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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
LDO Voltage Regulators 300mA low Q LDO 1.9 to 5.5V 100mV LDK130M33R STMicroelectronics 1: HK$3.29 20,084In Stock	Mfr. Part No. LDK130M33R Mouser Part No 511-LDK130M33R	STMicroelectronics	LDO Voltage Regulators 300mA low Q LDO 1.9 to 5.5V 100mV Learn More about STMicroelectronics stm ldk130m regulator	Datasheet	20,084In Stock	Cut Tape HK$3.29 HK$2.29 HK$2.04 HK$1.76 Reel HK$1.38 View HK$1.63 HK$1.55 HK$1.48 HK$1.35 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 300 mA low quiescent current very low noise LDO (automotive for SOT23-5L package LDK130M33RY STMicroelectronics 1: HK$4.03 8,875In Stock	Mfr. Part No. LDK130M33RY Mouser Part No 511-LDK130M33RY	STMicroelectronics	LDO Voltage Regulators 300 mA low quiescent current very low noise LDO (automotive for SOT23-5L package Learn More about STMicroelectronics stm ldk130m regulator	Datasheet	8,875In Stock	Cut Tape HK$4.03 HK$2.84 HK$2.53 HK$2.20 View Reel HK$1.95 HK$2.05 HK$1.95 HK$1.95 MouseReel Available	Min.: 1 Mult.: 1 Max.: 690 : 3,000
LDO Voltage Regulators 200 mA low quiescent current and low noise LDO LDK220C33R STMicroelectronics 1: HK$3.21 26,913In Stock	Mfr. Part No. LDK220C33R Mouser Part No 511-LDK220C33R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and low noise LDO Learn More about STMicroelectronics stm ldk220 regulator	Datasheet	26,913In Stock	Cut Tape HK$3.21 HK$2.20 HK$1.96 HK$1.70 Reel HK$1.35 View HK$1.57 HK$1.50 HK$1.43 HK$1.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 200 mA low quiescent current and low noise LDO LDK220M-R STMicroelectronics 1: HK$3.21 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 HK$3.21 HK$2.20 HK$1.96 HK$1.70 Reel HK$1.35 View HK$1.57 HK$1.50 HK$1.43 HK$1.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 200 mA low quiescent current and low noise LDO LDK220M36R STMicroelectronics 1: HK$3.29 21,024In Stock	Mfr. Part No. LDK220M36R Mouser Part No 511-LDK220M36R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and low noise LDO Learn More about STMicroelectronics stm ldk220 regulator	Datasheet	21,024In Stock	Cut Tape HK$3.29 HK$2.29 HK$2.04 HK$1.76 Reel HK$1.39 View HK$1.63 HK$1.55 HK$1.48 HK$1.35 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator LDK320ADU50R STMicroelectronics 1: HK$3.62 44,019In Stock 2,500Expected 5/2/2027	Mfr. Part No. LDK320ADU50R Mouser Part No 511-LDK320ADU50R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator Learn More about STMicroelectronics stm ldk320 regulators	Datasheet	44,019In Stock 2,500Expected 5/2/2027	Cut Tape HK$3.62 HK$2.55 HK$2.28 HK$1.97 View Reel HK$1.67 HK$1.82 HK$1.74 HK$1.67 HK$1.67 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,960 : 2,500
LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator LDK320AM-R STMicroelectronics 1: HK$3.70 42,956In Stock	Mfr. Part No. LDK320AM-R Mouser Part No 511-LDK320AM-R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator Learn More about STMicroelectronics stm ldk320 regulators	Datasheet	42,956In Stock	Cut Tape HK$3.70 HK$2.60 HK$2.32 HK$2.00 Reel HK$1.59 View HK$1.84 HK$1.75 HK$1.68 HK$1.54 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator LDK320AU50R STMicroelectronics 1: HK$4.36 22,237In Stock	Mfr. Part No. LDK320AU50R Mouser Part No 511-LDK320AU50R	STMicroelectronics	LDO Voltage Regulators 200 mA low quiescent current and high PSRR voltage regulator Learn More about STMicroelectronics stm ldk320 regulators	Datasheet	22,237In Stock	Cut Tape HK$4.36 HK$3.00 HK$2.67 HK$2.30 Reel HK$1.82 View HK$2.13 HK$2.02 HK$1.94 HK$1.77 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators High input voltage 85 mA LDO linear regulator LDK715M50R STMicroelectronics 1: HK$5.67 14,249In Stock	Mfr. Part No. LDK715M50R Mouser Part No 511-LDK715M50R	STMicroelectronics	LDO Voltage Regulators High input voltage 85 mA LDO linear regulator Learn More about STMicroelectronics stm low quiescent current ldo	Datasheet	14,249In Stock	Cut Tape HK$5.67 HK$3.98 HK$3.57 HK$3.12 Reel HK$2.46 View HK$2.90 HK$2.77 HK$2.66 HK$2.41 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator LDL1117S18R STMicroelectronics 1: HK$3.95 14,937In Stock	Mfr. Part No. LDL1117S18R Mouser Part No 511-LDL1117S18R	STMicroelectronics	LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator Learn More about STMicroelectronics stm ldl1117 regulators	Datasheet	14,937In Stock	Cut Tape HK$3.95 HK$2.74 HK$2.44 HK$2.10 View Reel HK$1.45 HK$1.94 HK$1.85 HK$1.77 HK$1.45 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator LDL1117S30R STMicroelectronics 1: HK$3.53 9,653In Stock	Mfr. Part No. LDL1117S30R Mouser Part No 511-LDL1117S30R	STMicroelectronics	LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator Learn More about STMicroelectronics stm ldl1117 regulators	Datasheet	9,653In Stock	Cut Tape HK$3.53 HK$2.44 HK$2.17 HK$1.87 Reel HK$1.47 View HK$1.73 HK$1.65 HK$1.59 HK$1.45 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator LDL1117S50R STMicroelectronics 1: HK$3.37 38,037In Stock	Mfr. Part No. LDL1117S50R Mouser Part No 511-LDL1117S50R	STMicroelectronics	LDO Voltage Regulators 1.2 A High PSRR low dropout linear voltage regulator Learn More about STMicroelectronics stm ldl1117 regulators	Datasheet	38,037In Stock	Cut Tape HK$3.37 HK$2.35 HK$2.10 HK$1.82 Reel HK$1.42 View HK$1.69 HK$1.60 HK$1.53 HK$1.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection LDL112PV33R STMicroelectronics 1: HK$4.36 11,070In Stock	Mfr. Part No. LDL112PV33R Mouser Part No 511-LDL112PV33R	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	11,070In Stock	Cut Tape HK$4.36 HK$3.08 HK$2.76 HK$2.40 Reel HK$1.92 View HK$2.23 HK$2.12 HK$2.04 HK$1.87 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection LDL112PVR STMicroelectronics 1: HK$4.77 7,330In Stock	Mfr. Part No. LDL112PVR Mouser Part No 511-LDL112PVR	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	7,330In Stock	Cut Tape HK$4.77 HK$3.35 HK$3.00 HK$2.61 Reel HK$2.32 View HK$2.42 HK$2.33 HK$2.26 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 1.2A Low Drop Linear Regulator IC LDL212PVR STMicroelectronics 1: HK$4.03 7,651In Stock 15,000Expected 7/5/2027	Mfr. Part No. LDL212PVR Mouser Part No 511-LDL212PVR	STMicroelectronics	LDO Voltage Regulators 1.2A Low Drop Linear Regulator IC Learn More about STMicroelectronics stm ldl212 ic	Datasheet	7,651In Stock 15,000Expected 7/5/2027	Cut Tape HK$4.03 HK$2.83 HK$2.53 HK$2.19 View Reel HK$1.94 HK$2.04 HK$1.94 HK$1.94 MouseReel Available	Min.: 1 Mult.: 1 Max.: 690 : 3,000
LDO Voltage Regulators 250 mA ultra-low noise LDO LDLN025M18R STMicroelectronics 1: HK$3.21 12,910In Stock	Mfr. Part No. LDLN025M18R Mouser Part No 511-LDLN025M18R	STMicroelectronics	LDO Voltage Regulators 250 mA ultra-low noise LDO Learn More about STMicroelectronics stm ldln025 ldos	Datasheet	12,910In Stock	Cut Tape HK$3.21 HK$2.21 HK$1.97 HK$1.70 Reel HK$1.35 View HK$1.58 HK$1.50 HK$1.43 HK$1.32 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 250 mA ultra-low noise LDO LDLN025M33R STMicroelectronics 1: HK$3.12 9,783In Stock	Mfr. Part No. LDLN025M33R Mouser Part No 511-LDLN025M33R	STMicroelectronics	LDO Voltage Regulators 250 mA ultra-low noise LDO Learn More about STMicroelectronics stm ldln025 ldos	Datasheet	9,783In Stock	Cut Tape HK$3.12 HK$2.12 HK$1.89 HK$1.63 Reel HK$1.26 View HK$1.50 HK$1.43 HK$1.37 HK$1.22 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 400 mA, 38 V low-dropout regulator, with 45uAA quiescent current LDO40LPU50RY STMicroelectronics 1: HK$14.47 4,909In Stock 18,000On Order	Mfr. Part No. LDO40LPU50RY Mouser Part No 511-LDO40LPU50RY	STMicroelectronics	LDO Voltage Regulators 400 mA, 38 V low-dropout regulator, with 45uAA quiescent current Learn More about STMicroelectronics stm ldo40l low dropout regulator	Datasheet	4,909In Stock 18,000On Order	Cut Tape HK$14.47 HK$10.69 HK$9.70 HK$8.63 View Reel HK$7.80 HK$8.10 HK$7.80 HK$7.80 MouseReel Available	Min.: 1 Mult.: 1 Max.: 900 : 3,000
LDO Voltage Regulators 3.3 Volt 300mA LDS3985M33R STMicroelectronics 1: HK$7.15 3,831In Stock 5,900Expected 2/12/2026	Mfr. Part No. LDS3985M33R Mouser Part No 511-LDS3985M33R	STMicroelectronics	LDO Voltage Regulators 3.3 Volt 300mA Learn More about STMicroelectronics stm standard products	Datasheet	3,831In Stock 5,900Expected 2/12/2026	Cut Tape HK$7.15 HK$5.22 HK$5.10 HK$4.51 HK$4.21 Reel HK$4.21 MouseReel Available	Min.: 1 Mult.: 1 Max.: 420 : 3,000
LDO Voltage Regulators 3.3V 100mA Positive LE33CD-TR STMicroelectronics 1: HK$8.55 8,981In Stock 5,000Expected 12/5/2027	Mfr. Part No. LE33CD-TR Mouser Part No 511-LE33CD-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	8,981In Stock 5,000Expected 12/5/2027	Cut Tape HK$8.55 HK$6.22 HK$5.64 HK$4.92 Reel HK$4.14 View HK$4.64 HK$4.47 HK$4.36 HK$4.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 100mA Positive LE33CZ-TR STMicroelectronics 1: HK$8.88 6,603In Stock 10,000Expected 28/12/2026	Mfr. Part No. LE33CZ-TR Mouser Part No 511-LE33CZ-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	6,603In Stock 10,000Expected 28/12/2026	Cut Tape HK$8.88 HK$6.42 HK$5.80 HK$5.12 Reel HK$4.16 View HK$4.79 HK$4.59 HK$4.48 HK$4.07	Min.: 1 Mult.: 1 : 2,000
LDO Voltage Regulators 5.0V 100mA Positive LE50ABZ-AP STMicroelectronics 1: HK$8.38 3,220In Stock	Mfr. Part No. LE50ABZ-AP Mouser Part No 511-LE50ABZ-AP	STMicroelectronics	LDO Voltage Regulators 5.0V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	3,220In Stock	HK$8.38 HK$6.42 HK$5.80 HK$5.12 Reel HK$4.12 View HK$4.79 HK$4.59 HK$4.57 HK$4.04	Min.: 1 Mult.: 1 : 2,000
LDO Voltage Regulators 12V 0.5A Positive LF120CDT-TR STMicroelectronics 1: HK$10.69 2,426In Stock	Mfr. Part No. LF120CDT-TR Mouser Part No 511-LF120CDT-TR	STMicroelectronics	LDO Voltage Regulators 12V 0.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,426In Stock	Cut Tape HK$10.69 HK$7.71 HK$6.98 HK$6.17 Reel HK$5.13 View HK$5.80 HK$5.56 HK$5.40 HK$5.01 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 0.5A Positive LF33ABDT-TR STMicroelectronics 1: HK$10.52 9,270In Stock 10,000Expected 2/8/2027	Mfr. Part No. LF33ABDT-TR Mouser Part No 511-LF33ABDT-TR	STMicroelectronics	LDO Voltage Regulators 3.3V 0.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	9,270In Stock 10,000Expected 2/8/2027	Cut Tape HK$10.52 HK$7.75 HK$6.95 HK$6.44 View Reel HK$5.50 HK$6.03 HK$5.80 HK$5.61 HK$5.50 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 500mA Positive LF33CV STMicroelectronics 1: HK$13.81 2,181In Stock 2,000Expected 31/5/2027	Mfr. Part No. LF33CV Mouser Part No 511-LF33CV	STMicroelectronics	LDO Voltage Regulators 3.3V 500mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,181In Stock 2,000Expected 31/5/2027	HK$13.81 HK$9.95 HK$9.04 HK$7.96 View HK$7.46 HK$7.15 HK$6.34 HK$5.77 HK$5.41	Min.: 1 Mult.: 1

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