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 (EUR) 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 300mA current very low noise LDO
Datasheet
2.975In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

SMD/SMT DFN-6 1 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
STMicroelectronics LDO Voltage Regulators 300mA current very low noise LDO
Datasheet
3.338In Stock
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
STMicroelectronics LDO Voltage Regulators 300mA current very low noise LDO
Datasheet
2.144In Stock
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
STMicroelectronics LDO Voltage Regulators 300mA current very low noise LDO
Datasheet
2.997In Stock
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
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO
Datasheet
1.389In Stock
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
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO
Datasheet
2.528In Stock
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

STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO
Datasheet
476In Stock
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
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO
Datasheet
2.970In Stock
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
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator
Datasheet
1.503In Stock
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

STMicroelectronics LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection
Datasheet
3.104In Stock
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

STMicroelectronics LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection
Datasheet
1.955In Stock
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
STMicroelectronics LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection
Datasheet
2.748In Stock
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
STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO
Datasheet
478In Stock
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
STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO
Datasheet
244In Stock
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
STMicroelectronics LDO Voltage Regulators 300mA Low Quiescent Crnt low noise LDO
Datasheet
5.997Expected 9/15/2026
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
STMicroelectronics LDO Voltage Regulators 300mA current very low noise LDO
Datasheet
5.990Expected 7/5/2027
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
STMicroelectronics LDK120C29R
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current very low noise LDO
Datasheet
2.825In Stock
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

STMicroelectronics LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC
Datasheet
Non-Stocked Lead-Time 30 Weeks
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
STMicroelectronics LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC
Datasheet
Non-Stocked Lead-Time 30 Weeks
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
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC
Datasheet
Non-Stocked Lead-Time 30 Weeks
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
STMicroelectronics LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode
Datasheet
Non-Stocked Lead-Time 30 Weeks
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
STMicroelectronics LDO Voltage Regulators 300 mA very low quiescent current Linear regulator IC with automatic Green mode
Datasheet
Non-Stocked Lead-Time 44 Weeks
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

STMicroelectronics LDO Voltage Regulators LOW NOISE REGULATOR
Datasheet
Lead-Time 30 Weeks
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

STMicroelectronics LDO Voltage Regulators Ultra Low BiCMOS ESR 2.5V to 6V 150mA
Datasheet
Non-Stocked Lead-Time 30 Weeks
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
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent Very low noise LDO
Datasheet
Non-Stocked Lead-Time 30 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

SMD/SMT SOT-323-5 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