LDO Voltage Regulators – Mouser Ireland

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Output Voltage	Output Current	Number of Outputs	Polarity	Quiescent Current	PSRR / Ripple Rejection - Typ	Output Type	Minimum Operating Temperature	Maximum Operating Temperature	Dropout Voltage	Qualification	Series	Packaging
LDO Voltage Regulators 1.8V 200mA Linear LK112SM18TR STMicroelectronics 1: €0.86 2,288In Stock	Mfr. Part No. LK112SM18TR Mouser Part No 511-LK112SM18	STMicroelectronics	LDO Voltage Regulators 1.8V 200mA Linear Learn More about STMicroelectronics stm standard products	Datasheet	2,288In Stock	Cut Tape €0.86 €0.619 €0.559 €0.493 Reel €0.381 View €0.461 €0.441 €0.428 €0.373 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	1.8 V	200 mA	1 Output	Positive	250 uA		Fixed	- 40 C	+ 125 C	500 mV		LK112S	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator LDL1117S12R STMicroelectronics 1: €0.353 4,718In Stock	Mfr. Part No. LDL1117S12R Mouser Part No 511-LDL1117S12R	STMicroelectronics	LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator Learn More about STMicroelectronics stm ldl1117 regulators	Datasheet	4,718In Stock	Cut Tape €0.353 €0.246 €0.219 €0.189 Reel €0.151 View €0.175 €0.167 €0.16 €0.147 MouseReel Available	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
LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator LD39100PU12R STMicroelectronics 1: €0.74 2,702In Stock	Mfr. Part No. LD39100PU12R Mouser Part No 511-LD39100PU12R	STMicroelectronics	LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator Learn More about STMicroelectronics stm ld39100 regulators	Datasheet	2,702In Stock	Cut Tape €0.74 €0.594 €0.557 €0.516 View Reel €0.399 €0.497 €0.481 €0.464 €0.399 MouseReel Available	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
LDO Voltage Regulators 200 mA low quiescent current very low noise LDO LDK120DM33R STMicroelectronics 1: €0.327 6,878In Stock	Mfr. Part No. LDK120DM33R Mouser Part No 511-LDK120DM33R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current very low noise LDO Learn More about STMicroelectronics stm standard products	Datasheet	6,878In Stock	Cut Tape €0.327 €0.227 €0.202 €0.175 Reel €0.129 View €0.162 €0.153 €0.147 €0.127 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	3.3 V	200 mA	1 Output	Positive	50 uA	55 dB	Fixed	- 40 C	+ 125 C	150 mV		LDK120	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300mA current very low noise LDO LDK130PU15R STMicroelectronics 1: €0.232 5,407In Stock	Mfr. Part No. LDK130PU15R Mouser Part No 511-LDK130PU15R	STMicroelectronics	LDO Voltage Regulators 300mA current very low noise LDO Learn More about STMicroelectronics stm ldk130p regulator	Datasheet	5,407In Stock	Cut Tape €0.232 €0.169 €0.156 €0.141 Reel €0.14 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	1.5 V	300 mA	1 Output	Positive	30 uA	55 dB	Fixed	- 40 C	+ 125 C	100 mV		LDK130	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300mA current very low noise LDO LDK130PU25R STMicroelectronics 1: €0.344 5,996In Stock	Mfr. Part No. LDK130PU25R Mouser Part No 511-LDK130PU25R	STMicroelectronics	LDO Voltage Regulators 300mA current very low noise LDO Learn More about STMicroelectronics stm ldk130p regulator	Datasheet	5,996In Stock	Cut Tape €0.344 €0.237 €0.212 €0.182 Reel €0.136 View €0.169 €0.161 €0.154 €0.133 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	2.5 V	300 mA	1 Output	Positive	30 uA	55 dB	Fixed	- 40 C	+ 125 C	100 mV		LDK130	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC LD39020DTPU25R STMicroelectronics 1: €0.292 8,933In Stock	Mfr. Part No. LD39020DTPU25R Mouser Part No 511-LD39020DTPU25R	STMicroelectronics	LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC Learn More about STMicroelectronics stm ld39020 regulator	Datasheet	8,933In Stock	Cut Tape €0.292 €0.203 €0.181 €0.156 View Reel €0.109 €0.144 €0.137 €0.131 €0.126 €0.109 €0.109	Min.: 1 Mult.: 1 : 10,000	SMD/SMT	DFN-4	2.5 V	200 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	200 mV		LD39020	Reel, Cut Tape
LDO Voltage Regulators 300mA current very low noise LDO LDK130M15R STMicroelectronics 1: €0.396 6,123In Stock	Mfr. Part No. LDK130M15R Mouser Part No 511-LDK130M15R	STMicroelectronics	LDO Voltage Regulators 300mA current very low noise LDO Learn More about STMicroelectronics stm ldk130m regulator	Datasheet	6,123In Stock	Cut Tape €0.396 €0.24 €0.212 €0.196 Reel €0.167 View €0.187 €0.178 €0.127 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	1.5 V	300 mA	1 Output			55 dB	Fixed	- 40 C	+ 125 C		AEC-Q100	LDK130	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA low quiescent current very low noise LDO LDK120M10R STMicroelectronics 1: €0.327 5,130In Stock	Mfr. Part No. LDK120M10R Mouser Part No 511-LDK120M10R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current very low noise LDO Learn More about STMicroelectronics stm ldk120m regulator	Datasheet	5,130In Stock	Cut Tape €0.327 €0.227 €0.202 €0.175 Reel €0.129 View €0.162 €0.153 €0.147 €0.128 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	1 V	200 mA	1 Output	Positive	50 uA	55 dB	Fixed	- 40 C	+ 125 C	150 mV		LDK120	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA low quiescent Very low noise LDO LDK120M18R STMicroelectronics 1: €0.327 8,367In Stock	Mfr. Part No. LDK120M18R Mouser Part No 511-LDK120M18R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent Very low noise LDO Learn More about STMicroelectronics stm ldk120m regulator	Datasheet	8,367In Stock	Cut Tape €0.327 €0.226 €0.201 €0.174 Reel €0.129 View €0.161 €0.153 €0.146 €0.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	1.8 V	200 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	100 mV		LDK120	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator LDK320ADU120R STMicroelectronics 1: €0.378 5,807In Stock	Mfr. Part No. LDK320ADU120R Mouser Part No 511-LDK320ADU120R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator Learn More about STMicroelectronics stm ldk320 regulators	Datasheet	5,807In Stock	Cut Tape €0.378 €0.267 €0.238 €0.206 Reel €0.159 View €0.191 €0.182 €0.175 €0.144 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOT-89-3	12 V	200 mA	1 Output	Positive	60 uA	88 dB	Fixed	- 40 C	+ 125 C	200 mV		LDK320	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 250 mA ultra-low noise LDO LDLN025M12R STMicroelectronics 1: €0.31 5,781In Stock	Mfr. Part No. LDLN025M12R Mouser Part No 511-LDLN025M12R	STMicroelectronics	LDO Voltage Regulators 250 mA ultra-low noise LDO Learn More about STMicroelectronics stm ldln025 ldos	Datasheet	5,781In Stock	Cut Tape €0.31 €0.221 €0.189 €0.163 View Reel €0.123 €0.15 €0.143 €0.135 €0.123 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	1.2 V	250 mA	1 Output	Positive	12 uA	80 dB	Fixed	- 40 C	+ 125 C	120 mV		LDLN025	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC LD39020TPU33R STMicroelectronics 1: €0.198 10,955In Stock	Mfr. Part No. LD39020TPU33R Mouser Part No 511-LD39020TPU33R	STMicroelectronics	LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC Learn More about STMicroelectronics stm ld39020 regulator	Datasheet	10,955In Stock	Cut Tape €0.198 €0.144 €0.132 €0.12 View Reel €0.107 €0.114 €0.11 €0.108 €0.107 €0.107	Min.: 1 Mult.: 1 : 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
LDO Voltage Regulators 200 mA ultra-low quiescent current LDO STLQ020J25R STMicroelectronics 1: €0.456 5,609In Stock	Mfr. Part No. STLQ020J25R Mouser Part No 511-STLQ020J25R	STMicroelectronics	LDO Voltage Regulators 200 mA ultra-low quiescent current LDO Learn More about STMicroelectronics stm stlq020 regulators	Datasheet	5,609In Stock	Cut Tape €0.456 €0.317 €0.284 €0.221 Reel €0.191 View €0.209 €0.203 €0.196 €0.189 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	FlipChip-4	2.5 V	200 mA	1 Output	Positive	300 nA	52 dB	Fixed	- 40 C	+ 125 C	160 mV		STLQ020	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC LD39030ADTPU12R STMicroelectronics 1: €0.318 38,456In Stock	Mfr. Part No. LD39030ADTPU12R Mouser Part No 511-LD39030ADTPU12R	STMicroelectronics	LDO Voltage Regulators 300 mA very low quiescent current linear regulator IC Learn More about STMicroelectronics stm low quiescent current ldo	Datasheet	38,456In Stock	Cut Tape €0.318 €0.215 €0.189 €0.162 View Reel €0.112 €0.148 €0.14 €0.133 €0.126 €0.112 €0.112 MouseReel Available	Min.: 1 Mult.: 1 : 10,000	SMD/SMT	DFN-4	1.2 V	300 mA	1 Output	Positive	20 uA	80 dB	Fixed	- 40 C	+ 125 C	300 mV		LD39030	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300mA current Linear Reg IC LD39130SJ25R STMicroelectronics 1: €0.473 8,004In Stock	Mfr. Part No. LD39130SJ25R Mouser Part No 511-LD39130SJ25R	STMicroelectronics	LDO Voltage Regulators 300mA current Linear Reg IC Learn More about STMicroelectronics stm ld39130s voltage regulator	Datasheet	8,004In Stock	Cut Tape €0.473 €0.367 €0.342 €0.315 View Reel €0.273 €0.302 €0.293 €0.286 €0.279 €0.273 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	FlipChip-4	2.5 V	300 mA	1 Output	Positive	45 uA	70 dB	Fixed	- 40 C	+ 125 C	300 mV		LD39130S	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300 mA very low dropout linear regulator IC LD59030DTPU12R STMicroelectronics 1: €0.31 12,984In Stock	Mfr. Part No. LD59030DTPU12R Mouser Part No 511-LD59030DTPU12R	STMicroelectronics	LDO Voltage Regulators 300 mA very low dropout linear regulator IC Learn More about STMicroelectronics stm ld59030 regulators	Datasheet	12,984In Stock	Cut Tape €0.31 €0.209 €0.186 €0.163 View Reel €0.112 €0.151 €0.144 €0.138 €0.13 €0.112 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	DFN-4	1.2 V	300 mA	1 Output	Positive	305 uA	75 dB	Fixed	- 40 C	+ 125 C	155 mV		LD59030	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 500mA ULTRA LDO LD39050PU33R STMicroelectronics 1: €0.851 68,016In Stock	Mfr. Part No. LD39050PU33R Mouser Part No 511-LD39050PU33R	STMicroelectronics	LDO Voltage Regulators 3.3V 500mA ULTRA LDO Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	68,016In Stock	Cut Tape €0.851 €0.66 €0.58 €0.525 Reel €0.418 View €0.491 €0.469 €0.436 €0.413 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	3.3 V	500 mA	1 Output	Positive	50 uA		Fixed	- 40 C	+ 125 C	200 mV		LD39050	Reel, Cut Tape, MouseReel
LDO Voltage Regulators ADJ FRM 0.8V LDO 500mA LD39050PUR STMicroelectronics 1: €0.98 37,535In Stock	Mfr. Part No. LD39050PUR Mouser Part No 511-LD39050PUR	STMicroelectronics	LDO Voltage Regulators ADJ FRM 0.8V LDO 500mA Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	37,535In Stock	Cut Tape €0.98 €0.708 €0.637 €0.561 Reel €0.464 View €0.524 €0.501 €0.486 €0.452 MouseReel Available	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
LDO Voltage Regulators Bicmos Vltg Regulatr Ultra Lo Drop LD39150DT33-R STMicroelectronics 1: €1.21 28,198In Stock 22,500Expected 14/05/2027	Mfr. Part No. LD39150DT33-R Mouser Part No 511-LD39150DT33-R	STMicroelectronics	LDO Voltage Regulators Bicmos Vltg Regulatr Ultra Lo Drop Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	28,198In Stock 22,500Expected 14/05/2027	Cut Tape €1.21 €0.894 €0.809 €0.716 View Reel €0.597 €0.67 €0.643 €0.63 €0.597 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TO-252-3	3.3 V	1.5 A	1 Output	Positive	2.5 mA		Fixed	- 40 C	+ 125 C	40 mV		LD39150	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 2 A high PSRR ultra low drop linear regulator with reverse current protection LD39200PU33R STMicroelectronics 1: €1.01 45,691In Stock 27,000Expected 24/09/2027	Mfr. Part No. LD39200PU33R Mouser Part No 511-LD39200PU33R	STMicroelectronics	LDO Voltage Regulators 2 A high PSRR ultra low drop linear regulator with reverse current protection Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	45,691In Stock 27,000Expected 24/09/2027	Cut Tape €1.01 €0.735 €0.666 €0.587 View Reel €0.528 €0.55 €0.528 €0.528 MouseReel Available	Min.: 1 Mult.: 1 Max.: 680 : 3,000	SMD/SMT	DFN-6	3.3 V	2 A	1 Output	Positive	1 mA	40 dB	Fixed	- 40 C	+ 125 C	130 mV		LD39200	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1.5 A Low Dropout Linear Regulator with Programmable Soft-Start LD59150PURY STMicroelectronics 1: €1.93 28,382In Stock	Mfr. Part No. LD59150PURY Mouser Part No 511-LD59150PURY	STMicroelectronics	LDO Voltage Regulators 1.5 A Low Dropout Linear Regulator with Programmable Soft-Start Learn More about STMicroelectronics stmicro ld59150 ldo regulators	Datasheet	28,382In Stock	Cut Tape €1.93 €1.43 €1.31 €1.17 View Reel €0.998 €1.10 €1.07 €1.05 €1.03 €0.998 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	DFN-10	800 mV to 3.6 V	1.5 A	1 Output	Positive		70 dB	Adjustable	- 40 C	+ 125 C	65 mV	AEC-Q100	LD59150	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA low quiescent current and low noise LDO LDK220M-R STMicroelectronics 1: €0.335 96,685In Stock	Mfr. Part No. LDK220M-R Mouser Part No 511-LDK220M-R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and low noise LDO Learn More about STMicroelectronics stm ldk220 regulator	Datasheet	96,685In Stock	Cut Tape €0.335 €0.23 €0.206 €0.178 Reel €0.141 View €0.164 €0.157 €0.15 €0.137 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	Adjustable	200 mA	1 Output	Positive	60 uA		Adjustable	- 40 C	+ 125 C	100 mV		LDK220	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator LDK320AM50R STMicroelectronics 1: €0.396 167,863In Stock	Mfr. Part No. LDK320AM50R Mouser Part No 511-LDK320AM50R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator Learn More about STMicroelectronics stm ldk320 regulators	Datasheet	167,863In Stock	Cut Tape €0.396 €0.273 €0.243 €0.21 View Reel €0.181 €0.196 €0.187 €0.182 €0.181 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	5 V	200 mA	1 Output	Positive	70 uA	48 dB	Fixed	- 40 C	+ 125 C	200 mV		LDK320	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection LDL112PUR STMicroelectronics 1: €0.482 126,567In Stock 93,000Expected 12/12/2026	Mfr. Part No. LDL112PUR Mouser Part No 511-LDL112PUR	STMicroelectronics	LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	126,567In Stock 93,000Expected 12/12/2026	Cut Tape €0.482 €0.332 €0.297 €0.258 Reel €0.207 View €0.24 €0.229 €0.219 €0.201 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	Adjustable	1.2 A	1 Output	Positive	240 uA	53 dB	Adjustable	- 40 C	+ 125 C	350 mV		LDL112	Reel, Cut Tape, MouseReel