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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.
Power Factor Correction - PFC Wide Input Voltage L6561D STMicroelectronics 1: HK$10.19 1,819In Stock NRND	Mfr. Part No. L6561D Mouser Part No 511-L6561D NRND	STMicroelectronics	Power Factor Correction - PFC Wide Input Voltage	Datasheet	1,819In Stock	HK$10.19 HK$8.21 HK$7.72 HK$7.18 View HK$6.90 HK$6.77 HK$6.67 HK$6.60 HK$6.50	Min.: 1 Mult.: 1
Power Factor Correction - PFC Trans Mode PFC Cont L6562D STMicroelectronics 1: HK$15.54 8,643In Stock NRND	Mfr. Part No. L6562D Mouser Part No 511-L6562D NRND	STMicroelectronics	Power Factor Correction - PFC Trans Mode PFC Cont	Datasheet	8,643In Stock	HK$15.54 HK$11.59 HK$10.93 HK$9.54 View HK$9.12 HK$8.63 HK$8.47 HK$7.85 HK$7.16	Min.: 1 Mult.: 1
LDO Voltage Regulators 5V 150mA LW DROP VLT REGULATOR L4995RKTR STMicroelectronics 1: HK$14.47 43In Stock	Mfr. Part No. L4995RKTR Mouser Part No 511-L4995RKTR	STMicroelectronics	LDO Voltage Regulators 5V 150mA LW DROP VLT REGULATOR	Datasheet	43In Stock	Cut Tape HK$14.47 HK$10.69 HK$9.70 HK$8.63 View Reel HK$7.72 HK$8.07 HK$7.77 HK$7.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Voltage References Micropower high precision series voltage reference TS3330ACR STMicroelectronics 1: HK$11.01 987In Stock	Mfr. Part No. TS3330ACR Mouser Part No 511-TS3330ACR	STMicroelectronics	Voltage References Micropower high precision series voltage reference	Datasheet	987In Stock	Cut Tape HK$11.01 HK$7.94 HK$7.18 HK$6.35 View Reel HK$5.56 HK$5.95 HK$5.71 HK$5.57 HK$5.56 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac VIPER37HE STMicroelectronics 1: HK$17.18 5In Stock 2,000Expected 23/4/2027	Mfr. Part No. VIPER37HE Mouser Part No 511-VIPER37HE	STMicroelectronics	AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac Learn More about STMicroelectronics stm viper37 offline converters	Datasheet	5In Stock 2,000Expected 23/4/2027	HK$17.18 HK$12.74 HK$12.00 HK$10.77 View HK$10.36 HK$9.86 HK$9.54 HK$9.12	Min.: 1 Mult.: 1
Switching Controllers Voltage/Current Cont TSM101CD STMicroelectronics 1: HK$7.07 1,178In Stock	Mfr. Part No. TSM101CD Mouser Part No 511-TSM101CD	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	1,178In Stock	HK$7.07 HK$4.96 HK$4.45 HK$3.88 View HK$3.62 HK$3.45 HK$3.32 HK$3.17 HK$3.15	Min.: 1 Mult.: 1
Supervisory Circuits 4.37VRST Active High Push-Pull Reset STM1812MWX7F STMicroelectronics 1: HK$9.29 110In Stock 39,000On Order	Mfr. Part No. STM1812MWX7F Mouser Part No 511-STM1812MWX7F	STMicroelectronics	Supervisory Circuits 4.37VRST Active High Push-Pull Reset Learn More about STMicroelectronics stm standard products	Datasheet	110In Stock 39,000On Order	Cut Tape HK$9.29 HK$6.66 HK$6.02 HK$5.31 View Reel HK$4.31 HK$4.92 HK$4.71 HK$4.55 HK$4.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Supervisory Circuits QUIN ULT LO VLT SPVR PUSH BUTTON RESET STM6905TWEDS6F STMicroelectronics 1: HK$26.22 241In Stock	Mfr. Part No. STM6905TWEDS6F Mouser Part No 511-STM6905TWEDS6F	STMicroelectronics	Supervisory Circuits QUIN ULT LO VLT SPVR PUSH BUTTON RESET	Datasheet	241In Stock	Cut Tape HK$26.22 HK$19.56 HK$17.84 HK$16.03 View Reel HK$14.88 HK$15.12 HK$14.88 HK$14.88 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Switching Controllers Voltage/Current Cont TSM101AIDT STMicroelectronics 1: HK$9.12 52In Stock 20,000Expected 5/11/2026	Mfr. Part No. TSM101AIDT Mouser Part No 511-TSM101AIDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	52In Stock 20,000Expected 5/11/2026	Cut Tape HK$9.12 HK$6.55 HK$5.91 HK$5.22 View Reel HK$4.26 HK$4.88 HK$4.69 HK$4.56 HK$4.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
AC/DC Converters VIPerPlus family: Peak power fixed frequency off line high voltage converter VIPER28LD STMicroelectronics 1: HK$9.04 557In Stock	Mfr. Part No. VIPER28LD Mouser Part No 511-VIPER28LD	STMicroelectronics	AC/DC Converters VIPerPlus family: Peak power fixed frequency off line high voltage converter Learn More about STMicroelectronics stm viper28 high voltage converters	Datasheet	557In Stock	HK$9.04 HK$6.45 HK$5.81 HK$5.11 View HK$4.78 HK$4.58 HK$4.43 HK$4.14 HK$4.12	Min.: 1 Mult.: 1
Linear Voltage Regulators 15V 0.1A Positive L78L15CD-TR STMicroelectronics 1: HK$2.47 9,655In Stock	Mfr. Part No. L78L15CD-TR Mouser Part No 511-L78L15CD-TR	STMicroelectronics	Linear Voltage Regulators 15V 0.1A Positive Learn More about STMicroelectronics stm standard products	Datasheet	9,655In Stock	Cut Tape HK$2.47 HK$1.75 HK$1.55 HK$1.34 Reel HK$1.06 View HK$1.23 HK$1.18 HK$1.12 HK$1.03 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Switching Voltage Regulators Automotive power supply IC with multiple voltage regulators L9001-TR STMicroelectronics 1: HK$30.58 1,911In Stock	Mfr. Part No. L9001-TR Mouser Part No 511-L9001-TR	STMicroelectronics	Switching Voltage Regulators Automotive power supply IC with multiple voltage regulators Learn More about STMicroelectronics stm l9001 simple power supply	Datasheet	1,911In Stock	Cut Tape HK$30.58 HK$23.10 HK$21.21 HK$19.15 Reel HK$17.02 View HK$18.17 HK$17.76 HK$15.95 HK$15.78 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Motor/Motion/Ignition Controllers & Drivers Programmable Stepper Motor Driver for Automotive Applications with Micro-Steppin L99SM81VQ6TR STMicroelectronics 1: HK$38.55 2,797In Stock	Mfr. Part No. L99SM81VQ6TR Mouser Part No 511-L99SM81VQ6TR	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers Programmable Stepper Motor Driver for Automotive Applications with Micro-Steppin Learn More about STMicroelectronics stm l99sm81v stepper motor drivers	Datasheet	2,797In Stock	Cut Tape HK$38.55 HK$29.92 HK$26.80 HK$24.25 View Reel HK$21.54 HK$23.02 HK$22.93 HK$22.19 HK$21.54 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 3.0V 100mA Positive LD2981ABM30TR STMicroelectronics 1: HK$6.41 2,290In Stock	Mfr. Part No. LD2981ABM30TR Mouser Part No 511-LD2981ABM30	STMicroelectronics	LDO Voltage Regulators 3.0V 100mA Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,290In Stock	Cut Tape HK$6.41 HK$4.51 HK$4.05 HK$3.55 Reel HK$2.56 View HK$3.30 HK$3.16 HK$2.93 HK$2.52 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 200mA Low Quiescent Crnt low noise LDO LDK120PU-R STMicroelectronics 1: HK$3.12 6,000In Stock	Mfr. Part No. LDK120PU-R Mouser Part No 511-LDK120PU-R	STMicroelectronics	LDO Voltage Regulators 200mA Low Quiescent Crnt low noise LDO Learn More about STMicroelectronics stm ldk120p regulator	Datasheet	6,000In Stock	Cut Tape HK$3.12 HK$2.17 HK$1.93 HK$1.67 Reel HK$1.21 View HK$1.55 HK$1.46 HK$1.41 HK$1.19 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 500 mA, high performance low dropout linear regulator LDLN050PU33R STMicroelectronics 1: HK$9.45 1,849In Stock	Mfr. Part No. LDLN050PU33R Mouser Part No 511-LDLN050PU33R	STMicroelectronics	LDO Voltage Regulators 500 mA, high performance low dropout linear regulator Learn More about STMicroelectronics stm ldln050 regulators	Datasheet	1,849In Stock	Cut Tape HK$9.45 HK$6.80 HK$6.12 HK$5.38 Reel HK$4.46 View HK$5.03 HK$4.82 HK$4.66 HK$4.17 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators BICMOS 300mA V Reg Ultra Lo Drop Lo LDS3985M25R STMicroelectronics 1: HK$6.74 2,843In Stock	Mfr. Part No. LDS3985M25R Mouser Part No 511-LDS3985M25R	STMicroelectronics	LDO Voltage Regulators BICMOS 300mA V Reg Ultra Lo Drop Lo Learn More about STMicroelectronics stm standard products	Datasheet	2,843In Stock	Cut Tape HK$6.74 HK$4.80 HK$4.32 HK$3.79 Reel HK$3.10 View HK$3.53 HK$3.39 HK$3.25 HK$2.97 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 1.8V 200mA Linear LK112SM18TR STMicroelectronics 1: HK$8.22 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 HK$8.22 HK$5.92 HK$5.34 HK$4.71 Reel HK$3.77 View HK$4.41 HK$4.22 HK$4.09 HK$3.70 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Voltage References Precision micropower shunt voltage reference LM4040DELT-2.0 STMicroelectronics 1: HK$6.66 2,985In Stock	Mfr. Part No. LM4040DELT-2.0 Mouser Part No 511-LM4040DELT-2.0	STMicroelectronics	Voltage References Precision micropower shunt voltage reference Learn More about STMicroelectronics stm lm4040 shunt voltage references	Datasheet	2,985In Stock	Cut Tape HK$6.66 HK$4.73 HK$4.23 HK$3.72 View Reel HK$2.63 HK$3.47 HK$3.31 HK$2.64 HK$2.63 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Voltage References Precision micropower shunt volt referenc LM4041AICT-1.2 STMicroelectronics 1: HK$10.36 2,960In Stock	Mfr. Part No. LM4041AICT-1.2 Mouser Part No 511-LM4041AICT-1.2	STMicroelectronics	Voltage References Precision micropower shunt volt referenc Learn More about STMicroelectronics stm standard products	Datasheet	2,960In Stock	Cut Tape HK$10.36 HK$7.48 HK$6.77 HK$5.98 Reel HK$4.92 View HK$5.61 HK$5.38 HK$5.15 HK$4.87 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 300mA, 28 V low-dropout voltage regulator, with 5uAA quiescent current ST732M36R STMicroelectronics 1: HK$5.92 1,939In Stock	Mfr. Part No. ST732M36R Mouser Part No 511-ST732M36R	STMicroelectronics	LDO Voltage Regulators 300mA, 28 V low-dropout voltage regulator, with 5uAA quiescent current Learn More about STMicroelectronics stm st732 ldo regulator	Datasheet	1,939In Stock	Cut Tape HK$5.92 HK$4.41 HK$4.06 HK$3.66 Reel HK$3.37 View HK$3.47 HK$3.38 HK$3.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Supervisory Circuits Smart Push-Button Power On Lock Out STM6601DS2BDM6F STMicroelectronics 1: HK$14.39 1,361In Stock	Mfr. Part No. STM6601DS2BDM6F Mouser Part No 511-STM6601DS2BDM6F	STMicroelectronics	Supervisory Circuits Smart Push-Button Power On Lock Out Learn More about STMicroelectronics stmicrostm6600	Datasheet	1,361In Stock	Cut Tape HK$14.39 HK$10.52 HK$9.62 HK$8.55 Reel HK$7.10 View HK$8.00 HK$7.69 HK$7.54 HK$7.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Supervisory Circuits 2.925V w/Batt Switch STM802SM6F STMicroelectronics 1: HK$24.66 4,913In Stock	Mfr. Part No. STM802SM6F Mouser Part No 511-STM802SM6F	STMicroelectronics	Supervisory Circuits 2.925V w/Batt Switch	Datasheet	4,913In Stock	Cut Tape HK$24.66 HK$18.41 HK$16.93 HK$15.21 Reel HK$12.25 View HK$14.39 HK$14.14 HK$13.40 HK$12.17 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Voltage References Adjustable Voltage Reference TL1431ACL3T STMicroelectronics 1: HK$5.18 3,367In Stock	Mfr. Part No. TL1431ACL3T Mouser Part No 511-TL1431ACL3T	STMicroelectronics	Voltage References Adjustable Voltage Reference Learn More about STMicroelectronics stm standard products	Datasheet	3,367In Stock	Cut Tape HK$5.18 HK$3.65 HK$3.18 HK$2.80 View Reel HK$2.10 HK$2.56 HK$2.39 HK$2.26 HK$2.10	Min.: 1 Mult.: 1 : 3,000
Voltage References Micropower high precision series voltage reference TS3320ACR STMicroelectronics 1: HK$11.01 2,897In Stock	Mfr. Part No. TS3320ACR Mouser Part No 511-TS3320ACR	STMicroelectronics	Voltage References Micropower high precision series voltage reference	Datasheet	2,897In Stock	Cut Tape HK$11.01 HK$7.94 HK$7.18 HK$6.35 Reel HK$5.30 View HK$5.95 HK$5.71 HK$5.46 HK$5.17 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

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