 1.5A Positive 3.873In Stock
Cut Tape
Rp41.095,04
Rp30.454,36
Rp27.702,46
Rp24.767,10
Reel
Rp21.464,82
Min.: 1
Mult.: 1
: 1.000
SMD/SMT D2PAK-3 (TO-263-3) 5 V 1.5 A 1 Output Positive 30 mA Fixed - 40 C + 150 C 200 mV L4940 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 5.0V 1.5A Positive 2.377In Stock
Rp40.544,66
Rp30.637,82
Rp24.767,10
Rp23.299,42
Min.: 1
Mult.: 1
Through Hole TO-220-3 5 V 1.5 A 1 Output Positive 30 mA Fixed - 40 C + 150 C 200 mV L4940 Tube

STMicroelectronics LDO Voltage Regulators 5.0V 1.0A Positive 3.898In Stock
Cut Tape
Rp30.087,44
Rp22.932,50
Rp20.364,06
Rp18.070,81
Reel
Rp13.814,54
Min.: 1
Mult.: 1
: 2.500
SMD/SMT TO-252-3 5 V 1 A 1 Output Positive 20 mA Fixed - 40 C + 150 C 250 mV L4941 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 5.0V 50mA Positive 14.228In Stock
Cut Tape
Rp13.025,66
Rp9.062,92
Rp8.127,28
Rp7.099,90
Reel
Rp5.595,53
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 5 V 50 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 7 mV LD2980 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 50mA Positive 19.230In Stock
Cut Tape
Rp10.824,14
Rp7.852,09
Rp7.099,90
Rp6.311,02
Reel
Rp5.081,84
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 3.3 V 50 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 7 mV LD2980 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 100mA Positive 5.094In Stock
Cut Tape
Rp15.227,18
Rp10.787,45
Rp9.686,69
Rp8.475,85
Reel
Rp6.421,10
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 3.3 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 100mA Positive 7.254In Stock
Cut Tape
Rp11.741,44
Rp8.457,51
Rp7.631,94
Rp6.549,52
Reel
Rp5.668,91
Min.: 1
Mult.: 1
: 2.500
SMD/SMT SOT-89-3 3.3 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 5.0V 100mA Positive 4.783In Stock
7.500Expected 19/05/2027
Cut Tape
Rp15.594,10
Rp10.915,87
Rp9.796,76
Rp8.549,24
Reel
Rp6.971,48
Min.: 1
Mult.: 1
: 2.500
SMD/SMT SOT-89-3 5 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 100mA Positive 10.859In Stock
24.000On Order
Cut Tape
Rp12.658,74
Rp9.301,42
Rp7.943,82
Rp6.953,13
Reel
Rp5.595,53
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 3.3 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 100mA Positive 4.742In Stock
Cut Tape
Rp13.759,50
Rp9.723,38
Rp8.640,97
Rp7.540,21
Reel
Rp6.164,26
Min.: 1
Mult.: 1
: 2.500
SMD/SMT SOT-89-3 3.3 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 5.0V 100mA Positive 4.483In Stock
Cut Tape
Rp12.842,20
Rp9.631,65
Rp8.255,70
Rp7.283,36
Reel
Rp5.925,76
Min.: 1
Mult.: 1
: 2.500
SMD/SMT SOT-89-3 5 V 100 mA 1 Output Positive 100 uA Fixed - 40 C + 125 C 1 mV LD2981 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg 17.889In Stock
Cut Tape
Rp14.676,80
Rp10.585,64
Rp9.503,23
Rp8.292,39
Rp7.760,36
Reel
Rp7.742,01
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 1 V 150 mA 1 Output Positive 50 uA Fixed - 40 C + 125 C 80 mV LD39015 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg 10.599In Stock
Cut Tape
Rp14.309,88
Rp10.292,11
Rp9.374,81
Rp8.329,08
Reel
Rp6.824,71
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 1.2 V 150 mA 1 Output Positive 50 uA Fixed - 40 C + 125 C 80 mV LD39015 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC 32.085In Stock
Cut Tape
Rp6.237,64
Rp4.366,35
Rp3.889,35
Rp3.357,32
Reel
Rp2.641,82
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 3 V 200 mA 1 Output Positive 100 uA 55 dB Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC 36.142In Stock
Cut Tape
Rp6.054,18
Rp4.366,35
Rp3.889,35
Rp3.357,32
Reel
Rp2.825,28
Min.: 1
Mult.: 1
Max.: 1.170
: 10.000
SMD/SMT 3.3 V 200 mA 1 Output Positive 20 uA Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC 24.858In Stock
Cut Tape
Rp7.154,94
Rp4.843,34
Rp4.274,62
Rp3.669,20
Reel
Rp2.513,40
Min.: 1
Mult.: 1
: 10.000
SMD/SMT DFN-4 3.3 V 200 mA 1 Output Positive 20 uA 80 dB Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators ADJ FRM 0.8V LDO 500mA 38.735In Stock
1.800Expected 03/11/2026
Cut Tape
Rp20.547,52
Rp14.860,26
Rp13.429,27
Rp11.851,52
Reel
Rp9.796,76
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN-6 800 mV 500 mA 1 Output Positive 50 uA Adjustable - 40 C + 125 C 200 mV LD39050 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator 19.529In Stock
Cut Tape
Rp23.849,80
Rp17.245,24
Rp15.612,45
Rp13.814,54
Reel
Rp11.723,09
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN-6 1.2 V 1 A 1 Output Positive 200 uA Fixed - 40 C + 125 C 200 mV AEC-Q100 LD39100 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator 4.207In Stock
Cut Tape
Rp23.482,88
Rp17.245,24
Rp15.282,22
Rp13.521,00
Reel
Rp10.860,83
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN-6 2.5 V 1 A 1 Output Positive 200 uA 65 dB Fixed - 40 C + 125 C 200 mV AEC-Q100 LD39100 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator 2.421In Stock
9.000On Order
Cut Tape
Rp22.749,04
Rp16.988,40
Rp15.520,72
Rp13.887,92
Reel
Rp11.961,59
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN-6 3.3 V 1 A 1 Output Positive 200 uA Fixed - 40 C + 125 C 200 mV AEC-Q100 LD39100 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC 5.368In Stock
Cut Tape
Rp15.777,56
Rp11.172,71
Rp10.053,61
Rp8.806,08
Reel
Rp6.292,68
Min.: 1
Mult.: 1
: 5.000
SMD/SMT FlipChip-4 3.3 V 300 mA 1 Output Positive 45 uA 70 dB Fixed - 40 C + 125 C 300 mV LD39130S Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 2 A high PSRR ultra low drop linear regulator with reverse current protection 23.239In Stock
319.500On Order
Cut Tape
Rp20.730,98
Rp14.915,30
Rp13.429,27
Rp11.814,82
Reel
Rp9.539,92
Min.: 1
Mult.: 1
: 4.500
SMD/SMT DFN-8 Adjustable 2 A 1 Output Positive 1 mA 40 dB Adjustable - 40 C + 125 C 130 mV LD39200 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 1.8V 0.15A Ultra Low 4.468In Stock
Cut Tape
Rp14.676,80
Rp10.310,45
Rp9.246,38
Rp8.072,24
Reel
Rp6.586,21
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 1.8 V 150 mA 1 Output Positive 150 uA Fixed - 40 C + 125 C 400 uV LD3985 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators BICMOS VOLT REG 30.855In Stock
Cut Tape
Rp13.576,04
Rp9.558,27
Rp8.585,93
Rp7.503,51
Reel
Rp6.035,83
Min.: 1
Mult.: 1
: 3.000
SMD/SMT SOT-23-5 3.3 V 150 mA 1 Output Positive 150 uA Fixed - 40 C + 125 C 400 uV LD3985 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1A Ultra Low-Dropout regulator with Reverse Current Protection 10.871In Stock
6.000On Order
Cut Tape
Rp16.327,94
Rp11.686,40
Rp10.530,60
Rp9.448,19
Reel
Rp7.705,32
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN-8 Adjustable 1 A 1 Output Positive 280 uA 70 dB Adjustable - 40 C + 125 C 200 mV LD59100 Reel, Cut Tape, MouseReel