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 (SGD) 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 1A Low Quiescent Reg 1.5 to 5.5 V 200mV 68,924In Stock
Cut Tape
$1.24
$0.983
$0.879
$0.782
Reel
$0.661
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 800 mV to 4.5 V 1 A 1 Output Positive 200 uA Adjustable - 40 C + 125 C 200 mV LD39100 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator 765,419In Stock
Cut Tape
$1.01
$0.719
$0.647
$0.567
Reel
$0.408
Min.: 1
Mult.: 1
: 2,500
SMD/SMT SOT-223-4 3.3 V 1.2 A 1 Output Positive 250 uA Fixed - 40 C + 125 C 350 mV LDL1117 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators Ultralow drop BICMOS Volt REG 2.5V to 6V 3,387In Stock
Cut Tape
$1.41
$1.13
$1.06
$0.987
Reel
$0.868
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 1.22 V to 5 V 1.5 A 1 Output Positive 1 mA Adjustable - 40 C + 125 C 200 mV LD39150 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators BICMOS 300mA V Reg Ultra Lo Drop Lo 4,590In Stock
Cut Tape
$0.83
$0.639
$0.592
$0.544
Reel
$0.486
Min.: 1
Mult.: 1
: 3,000
SMD/SMT TSOT-23-5 1.8 V 300 mA 1 Output Positive 150 uA Fixed - 40 C + 125 C 400 uV LDS3985 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC 17,272In Stock
Cut Tape
$0.952
$0.725
$0.67
$0.607
Reel
$0.446
Min.: 1
Mult.: 1
: 5,000
SMD/SMT FlipChip-4 1.8 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 300mA current very low noise LDO 14,412In Stock
Cut Tape
$0.367
$0.269
$0.248
$0.224
Reel
$0.193
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 800 mV 300 mA 1 Output Positive 30 uA 55 dB Fixed - 40 C + 125 C 100 mV AEC-Q100 LDK130 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO 10,868In Stock
Cut Tape
$0.367
$0.277
$0.257
$0.233
Reel
$0.201
Min.: 1
Mult.: 1
: 5,000
SMD/SMT DFN-4 3 V 250 mA 1 Output Positive 250 uA 60 dB Fixed - 40 C + 125 C 250 mV LDLN025 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators IC Regulator LN 150MA, 2.5V 12,253In Stock
Cut Tape
$0.87
$0.645
$0.592
$0.533
Reel
$0.476
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 2.5 V 150 mA 1 Output Positive 50 uA Fixed - 40 C + 125 C 80 mV LD39015 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators Lo Drop Noise BiCMOS 300mA Volt Reg 5,138In Stock
Cut Tape
$1.28
$0.908
$0.817
$0.718
Reel
$0.563
Min.: 1
Mult.: 1
: 3,000
SMD/SMT TSOT-23-5 3 V 300 mA 1 Output Positive 150 uA Fixed - 40 C + 125 C 400 uV LDS3985 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 2.5V 500mA ULTRA LDO 4,974In Stock
Cut Tape
$1.09
$0.865
$0.808
$0.745
Reel
$0.622
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 2.5 V 500 mA 1 Output Positive 50 uA Fixed - 40 C + 125 C 200 mV LD39050 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO 11,488In Stock
Cut Tape
$0.53
$0.364
$0.325
$0.28
Reel
$0.208
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 3.3 V 200 mA 1 Output Positive 55 uA Fixed - 40 C + 125 C 100 mV LDK220 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator 29,490In Stock
Cut Tape
$0.585
$0.431
$0.401
$0.362
Reel
$0.287
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 12 V 200 mA 1 Output Positive 70 uA 48 dB Fixed - 40 C + 125 C 200 mV LDK320 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 250 mA ultra-low noise LDO 26,430In Stock
Cut Tape
$0.422
$0.301
$0.273
$0.243
Reel
$0.212
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 2.5 V 250 mA 1 Output Positive 12 uA 80 dB Fixed - 40 C + 125 C 120 mV LDLN025 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 0.25A Positive 13,137In Stock
Cut Tape
$1.78
$1.35
$1.18
$1.05
Reel
$0.854
Min.: 1
Mult.: 1
: 2,500
SMD/SMT SOIC-8 3.3 V 250 mA 1 Output Positive 600 uA Fixed - 40 C + 125 C 400 mV L4931 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 3.3V 0.25A Positive 3,640In Stock
Cut Tape
$1.44
$1.16
$1.00
$0.922
Reel
$0.839
Min.: 1
Mult.: 1
: 2,500
SMD/SMT TO-252-3 3.3 V 250 mA 1 Output Positive 600 uA Fixed - 40 C + 125 C 400 mV L4931 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 150mA Voltage Reg. Lo-quiescnt Lo-noise 10,840In Stock
Cut Tape
$1.09
$0.781
$0.684
$0.619
Reel
$0.496
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 3.3 V 150 mA 1 Output Positive 50 uA Fixed - 40 C + 125 C 80 mV LD39015 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator 21,414In Stock
Cut Tape
$1.70
$1.23
$1.12
$0.993
Reel
$0.836
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 Adjustable 1 A 1 Output Positive 200 uA Adjustable - 40 C + 125 C 200 mV AEC-Q100 LD39100 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection 6,726In Stock
Cut Tape
$0.612
$0.488
$0.457
$0.397
Reel
$0.351
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 1.8 V 1.2 A 1 Output Positive 35 uA Fixed - 40 C + 125 C 300 mV LDL112 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators Bicmos Vltg Regulatr Ultra Lo Drop 11,064In Stock
Cut Tape
$1.96
$1.41
$1.28
$1.13
Reel
$0.923
Min.: 1
Mult.: 1
: 2,500
SMD/SMT TO-252-3 2.5 V 1.5 A 1 Output Positive 2.5 mA Fixed - 40 C + 125 C 40 mV LD39150 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC 6,884In Stock
Cut Tape
$1.03
$0.74
$0.665
$0.582
Reel
$0.435
Min.: 1
Mult.: 1
: 5,000
SMD/SMT FlipChip-4 1.2 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 150mA Capless Ultra Low REG 50mV 100mA 3,219In Stock
Cut Tape
$2.26
$1.73
$1.50
$1.34
Reel
$1.10
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 3.3 V 150 mA 1 Output Positive 120 uA Fixed - 40 C + 125 C 50 mV LDCL015 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 200 mA low quiescent current and low noise LDO 10,449In Stock
Cut Tape
$0.53
$0.364
$0.325
$0.28
Reel
$0.201
Min.: 1
Mult.: 1
: 3,000
SMD/SMT DFN-6 5 V 200 mA 1 Output Positive 55 uA Fixed - 40 C + 125 C 100 mV LDK220 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 800 mA ultra low drop, high PSRR voltage regulator 4,363In Stock
Cut Tape
$1.37
$0.989
$0.892
$0.786
Reel
$0.596
Min.: 1
Mult.: 1
: 2,500
SMD/SMT DFN-8 Adjustable 800 mA 1 Output Positive 150 uA Adjustable - 40 C + 125 C 70 mV ST1L08 Reel, Cut Tape, MouseReel

STMicroelectronics LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator 4,718In Stock
Cut Tape
$0.558
$0.389
$0.347
$0.299
Reel
$0.239
Min.: 1
Mult.: 1
: 2,500
SMD/SMT SOT-223-4 1.185 V 1.2 A 1 Output 250 uA Fixed - 40 C + 125 C 350 mV LDL1117 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator 2,702In Stock
Cut Tape
$1.17
$0.94
$0.881
$0.816
Reel
$0.616
Min.: 1
Mult.: 1
: 3,000
SMD/SMT 1.2 V 1 A 1 Output Positive 200 uA Fixed - 40 C + 125 C 200 mV LD39100 Reel, Cut Tape, MouseReel