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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.
Linear Voltage Regulators 1.2 V to 37 V adjustable voltage regulators LM317BT STMicroelectronics 1: HK$6.58 2,305In Stock 15,000On Order	Mfr. Part No. LM317BT Mouser Part No 511-LM317BT	STMicroelectronics	Linear Voltage Regulators 1.2 V to 37 V adjustable voltage regulators	Datasheet	2,305In Stock 15,000On Order On Order Ship Dates Mfr. No: LM317BT Stock: 2,305 Can Dispatch Immediately On Order: 7,000 Expected 5/11/2026 8,000 Expected 25/1/2027 Factory Lead Time: 30 Weeks	HK$6.58 HK$4.62 HK$4.14 HK$3.62 View HK$3.37 HK$3.22 HK$3.09 HK$2.95 HK$2.88	Min.: 1 Mult.: 1
Linear Voltage Regulators Low current 1.2 to 37 V adjustable voltage regulator LM317LD13TR STMicroelectronics 1: HK$2.71 46,391In 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	46,391In 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$13.81 3,164In Stock 22,000On Order	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	3,164In Stock 22,000On Order On Order Ship Dates Mfr. No: LM317P Stock: 3,164 Can Dispatch Immediately On Order: 11,000 Expected 2/6/2027 11,000 TBD Factory Lead Time: 30 Weeks	HK$13.81 HK$10.11 HK$8.63 HK$8.16 View HK$7.68 HK$7.39 HK$7.14 HK$6.89 HK$5.84	Min.: 1 Mult.: 1
Linear Voltage Regulators 1.2-37V Adj Negative LM337SP STMicroelectronics 1: HK$12.99 6,390In Stock 3,000Expected 4/1/2027	Mfr. Part No. LM337SP Mouser Part No 511-LM337SP	STMicroelectronics	Linear Voltage Regulators 1.2-37V Adj Negative Learn More about STMicroelectronics stm standard products	Datasheet	6,390In Stock 3,000Expected 4/1/2027	HK$12.99 HK$8.63 HK$7.61 HK$7.53 HK$7.52	Min.: 1 Mult.: 1
Supervisory Circuits SRAM TK Controller M48T201Y-70MH1F STMicroelectronics 1: HK$129.79 760In Stock	Mfr. Part No. M48T201Y-70MH1F Mouser Part No 511-M48T201Y-70MH1F	STMicroelectronics	Supervisory Circuits SRAM TK Controller	Datasheet	760In Stock	Cut Tape HK$129.79 HK$103.33 HK$96.59 HK$89.35 View Reel HK$83.93 HK$88.20 HK$84.50 HK$83.93 Quote MouseReel Available	Min.: 1 Mult.: 1 : 936
Electronic Battery Snaphat Batt & Cryst M4Z28-BR00SH1 STMicroelectronics 1: HK$72.83 267In Stock	Mfr. Part No. M4Z28-BR00SH1 Mouser Part No 511-M4Z28BR00SH1	STMicroelectronics	Electronic Battery Snaphat Batt & Cryst	Datasheet	267In Stock	HK$72.83 HK$63.71 HK$60.83 HK$58.36 View HK$56.06 HK$53.27 HK$48.42 HK$47.10	Min.: 1 Mult.: 1
Supervisory Circuits Triple Ultra-Lo Volt Open Drain reset STM6719SHWB6F STMicroelectronics 1: HK$19.73 1,370In Stock	Mfr. Part No. STM6719SHWB6F Mouser Part No 511-M6719SHWB6F	STMicroelectronics	Supervisory Circuits Triple Ultra-Lo Volt Open Drain reset	Datasheet	1,370In Stock	Cut Tape HK$19.73 HK$14.55 HK$13.23 HK$11.84 Reel HK$10.19 View HK$11.18 HK$10.85 HK$10.44 HK$9.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators DC DC CONVERTER CONTROL CIRCUITS MC34063ABN STMicroelectronics 1: HK$8.47 4,261In Stock	Mfr. Part No. MC34063ABN Mouser Part No 511-MC34063ABN	STMicroelectronics	Switching Voltage Regulators DC DC CONVERTER CONTROL CIRCUITS Learn More about STMicroelectronics stm standard products	Datasheet	4,261In Stock	HK$8.47 HK$6.07 HK$5.13 HK$4.78 View HK$4.49 HK$4.31 HK$4.16 HK$3.99	Min.: 1 Mult.: 1
Switching Voltage Regulators DC DC CONVERTER CONTROL CIRCUITS MC34063EBN STMicroelectronics 1: HK$9.04 7,428In Stock 2,000Expected 9/11/2026	Mfr. Part No. MC34063EBN Mouser Part No 511-MC34063EBN	STMicroelectronics	Switching Voltage Regulators DC DC CONVERTER CONTROL CIRCUITS Learn More about STMicroelectronics stm standard products	Datasheet	7,428In Stock 2,000Expected 9/11/2026	HK$9.04 HK$6.31 HK$5.66 HK$5.14 HK$5.13	Min.: 1 Mult.: 1
Switching Voltage Regulators 3.0 to 40V DC-DC Cnv MC34063ECN STMicroelectronics 1: HK$8.14 3,168In Stock	Mfr. Part No. MC34063ECN Mouser Part No 511-MC34063ECN	STMicroelectronics	Switching Voltage Regulators 3.0 to 40V DC-DC Cnv Learn More about STMicroelectronics stm standard products	Datasheet	3,168In Stock	HK$8.14 HK$5.86 HK$4.94 HK$4.66 View HK$4.36 HK$4.18 HK$4.05 HK$3.86 HK$3.53	Min.: 1 Mult.: 1
Gate Drivers 4A dual low side MOSFET driver PM8834TR STMicroelectronics 1: HK$10.85 4,767In Stock	Mfr. Part No. PM8834TR Mouser Part No 511-PM8834TR	STMicroelectronics	Gate Drivers 4A dual low side MOSFET driver	Datasheet	4,767In Stock	Cut Tape HK$10.85 HK$8.38 HK$7.74 HK$7.07 View Reel HK$6.39 HK$6.75 HK$6.56 HK$6.52 HK$6.39 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gate Drivers 1A Low Side Gate Driver with configurable asymmetric sink/source PM8851D STMicroelectronics 1: HK$7.48 4,506In Stock 3,000Expected 12/11/2027	Mfr. Part No. PM8851D Mouser Part No 511-PM8851D	STMicroelectronics	Gate Drivers 1A Low Side Gate Driver with configurable asymmetric sink/source	Datasheet	4,506In Stock 3,000Expected 12/11/2027	Cut Tape HK$7.48 HK$5.35 HK$4.83 HK$4.24 Reel HK$3.48 View HK$3.96 HK$3.80 HK$3.67 HK$3.39 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Motor/Motion/Ignition Controllers & Drivers System-in-package integrating microstepping controller and 10 A power MOSFETs POWERSTEP01 STMicroelectronics 1: HK$104.15 335In Stock 1,632On Order	Mfr. Part No. POWERSTEP01 Mouser Part No 511-POWERSTEP01	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers System-in-package integrating microstepping controller and 10 A power MOSFETs Learn More about STMicroelectronics stm powerstep01	Datasheet	335In Stock 1,632On Order On Order Ship Dates Mfr. No: POWERSTEP01 Stock: 335 Can Dispatch Immediately On Order: 816 Expected 8/1/2027 816 Expected 16/7/2027 Factory Lead Time: 52 Weeks	HK$104.15 HK$83.52 HK$78.34 HK$70.94	Min.: 1 Mult.: 1 Max.: 110
Switching Controllers Voltage Mode w/Sync SG2525AN STMicroelectronics 1: HK$20.06 2,018In Stock	Mfr. Part No. SG2525AN Mouser Part No 511-SG2525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,018In Stock	HK$20.06 HK$14.96 HK$13.65 HK$12.25 View HK$11.51 HK$11.10 HK$10.69 HK$10.36 HK$10.11	Min.: 1 Mult.: 1
Switching Controllers Regulated Volt Mode SG3524P STMicroelectronics 1: HK$14.06 2,868In Stock	Mfr. Part No. SG3524P Mouser Part No 511-SG3524P	STMicroelectronics	Switching Controllers Regulated Volt Mode	Datasheet	2,868In Stock	HK$14.06 HK$10.28 HK$8.80 HK$8.38 View HK$7.82 HK$7.52 HK$7.47 HK$7.16 HK$6.85	Min.: 1 Mult.: 1
Switching Controllers Voltage Mode w/Sync SG3525AN STMicroelectronics 1: HK$23.84 2,616In Stock	Mfr. Part No. SG3525AN Mouser Part No 511-SG3525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,616In Stock	HK$23.84 HK$17.92 HK$16.28 HK$14.63 View HK$13.81 HK$13.40 HK$12.82 HK$12.58 HK$12.00	Min.: 1 Mult.: 1
Switching Controllers Voltage Mode w/Sync SG3525AP STMicroelectronics 1: HK$29.10 3,919In Stock	Mfr. Part No. SG3525AP Mouser Part No 511-SG3525AP	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	3,919In Stock	HK$29.10 HK$21.78 HK$19.48 HK$18.00 View HK$17.02 HK$16.52 HK$15.78 HK$15.37 HK$14.39	Min.: 1 Mult.: 1
Supervisory Circuits 4 pin Smart Reset SR1HARU STMicroelectronics 1: HK$12.58 4,395In Stock	Mfr. Part No. SR1HARU Mouser Part No 511-SR1HARU	STMicroelectronics	Supervisory Circuits 4 pin Smart Reset	Datasheet	4,395In Stock	Cut Tape HK$12.58 HK$9.21 HK$8.38 HK$7.41 Reel HK$6.10 View HK$6.96 HK$6.69 HK$6.63 HK$5.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators V LOW QUIESCENT BiCMOS VOLT REG ST1L05APU33R STMicroelectronics 1: HK$9.78 3,164In Stock	Mfr. Part No. ST1L05APU33R Mouser Part No 511-ST1L05APU33R	STMicroelectronics	LDO Voltage Regulators V LOW QUIESCENT BiCMOS VOLT REG Learn More about STMicroelectronics stm low quiescent current ldo	Datasheet	3,164In Stock	Cut Tape HK$9.78 HK$7.25 HK$6.62 HK$5.93 View Reel HK$5.01 HK$5.59 HK$5.39 HK$5.24 HK$5.01 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators BiCMOS VOLT REG LOW QUIESCENT ST1L05BPUR STMicroelectronics 1: HK$9.95 7,457In Stock 9,000Expected 8/10/2027	Mfr. Part No. ST1L05BPUR Mouser Part No 511-ST1L05BPUR	STMicroelectronics	LDO Voltage Regulators BiCMOS VOLT REG LOW QUIESCENT Learn More about STMicroelectronics stm low quiescent current ldo	Datasheet	7,457In Stock 9,000Expected 8/10/2027	Cut Tape HK$9.95 HK$7.32 HK$6.67 HK$5.95 Reel HK$4.91 View HK$5.60 HK$5.38 HK$5.22 HK$4.82 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
LDO Voltage Regulators 800 mA ultra low drop, high PSRR voltage regulator ST1L08SPU33R STMicroelectronics 1: HK$8.30 3,676In Stock	Mfr. Part No. ST1L08SPU33R Mouser Part No 511-ST1L08SPU33R	STMicroelectronics	LDO Voltage Regulators 800 mA ultra low drop, high PSRR voltage regulator Learn More about STMicroelectronics stm ultra low dropout ldos	Datasheet	3,676In Stock	Cut Tape HK$8.30 HK$5.98 HK$5.39 HK$4.75 Reel HK$3.84 View HK$4.45 HK$4.26 HK$4.14 HK$3.69 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Switching Voltage Regulators 400 mA nano-quiescent synchronous step-down converter with digital voltage selec ST1PS01EJR STMicroelectronics 1: HK$16.77 5,702In Stock	Mfr. Part No. ST1PS01EJR Mouser Part No 511-ST1PS01EJR	STMicroelectronics	Switching Voltage Regulators 400 mA nano-quiescent synchronous step-down converter with digital voltage selec Learn More about STMicroelectronics stm st1ps01 converter	Datasheet	5,702In Stock	Cut Tape HK$16.77 HK$12.41 HK$11.26 HK$10.11 View Reel HK$6.13 HK$9.54 HK$9.21 HK$7.66 HK$7.18 HK$6.13 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Switching Voltage Regulators 400 mA nano-quiescent synchronous step-down converter with digital voltage selec ST1PS02CQTR STMicroelectronics 1: HK$13.56 3,698In Stock	Mfr. Part No. ST1PS02CQTR Mouser Part No 511-ST1PS02CQTR	STMicroelectronics	Switching Voltage Regulators 400 mA nano-quiescent synchronous step-down converter with digital voltage selec Learn More about STMicroelectronics stm st1ps02 step down converter	Datasheet	3,698In Stock	Cut Tape HK$13.56 HK$9.86 HK$8.96 HK$7.97 View Reel HK$6.65 HK$7.48 HK$7.19 HK$7.10 HK$6.65 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators Synch rectification inhibit 1.5A 1.5 ST1S06APUR STMicroelectronics 1: HK$9.95 3,418In Stock 12,000Expected 10/9/2027	Mfr. Part No. ST1S06APUR Mouser Part No 511-ST1S06APUR	STMicroelectronics	Switching Voltage Regulators Synch rectification inhibit 1.5A 1.5	Datasheet	3,418In Stock 12,000Expected 10/9/2027	Cut Tape HK$9.95 HK$7.30 HK$6.63 HK$5.87 View Reel HK$5.03 HK$5.68 HK$5.46 HK$5.29 HK$5.03 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators STEP-DOWN SWITCH REG W/ENABLE 1.7MHZ ST1S12G12R STMicroelectronics 1: HK$9.29 2,938In Stock	Mfr. Part No. ST1S12G12R Mouser Part No 511-ST1S12G12R	STMicroelectronics	Switching Voltage Regulators STEP-DOWN SWITCH REG W/ENABLE 1.7MHZ	Datasheet	2,938In Stock	Cut Tape HK$9.29 HK$6.69 HK$6.03 HK$5.29 Reel HK$4.39 View HK$4.95 HK$4.74 HK$4.59 HK$4.27 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

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