LDO Voltage Regulators – Mouser United Kingdom

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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 (GBP) 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: £0.751 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 £0.751 £0.54 £0.488 £0.43 Reel £0.333 View £0.402 £0.385 £0.374 £0.326 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: £0.308 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 £0.308 £0.215 £0.191 £0.165 Reel £0.132 View £0.153 £0.146 £0.14 £0.128 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: £0.646 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 £0.646 £0.519 £0.486 £0.45 View Reel £0.348 £0.434 £0.42 £0.405 £0.348 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: £0.285 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 £0.285 £0.198 £0.176 £0.153 Reel £0.113 View £0.141 £0.134 £0.128 £0.111 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: £0.203 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 £0.203 £0.148 £0.136 £0.123 Reel £0.122 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: £0.30 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 £0.30 £0.207 £0.185 £0.159 Reel £0.119 View £0.148 £0.141 £0.134 £0.116 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: £0.255 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 £0.255 £0.177 £0.158 £0.136 View Reel £0.095 £0.126 £0.12 £0.114 £0.11 £0.095 £0.095	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: £0.346 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 £0.346 £0.21 £0.185 £0.171 Reel £0.146 View £0.163 £0.155 £0.111 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: £0.285 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 £0.285 £0.198 £0.176 £0.153 Reel £0.113 View £0.141 £0.134 £0.128 £0.112 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: £0.285 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 £0.285 £0.197 £0.175 £0.152 Reel £0.113 View £0.141 £0.134 £0.127 £0.105 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: £0.33 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 £0.33 £0.233 £0.208 £0.18 Reel £0.139 View £0.167 £0.159 £0.153 £0.126 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: £0.271 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 £0.271 £0.193 £0.165 £0.142 View Reel £0.107 £0.131 £0.125 £0.118 £0.107 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: £0.173 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 £0.173 £0.126 £0.115 £0.105 View Reel £0.093 £0.10 £0.096 £0.094 £0.093 £0.093	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: £0.398 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 £0.398 £0.277 £0.248 £0.193 Reel £0.167 View £0.182 £0.177 £0.171 £0.165 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: £0.278 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 £0.278 £0.188 £0.165 £0.141 View Reel £0.098 £0.129 £0.122 £0.116 £0.11 £0.098 £0.098 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: £0.413 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 £0.413 £0.32 £0.299 £0.275 View Reel £0.238 £0.264 £0.256 £0.25 £0.244 £0.238 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: £0.271 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 £0.271 £0.182 £0.162 £0.142 View Reel £0.098 £0.132 £0.126 £0.12 £0.113 £0.098 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: £0.743 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 £0.743 £0.576 £0.506 £0.458 Reel £0.365 View £0.429 £0.409 £0.381 £0.361 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: £0.856 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 £0.856 £0.618 £0.556 £0.49 Reel £0.405 View £0.457 £0.437 £0.424 £0.395 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: £1.06 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 £1.06 £0.78 £0.706 £0.625 View Reel £0.521 £0.585 £0.561 £0.55 £0.521 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: £0.882 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 £0.882 £0.642 £0.581 £0.512 View Reel £0.461 £0.48 £0.461 £0.461 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: £1.68 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 £1.68 £1.25 £1.14 £1.02 View Reel £0.871 £0.96 £0.934 £0.917 £0.899 £0.871 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: £0.292 90,685In 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	90,685In Stock	Cut Tape £0.292 £0.201 £0.18 £0.155 Reel £0.123 View £0.143 £0.137 £0.131 £0.12 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: £0.346 167,863In 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 £0.346 £0.238 £0.212 £0.183 View Reel £0.158 £0.171 £0.163 £0.159 £0.158 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: £0.421 126,567In 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 £0.421 £0.29 £0.259 £0.225 Reel £0.181 View £0.21 £0.20 £0.191 £0.175 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