LDO Voltage Regulators – Mouser Estonia

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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 1.5A Regulator Lo Drop L4940D2T12-TR STMicroelectronics 1: 1,93 € 2.785In Stock	Mfr. Part No. L4940D2T12-TR Mouser Part No 511-L4940D2T12-TR	STMicroelectronics	LDO Voltage Regulators 1.5A Regulator Lo Drop Learn More about STMicroelectronics stm standard products	Datasheet	2.785In Stock	Cut Tape 1,93 € 1,43 € 1,30 € 1,16 € Reel 0,946 € View 1,10 € 1,07 € 0,92 € 0,901 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	D2PAK-3 (TO-263-3)	12 V	1.5 A	1 Output	Positive	30 mA		Fixed	- 40 C	+ 150 C	200 mV		L4940	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 5.0V 1.5A Positive L4940D2T5-TR STMicroelectronics 1: 1,93 € 2.623In Stock	Mfr. Part No. L4940D2T5-TR Mouser Part No 511-L4940D2T5-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 1.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	2.623In Stock	Cut Tape 1,93 € 1,43 € 1,30 € 1,16 € Reel 1,01 € View 1,10 € 1,07 € 0,98 € 0,912 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	D2PAK-3 (TO-263-3)	5 V	1.5 A	1 Output	Positive	30 mA		Fixed	- 40 C	+ 150 C	200 mV		L4940	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 5.0V 1.5A Positive L4940V5 STMicroelectronics 1: 1,90 € 2.372In Stock	Mfr. Part No. L4940V5 Mouser Part No 511-L4940V5	STMicroelectronics	LDO Voltage Regulators 5.0V 1.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	2.372In Stock	1,90 € 1,44 € 1,16 € 1,09 € View 1,06 € 1,01 € 0,998 €	Min.: 1 Mult.: 1	Through Hole	TO-220-3	5 V	1.5 A	1 Output	Positive	30 mA		Fixed	- 40 C	+ 150 C	200 mV		L4940	Tube
LDO Voltage Regulators 5.0V 1.0A Positive L4941BDT-TR STMicroelectronics 1: 1,41 € 3.898In Stock	Mfr. Part No. L4941BDT-TR Mouser Part No 511-L4941BDT-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 1.0A Positive Learn More about STMicroelectronics stm standard products	Datasheet	3.898In Stock	Cut Tape 1,41 € 1,08 € 0,955 € 0,847 € View Reel 0,662 € 0,797 € 0,767 € 0,764 € 0,662 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	TO-252-3	5 V	1 A	1 Output	Positive	20 mA		Fixed	- 40 C	+ 150 C	250 mV		L4941	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 5.0V 50mA Positive LD2980ABM50TR STMicroelectronics 1: 0,611 € 14.228In Stock	Mfr. Part No. LD2980ABM50TR Mouser Part No 511-LD2980ABM50	STMicroelectronics	LDO Voltage Regulators 5.0V 50mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	14.228In Stock	Cut Tape 0,611 € 0,425 € 0,381 € 0,333 € Reel 0,262 € View 0,31 € 0,296 € 0,285 € 0,258 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	5 V	50 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	7 mV		LD2980	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 50mA Positive LD2980CM33TR STMicroelectronics 1: 0,507 € 19.230In Stock	Mfr. Part No. LD2980CM33TR Mouser Part No 511-LD2980CM33	STMicroelectronics	LDO Voltage Regulators 3.3V 50mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	19.230In Stock	Cut Tape 0,507 € 0,368 € 0,333 € 0,296 € View Reel 0,238 € 0,275 € 0,263 € 0,253 € 0,238 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	3.3 V	50 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	7 mV		LD2980	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 100mA Positive LD2981ABM33TR STMicroelectronics 1: 0,714 € 5.094In Stock	Mfr. Part No. LD2981ABM33TR Mouser Part No 511-LD2981ABM33	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	5.094In Stock	Cut Tape 0,714 € 0,506 € 0,454 € 0,397 € Reel 0,301 € View 0,37 € 0,353 € 0,341 € 0,294 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	3.3 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 100mA Positive LD2981ABU33TR STMicroelectronics 1: 0,55 € 7.254In Stock	Mfr. Part No. LD2981ABU33TR Mouser Part No 511-LD2981ABU33	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	7.254In Stock	Cut Tape 0,55 € 0,396 € 0,358 € 0,307 € Reel 0,266 € View 0,303 € 0,29 € 0,279 € 0,259 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	SOT-89-3	3.3 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 5.0V 100mA Positive LD2981ABU50TR STMicroelectronics 1: 0,731 € 4.783In Stock 7.500Expected 5/19/2027	Mfr. Part No. LD2981ABU50TR Mouser Part No 511-LD2981ABU50	STMicroelectronics	LDO Voltage Regulators 5.0V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	4.783In Stock 7.500Expected 5/19/2027	Cut Tape 0,731 € 0,512 € 0,459 € 0,401 € Reel 0,327 € View 0,373 € 0,356 € 0,342 € 0,318 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	SOT-89-3	5 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 100mA Positive LD2981CM33TR STMicroelectronics 1: 0,593 € 7.859In Stock 24.000On Order	Mfr. Part No. LD2981CM33TR Mouser Part No 511-LD2981CM33	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	7.859In Stock 24.000On Order On Order Ship Dates Mfr. No: LD2981CM33TR Stock: 7.859 Can Dispatch Immediately On Order: 12.000 Expected 12/7/2026 12.000 Expected 12/28/2026 Factory Lead Time: 30 Weeks	Cut Tape 0,593 € 0,436 € 0,372 € 0,326 € View Reel 0,262 € 0,303 € 0,286 € 0,276 € 0,262 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	3.3 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 3.3V 100mA Positive LD2981CU33TR STMicroelectronics 1: 0,645 € 4.742In Stock	Mfr. Part No. LD2981CU33TR Mouser Part No 511-LD2981CU33	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	4.742In Stock	Cut Tape 0,645 € 0,456 € 0,405 € 0,353 € Reel 0,289 € View 0,329 € 0,315 € 0,303 € 0,281 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	SOT-89-3	3.3 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 5.0V 100mA Positive LD2981CU50TR STMicroelectronics 1: 0,602 € 4.483In Stock	Mfr. Part No. LD2981CU50TR Mouser Part No 511-LD2981CU50	STMicroelectronics	LDO Voltage Regulators 5.0V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	4.483In Stock	Cut Tape 0,602 € 0,452 € 0,387 € 0,341 € Reel 0,278 € View 0,32 € 0,307 € 0,297 € 0,266 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	SOT-89-3	5 V	100 mA	1 Output	Positive	100 uA		Fixed	- 40 C	+ 125 C	1 mV		LD2981	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg LD39015M10R STMicroelectronics 1: 0,688 € 17.889In Stock	Mfr. Part No. LD39015M10R Mouser Part No 511-LD39015M10R	STMicroelectronics	LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	17.889In Stock	Cut Tape 0,688 € 0,496 € 0,445 € 0,389 € 0,364 € Reel 0,363 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	1 V	150 mA	1 Output	Positive	50 uA		Fixed	- 40 C	+ 125 C	80 mV		LD39015	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg LD39015M12R STMicroelectronics 1: 0,671 € 10.672In Stock	Mfr. Part No. LD39015M12R Mouser Part No 511-LD39015M12R	STMicroelectronics	LDO Voltage Regulators 150mA Lo Quiescent Lo Noise Vltg Reg Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	10.672In Stock	Cut Tape 0,671 € 0,482 € 0,439 € 0,39 € Reel 0,32 € View 0,367 € 0,353 € 0,343 € 0,314 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	1.2 V	150 mA	1 Output	Positive	50 uA		Fixed	- 40 C	+ 125 C	80 mV		LD39015	Reel, Cut Tape, MouseReel
LDO Voltage Regulators IC Regulator LN 150MA, 1.8V LD39015M18R STMicroelectronics 1: 0,611 € 12.766In Stock	Mfr. Part No. LD39015M18R Mouser Part No 511-LD39015M18R	STMicroelectronics	LDO Voltage Regulators IC Regulator LN 150MA, 1.8V Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	12.766In Stock	Cut Tape 0,611 € 0,474 € 0,427 € 0,373 € Reel 0,279 € View 0,348 € 0,333 € 0,321 € 0,273 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	1.8 V	150 mA	1 Output	Positive	50 uA		Fixed	- 40 C	+ 125 C	80 mV		LD39015	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC LD39020ADM30R STMicroelectronics 1: 0,292 € 32.085In Stock	Mfr. Part No. LD39020ADM30R Mouser Part No 511-LD39020ADM30R	STMicroelectronics	LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC Learn More about STMicroelectronics stm ld39020 regulator	Datasheet	32.085In Stock	Cut Tape 0,292 € 0,205 € 0,182 € 0,157 € Reel 0,124 € View 0,145 € 0,138 € 0,132 € 0,12 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	3 V	200 mA	1 Output	Positive	100 uA	55 dB	Fixed	- 40 C	+ 125 C	200 mV		LD39020	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC LD39020ADTPU33R STMicroelectronics 1: 0,284 € 36.142In Stock	Mfr. Part No. LD39020ADTPU33R Mouser Part No 511-LD39020ADTPU33R	STMicroelectronics	LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC Learn More about STMicroelectronics stm ld39020 regulator	Datasheet	36.142In Stock	Cut Tape 0,284 € 0,205 € 0,182 € 0,157 € View Reel 0,132 € 0,145 € 0,138 € 0,132 € 0,132 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.170 : 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, MouseReel
LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC LD39020DTPU33R STMicroelectronics 1: 0,335 € 24.858In Stock	Mfr. Part No. LD39020DTPU33R Mouser Part No 511-LD39020DTPU33R	STMicroelectronics	LDO Voltage Regulators 200 mA very low quiescent current Linear regulator IC Learn More about STMicroelectronics stm ld39020 regulator	Datasheet	24.858In Stock	Cut Tape 0,335 € 0,227 € 0,20 € 0,172 € View Reel 0,118 € 0,159 € 0,151 € 0,144 € 0,137 € 0,118 € 0,118 € MouseReel Available	Min.: 1 Mult.: 1 : 10.000	SMD/SMT	DFN-4	3.3 V	200 mA	1 Output	Positive	20 uA	80 dB	Fixed	- 40 C	+ 125 C	200 mV		LD39020	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator LD39100PU12RY STMicroelectronics 1: 1,12 € 19.992In Stock	Mfr. Part No. LD39100PU12RY Mouser Part No 511-LD39100PU12RY	STMicroelectronics	LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator Learn More about STMicroelectronics stm ld39100 regulators	Datasheet	19.992In Stock	Cut Tape 1,12 € 0,808 € 0,732 € 0,648 € Reel 0,55 € View 0,608 € 0,583 € 0,566 € 0,538 € MouseReel Available	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
LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator LD39100PU25RY STMicroelectronics 1: 1,10 € 3.157In Stock	Mfr. Part No. LD39100PU25RY Mouser Part No 511-LD39100PU25RY	STMicroelectronics	LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator Learn More about STMicroelectronics stm ld39100 regulators	Datasheet	3.157In Stock	Cut Tape 1,10 € 0,808 € 0,716 € 0,634 € View Reel 0,509 € 0,594 € 0,57 € 0,55 € 0,509 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	DFN-6	2.5 V	1 A	1 Output	Positive	200 uA	65 dB	Fixed	- 40 C	+ 125 C	200 mV	AEC-Q100	LD39100	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator LD39100PU33RY STMicroelectronics 1: 1,07 € 2.421In Stock 9.000On Order	Mfr. Part No. LD39100PU33RY Mouser Part No 511-LD39100PU33RY	STMicroelectronics	LDO Voltage Regulators 1 A low quiescent current low noise voltage regulator Learn More about STMicroelectronics stm ld39100 regulators	Datasheet	2.421In Stock 9.000On Order On Order Ship Dates Mfr. No: LD39100PU33RY Stock: 2.421 Can Dispatch Immediately On Order: 3.000 Expected 1/15/2027 6.000 Expected 4/30/2027 Factory Lead Time: 30 Weeks	Cut Tape 1,07 € 0,796 € 0,728 € 0,651 € Reel 0,561 € View 0,61 € 0,586 € 0,572 € 0,549 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	DFN-6	3.3 V	1 A	1 Output	Positive	200 uA		Fixed	- 40 C	+ 125 C	200 mV	AEC-Q100	LD39100	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 300mA current Linear Reg IC LD39130SJ33R STMicroelectronics 1: 0,74 € 5.368In Stock	Mfr. Part No. LD39130SJ33R Mouser Part No 511-LD39130SJ33R	STMicroelectronics	LDO Voltage Regulators 300mA current Linear Reg IC Learn More about STMicroelectronics stm ld39130s voltage regulator	Datasheet	5.368In Stock	Cut Tape 0,74 € 0,524 € 0,471 € 0,413 € View Reel 0,295 € 0,385 € 0,368 € 0,355 € 0,348 € 0,295 € MouseReel Available	Min.: 1 Mult.: 1 : 5.000	SMD/SMT	FlipChip-4	3.3 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 1.8V 0.15A Ultra Low LD3985M18R STMicroelectronics 1: 0,688 € 4.468In Stock	Mfr. Part No. LD3985M18R Mouser Part No 511-LD3985M18R	STMicroelectronics	LDO Voltage Regulators 1.8V 0.15A Ultra Low Learn More about STMicroelectronics stm standard products	Datasheet	4.468In Stock	Cut Tape 0,688 € 0,483 € 0,433 € 0,378 € Reel 0,309 € View 0,353 € 0,336 € 0,323 € 0,301 € MouseReel Available	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
LDO Voltage Regulators BICMOS VOLT REG LD3985M33R STMicroelectronics 1: 0,636 € 30.805In Stock	Mfr. Part No. LD3985M33R Mouser Part No 511-LD3985M33R	STMicroelectronics	LDO Voltage Regulators BICMOS VOLT REG Learn More about STMicroelectronics stm standard products	Datasheet	30.805In Stock	Cut Tape 0,636 € 0,448 € 0,402 € 0,352 € Reel 0,283 € View 0,328 € 0,314 € 0,302 € 0,276 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	SOT-23-5	3.3 V	150 mA	1 Output	Positive	150 uA		Fixed	- 40 C	+ 125 C	400 uV		LD3985	Reel, Cut Tape, MouseReel
LDO Voltage Regulators 1A Ultra Low-Dropout regulator with Reverse Current Protection LD59100PUR STMicroelectronics 1: 0,765 € 10.871In Stock 6.000On Order	Mfr. Part No. LD59100PUR Mouser Part No 511-LD59100PUR	STMicroelectronics	LDO Voltage Regulators 1A Ultra Low-Dropout regulator with Reverse Current Protection Learn More about STMicroelectronics stm ld59100 regulator	Datasheet	10.871In Stock 6.000On Order	Cut Tape 0,765 € 0,548 € 0,494 € 0,443 € Reel 0,361 € View 0,412 € 0,394 € 0,378 € 0,342 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	DFN-8	Adjustable	1 A	1 Output	Positive	280 uA	70 dB	Adjustable	- 40 C	+ 125 C	200 mV		LD59100	Reel, Cut Tape, MouseReel