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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 1.2 A low quiescent current LDO with reverse current protection LDL112PV33R STMicroelectronics 1: HK$4.36 11,062In 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	11,062In Stock	Cut Tape HK$4.36 HK$3.09 HK$2.76 HK$2.40 Reel HK$1.93 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 7,901In 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	7,901In 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$3.04 12,920In 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	12,920In Stock	Cut Tape HK$3.04 HK$2.12 HK$1.89 HK$1.63 Reel HK$1.29 View HK$1.50 HK$1.43 HK$1.37 HK$1.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 250 mA ultra-low noise LDO LDLN025M33R STMicroelectronics 1: HK$2.47 9,788In 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	9,788In Stock	Cut Tape HK$2.47 HK$1.83 HK$1.69 HK$1.51 View Reel HK$1.14 HK$1.43 HK$1.39 HK$1.35 HK$1.14 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 3,980In 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	3,980In Stock 5,900Expected 2/12/2026	Cut Tape HK$7.15 HK$5.22 HK$5.08 HK$4.49 HK$4.19 Reel HK$4.19 MouseReel Available	Min.: 1 Mult.: 1 Max.: 420 : 3,000
LDO Voltage Regulators 3.3V 100mA Positive LE33CD-TR STMicroelectronics 1: HK$8.88 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$8.88 HK$6.42 HK$5.80 HK$5.12 Reel HK$4.26 View HK$4.79 HK$4.59 HK$4.48 HK$4.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 100mA Positive LE33CZ-TR STMicroelectronics 1: HK$9.45 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$9.45 HK$6.81 HK$6.15 HK$5.43 View Reel HK$4.55 HK$5.08 HK$4.87 HK$4.75 HK$4.55	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$10.28 2,451In 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	2,451In Stock	Cut Tape HK$10.28 HK$7.40 HK$6.69 HK$5.92 Reel HK$4.93 View HK$5.54 HK$5.32 HK$5.08 HK$4.90 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 0.5A Positive LF33ABDT-TR STMicroelectronics 1: HK$11.10 9,075In 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	9,075In Stock 10,000Expected 2/8/2027	Cut Tape HK$11.10 HK$8.03 HK$7.27 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$12.00 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$12.00 HK$8.71 HK$7.83 HK$6.92 View HK$6.49 HK$6.22 HK$5.94 HK$5.36 HK$5.30	Min.: 1 Mult.: 1
LDO Voltage Regulators 5.0V 0.5A Positive LF50ABDT-TR STMicroelectronics 1: HK$8.96 10,667In Stock	Mfr. Part No. LF50ABDT-TR Mouser Part No 511-LF50ABDT-TR	STMicroelectronics	LDO Voltage Regulators 5.0V 0.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	10,667In Stock	Cut Tape HK$8.96 HK$6.51 HK$5.86 HK$5.15 Reel HK$4.26 View HK$4.82 HK$4.61 HK$4.46 HK$4.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators Single Gauge REG 0.45V 500mA 500uA LF50CV STMicroelectronics 1: HK$12.00 2,248In Stock 3,000Expected 5/11/2026	Mfr. Part No. LF50CV Mouser Part No 511-LF50CV	STMicroelectronics	LDO Voltage Regulators Single Gauge REG 0.45V 500mA 500uA Learn More about STMicroelectronics stm standard products	Datasheet	2,248In Stock 3,000Expected 5/11/2026	HK$12.00 HK$8.71 HK$7.45 HK$6.91 View HK$6.48 HK$6.21 HK$5.93 HK$5.77 HK$5.63	Min.: 1 Mult.: 1
LDO Voltage Regulators 6.0V 0.5A Positive LF60CDT-TR STMicroelectronics 1: HK$10.36 9,745In Stock	Mfr. Part No. LF60CDT-TR Mouser Part No 511-LF60CDT-TR	STMicroelectronics	LDO Voltage Regulators 6.0V 0.5A Positive Learn More about STMicroelectronics stm standard products	Datasheet	9,745In Stock	Cut Tape HK$10.36 HK$7.68 HK$7.02 HK$6.29 Reel HK$5.28 View HK$5.93 HK$5.73 HK$5.56 HK$5.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 3.3V 200mA Linear LK112SM33TR STMicroelectronics 1: HK$8.22 3,835In Stock	Mfr. Part No. LK112SM33TR Mouser Part No 511-LK112SM33	STMicroelectronics	LDO Voltage Regulators 3.3V 200mA Linear Learn More about STMicroelectronics stm standard products	Datasheet	3,835In Stock	Cut Tape HK$8.22 HK$5.92 HK$5.34 HK$4.71 Reel HK$3.72 View HK$4.41 HK$4.22 HK$4.09 HK$3.64 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 5V 100mA Linear LK112SM50TR STMicroelectronics 1: HK$8.55 4,659In Stock	Mfr. Part No. LK112SM50TR Mouser Part No 511-LK112SM50	STMicroelectronics	LDO Voltage Regulators 5V 100mA Linear Learn More about STMicroelectronics stm standard products	Datasheet	4,659In Stock	Cut Tape HK$8.55 HK$6.10 HK$5.50 HK$4.84 Reel HK$3.96 View HK$4.53 HK$4.34 HK$4.22 HK$3.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Linear Voltage Regulators 1.2-37V Adj Positive LM217LD13TR STMicroelectronics 1: HK$4.19 12,056In Stock 10,000Expected 15/3/2027	Mfr. Part No. LM217LD13TR Mouser Part No 511-LM217LD13TR	STMicroelectronics	Linear Voltage Regulators 1.2-37V Adj Positive Learn More about STMicroelectronics stm standard products	Datasheet	12,056In Stock 10,000Expected 15/3/2027	Cut Tape HK$4.19 HK$2.93 HK$2.62 HK$2.28 View Reel HK$1.64 HK$2.11 HK$2.01 HK$1.92 HK$1.64 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Linear Voltage Regulators 1.2-37V Adj Positive LM217MDT-TR STMicroelectronics 1: HK$4.44 8,130In Stock 7,500Expected 2/9/2027	Mfr. Part No. LM217MDT-TR Mouser Part No 511-LM217MDT-TR	STMicroelectronics	Linear Voltage Regulators 1.2-37V Adj Positive Learn More about STMicroelectronics stm standard products	Datasheet	8,130In Stock 7,500Expected 2/9/2027	Cut Tape HK$4.44 HK$3.16 HK$2.83 HK$2.46 Reel HK$1.97 View HK$2.29 HK$2.18 HK$2.09 HK$1.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current & Power Monitors & Regulators 3-Term Adjust Currnt LM234DT STMicroelectronics 1: HK$13.65 10,992In Stock	Mfr. Part No. LM234DT Mouser Part No 511-LM234D	STMicroelectronics	Current & Power Monitors & Regulators 3-Term Adjust Currnt Learn More about STMicroelectronics stm standard products	Datasheet	10,992In Stock	Cut Tape HK$13.65 HK$10.11 HK$9.21 HK$8.30 View Reel HK$6.54 HK$7.74 HK$7.40 HK$7.33 HK$6.54 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators VL drop volt reg LM2931AD33R STMicroelectronics 1: HK$8.06 7,702In Stock	Mfr. Part No. LM2931AD33R Mouser Part No 511-LM2931AD33R	STMicroelectronics	LDO Voltage Regulators VL drop volt reg Learn More about STMicroelectronics stm standard products	Datasheet	7,702In Stock	Cut Tape HK$8.06 HK$5.92 HK$5.38 HK$4.78 Reel HK$4.02 View HK$4.50 HK$4.34 HK$4.23 HK$3.93 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
LDO Voltage Regulators 5.0V 0.1A Very Low LM2931AZ50R STMicroelectronics 1: HK$9.04 11,745In Stock	Mfr. Part No. LM2931AZ50R Mouser Part No 511-LM2931AZ50R	STMicroelectronics	LDO Voltage Regulators 5.0V 0.1A Very Low Learn More about STMicroelectronics stm standard products	Datasheet	11,745In Stock	Cut Tape HK$9.04 HK$6.55 HK$5.92 HK$5.22 Reel HK$4.05 View HK$4.89 HK$4.69 HK$4.58 HK$3.97	Min.: 1 Mult.: 1 : 2,000
Linear Voltage Regulators Low current 1.2 to 37 V adjustable voltage regulator LM317LD13TR STMicroelectronics 1: HK$2.71 46,440In Stock	Mfr. Part No. LM317LD13TR Mouser Part No 511-LM317LD13TR	STMicroelectronics	Linear Voltage Regulators Low current 1.2 to 37 V adjustable voltage regulator Learn More about STMicroelectronics stm standard products	Datasheet	46,440In Stock	Cut Tape HK$2.71 HK$1.90 HK$1.69 HK$1.45 Reel HK$1.13 View HK$1.35 HK$1.27 HK$1.19 HK$1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Linear Voltage Regulators 1.2-37V Adj Positive LM317P STMicroelectronics 1: HK$12.08 3,364In Stock 11,000Expected 2/6/2027	Mfr. Part No. LM317P Mouser Part No 511-LM317P	STMicroelectronics	Linear Voltage Regulators 1.2-37V Adj Positive Learn More about STMicroelectronics stm standard products	Datasheet	3,364In Stock 11,000Expected 2/6/2027	HK$12.08 HK$8.80 HK$7.91 HK$6.99 View HK$6.55 HK$6.29 HK$6.01 HK$5.83 HK$5.69	Min.: 1 Mult.: 1

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