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 (HKD) 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 68,824In Stock
Cut Tape
HK$7.48
HK$5.94
HK$5.31
HK$4.73
Reel
HK$4.00
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 754,292In Stock
Cut Tape
HK$6.08
HK$4.35
HK$3.91
HK$3.43
Reel
HK$2.47
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 IC Regulator LN 150MA, 2.5V 12,253In Stock
Cut Tape
HK$5.26
HK$3.90
HK$3.58
HK$3.22
Reel
HK$2.88
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
HK$7.73
HK$5.49
HK$4.94
HK$4.34
Reel
HK$3.40
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 300mA current Linear Reg IC 6,884In Stock
Cut Tape
HK$6.25
HK$4.47
HK$4.02
HK$3.52
Reel
HK$2.68
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
HK$13.65
HK$10.44
HK$9.04
HK$8.09
Reel
HK$6.65
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
HK$3.21
HK$2.20
HK$1.96
HK$1.69
Reel
HK$1.26
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
HK$8.30
HK$5.98
HK$5.39
HK$4.75
Reel
HK$3.60
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 2.5V 500mA ULTRA LDO 4,974In Stock
Cut Tape
HK$7.15
HK$5.50
HK$5.08
HK$4.62
Reel
HK$3.84
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 11,492In Stock
Cut Tape
HK$3.21
HK$2.20
HK$1.96
HK$1.69
Reel
HK$1.28
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
HK$3.53
HK$2.61
HK$2.42
HK$2.19
Reel
HK$1.73
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
HK$2.55
HK$1.87
HK$1.71
HK$1.52
Reel
HK$1.28
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 Ultralow drop BICMOS Volt REG 2.5V to 6V 3,378In Stock
Cut Tape
HK$8.55
HK$6.85
HK$6.43
HK$5.97
Reel
HK$5.24
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
HK$5.01
HK$3.86
HK$3.58
HK$3.29
Reel
HK$2.93
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 3.3V 0.25A Positive 12,727In Stock
Cut Tape
HK$10.19
HK$8.15
HK$6.81
HK$6.06
Reel
HK$5.01
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
HK$9.29
HK$7.18
HK$6.66
HK$6.07
Reel
HK$5.24
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 1 A low quiescent current low noise voltage regulator 21,414In Stock
Cut Tape
HK$9.45
HK$7.10
HK$6.50
HK$5.84
Reel
HK$5.06
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
HK$3.70
HK$2.95
HK$2.76
HK$2.40
Reel
HK$2.12
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 1 A low quiescent current low noise voltage regulator 20,493In Stock
Cut Tape
HK$10.69
HK$7.73
HK$7.00
HK$6.19
Reel
HK$5.15
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 Bicmos Vltg Regulatr Ultra Lo Drop 11,064In Stock
Cut Tape
HK$11.84
HK$8.55
HK$7.74
HK$6.84
Reel
HK$5.40
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 HIGH VOLTAGE 85 mA LDO LIN REG 41,548In Stock
Cut Tape
HK$6.08
HK$4.32
HK$3.90
HK$3.39
Reel
HK$2.82
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-5 1.2 V to 5 V 85 mA 1 Output Positive 3.8 uA Adjustable - 40 C + 125 C 500 mV ST715 Reel, Cut Tape, MouseReel
STMicroelectronics LDO Voltage Regulators 300mA current Linear Reg IC 17,272In Stock
Cut Tape
HK$5.75
HK$4.38
HK$4.05
HK$3.67
Reel
HK$2.81
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 1.8V 0.15A Ultra Low 4,633In Stock
Cut Tape
HK$6.58
HK$4.62
HK$4.14
HK$3.62
Reel
HK$2.95
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 300mA current very low noise LDO 14,412In Stock
Cut Tape
HK$2.22
HK$1.63
HK$1.50
HK$1.36
Reel
HK$1.17
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
HK$2.47
HK$1.79
HK$1.64
HK$1.46
Reel
HK$1.22
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