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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Description Datasheet Availability Pricing (INR) 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 200 mA low quiescent current very low noise LDO
Datasheet
5,140In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-23-5 1 V 200 mA 1 Output Positive 50 uA 1.9 V 5.5 V 55 dB Fixed - 40 C + 125 C 150 mV LDK120 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent Very low noise LDO
Datasheet
8,437In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-23-5 1.8 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, MouseReel

STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO
Datasheet
5,881In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-23-5 1.2 V 250 mA 1 Output Positive 12 uA 1.5 V 5.5 V 80 dB Fixed - 40 C + 125 C 120 mV LDLN025 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator
Datasheet
2,702In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT 1.2 V 1 A 1 Output Positive 200 uA 1.5 V 5.5 V Fixed - 40 C + 125 C 200 mV LD39100 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 50mA Supply current Lo drop linear reg
Datasheet
5,258In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-323-5 1.222 V to 11 V 50 mA 1 Output Positive 3 uA 2.3 V 12 V Adjustable - 40 C + 150 C 400 mV STLQ50 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator
Datasheet
4,712In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT SOT-223-4 1.185 V 1.2 A 1 Output 250 uA 2.5 V 18 V Fixed - 40 C + 125 C 350 mV LDL1117 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 150 mA - ultra low quiescent current linear voltage regulator
Datasheet
4,516In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-23-5 1.5 V 150 mA 1 Output Positive 1.4 uA 1.5 V 5.5 V Fixed - 40 C + 125 C 112 mV STLQ015 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC
Datasheet
38,456In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10,000

SMD/SMT DFN-4 1.2 V 300 mA 1 Output Positive 20 uA 1.5 V 5.5 V 80 dB Fixed - 40 C + 125 C 300 mV LD39030 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA ultra-low quiescent current LDO
Datasheet
5,832In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT FlipChip-4 2.5 V 200 mA 1 Output Positive 300 nA 2 V 5.5 V 52 dB Fixed - 40 C + 125 C 160 mV STLQ020 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC
Datasheet
8,004In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT FlipChip-4 2.5 V 300 mA 1 Output Positive 45 uA 1.4 V 5.5 V 70 dB Fixed - 40 C + 125 C 300 mV LD39130S Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300 mA very low dropout linear regulator IC
Datasheet
13,035In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

SMD/SMT DFN-4 1.2 V 300 mA 1 Output Positive 305 uA 1.5 V 5.5 V 75 dB Fixed - 40 C + 125 C 155 mV LD59030 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
10,965In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT 3.3 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

STMicroelectronics LDO Voltage Regulators 2 A high PSRR ultra low drop linear regulator with reverse current protection
Datasheet
77,009In Stock
1,57,500Expected 13-11-2026
MouseReel Available
Min.: 1
Mult.: 1
: 4,500

SMD/SMT DFN-8 Adjustable 2 A 1 Output Positive 1 mA 1.25 V 6 V 40 dB Adjustable - 40 C + 125 C 130 mV LD39200 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 2 A high PSRR ultra low drop linear regulator with reverse current protection
Datasheet
27,520In Stock
48,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN-6 3.3 V 2 A 1 Output Positive 1 mA 1.25 V 6 V 40 dB Fixed - 40 C + 125 C 130 mV LD39200 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1.5 A Low Dropout Linear Regulator with Programmable Soft-Start
Datasheet
28,509In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 4,000

SMD/SMT DFN-10 800 mV to 3.6 V 1.5 A 1 Output Positive 800 mV 5.5 V 70 dB Adjustable - 40 C + 125 C 65 mV AEC-Q100 LD59150 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 400 mA, 38 V low-dropout regulator, with 45uAA quiescent current
Datasheet
20,435In Stock
12,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN-6 Adjustable 400 mA 1 Output Positive 45 uA 3.5 V 38 V 70 dB Adjustable - 40 C + 125 C 140 mV AEC-Q100 LDO40L Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
6,893In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT DFN-4 1.1 V 200 mA 1 Output Positive 100 uA 1.5 V 5.5 V Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape

STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
9,999In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT 3.2 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
STMicroelectronics LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC
Datasheet
5,923In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT DFN-4 1.8 V 300 mA 1 Output Positive 130 uA 1.5 V 5.5 V 55 dB Fixed - 40 C + 125 C 330 mV LD39030 Reel, Cut Tape
STMicroelectronics LDO Voltage Regulators High input voltage 85 mA LDO linear regulator
Datasheet
2,501In Stock
Min.: 1
Mult.: 1
: 3,000

SMD/SMT DFN-8 4.2 V 85 mA 1 Output Positive 5 uA 4.3 V 24 V 57 dB Fixed - 40 C + 125 C 500 mV LDK715 Reel, Cut Tape

STMicroelectronics LDO Voltage Regulators Bicmos Vltg Regulatr Ultra Lo Drop Lo
Datasheet
2,810In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT SOT-23-5 2.9 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
STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO
Datasheet
4,948In Stock
Min.: 1
Mult.: 1
: 5,000

SMD/SMT DFN-4 2.9 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
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
9,533In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT DFN-4 1.1 V 200 mA 1 Output Positive 100 uA 1.5 V 5.5 V 55 dB Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
8,735In Stock
Min.: 1
Mult.: 1
: 10,000

SMD/SMT DFN-4 4.7 V 200 mA 1 Output Positive 100 uA 1.5 V 5.5 V Fixed - 40 C + 125 C 200 mV LD39020 Reel, Cut Tape
STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current linear regulator IC in (0.47x0.47) mm² ST
Datasheet
9,537In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 15,000

SMD/SMT STSTAMP-4 2.5 V 200 mA 1 Output Positive 100 uA 1.5 V 5.5 V 55 dB Fixed - 40 C + 125 C 200 mV LDBL20 Reel, Cut Tape, MouseReel