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Power Management ICs

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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.	Mounting Style	Package/Case	Output Voltage	Initial Accuracy
Gate Drivers Advanced IGBT MOSFET Driver TD351ID STMicroelectronics 1: HK$30.09 448In Stock	Mfr. Part No. TD351ID Mouser Part No 511-TD351ID	STMicroelectronics	Gate Drivers Advanced IGBT MOSFET Driver Learn More about STMicroelectronics stm mosfet igbt gate drivers	Datasheet	448In Stock	HK$30.09 HK$22.69 HK$20.80 HK$18.66 View HK$17.59 HK$17.18 HK$16.69 HK$15.70 HK$15.54	Min.: 1 Mult.: 1	SMD/SMT
AC/DC Converters Off-Line Volt Converter VIPER25HD STMicroelectronics 1: HK$8.88 1,990In Stock	Mfr. Part No. VIPER25HD Mouser Part No 511-VIPER25HD	STMicroelectronics	AC/DC Converters Off-Line Volt Converter Learn More about STMicroelectronics stm viper25 high voltage converters	Datasheet	1,990In Stock	HK$8.88 HK$6.45 HK$5.20 HK$5.05 View HK$4.78 HK$4.58 HK$4.43 HK$4.23 HK$4.13	Min.: 1 Mult.: 1	SMD/SMT	SO-Narrow-16
Motor/Motion/Ignition Controllers & Drivers Dual Stepper Motor E-L6219R STMicroelectronics 1: HK$29.92 659In Stock	Mfr. Part No. E-L6219R Mouser Part No 511-E-L6219R	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers Dual Stepper Motor Learn More about STMicroelectronics stm stepper motor drivers	Datasheet	659In Stock	HK$29.92 HK$22.52 HK$20.30 HK$18.41 View HK$17.67 HK$16.03 HK$15.70 HK$15.29 HK$15.21	Min.: 1 Mult.: 1	SMD/SMT	SOIC-24
Motor/Motion/Ignition Controllers & Drivers 250 V three-phase controller with MCU STSPIN32F0251 STMicroelectronics Restricted Availability	Mfr. Part No. STSPIN32F0251 Mouser Part No 511-STSPIN32F0251	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers 250 V three-phase controller with MCU Learn More about STMicroelectronics stm stspin32f025x controllers Mouser does not sell this product in your region.	Datasheet			Restricted Availability	SMD/SMT	TQFP-64	250 V
Power Factor Correction - PFC High Efficiency Continuous Conduction Mode ( CCM ) Power Factor Correction (PFC) Boost Controller L4983ATR STMicroelectronics 1: HK$16.03 776In Stock New Product	Mfr. Part No. L4983ATR Mouser Part No 511-L4983ATR New Product	STMicroelectronics	Power Factor Correction - PFC High Efficiency Continuous Conduction Mode ( CCM ) Power Factor Correction (PFC) Boost Controller Learn More about STMicroelectronics st l4983 ccm pfc boost controller	Datasheet	776In Stock	Cut Tape HK$16.03 HK$11.75 HK$10.69 HK$9.54 HK$8.96 Reel HK$8.96 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 2,500	SMD/SMT	SO-8
Power Factor Correction - PFC High Efficiency Continuous Conduction Mode ( CCM ) Power Factor Correction (PFC) Boost Controller L4983BTR STMicroelectronics 1: HK$15.78 760In Stock New Product	Mfr. Part No. L4983BTR Mouser Part No 511-L4983BTR New Product	STMicroelectronics	Power Factor Correction - PFC High Efficiency Continuous Conduction Mode ( CCM ) Power Factor Correction (PFC) Boost Controller Learn More about STMicroelectronics st l4983 ccm pfc boost controller	Datasheet	760In Stock	Cut Tape HK$15.78 HK$11.67 HK$10.60 HK$9.45 Reel HK$8.00 View HK$8.96 HK$8.63 HK$7.83 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SO-8
Battery Management Current, charge and isolation monitor for HV battery packs L99BM2C-TR STMicroelectronics 1: HK$75.95 210In Stock New Product	Mfr. Part No. L99BM2C-TR Mouser Part No 511-L99BM2C-TR New Product	STMicroelectronics	Battery Management Current, charge and isolation monitor for HV battery packs Learn More about STMicroelectronics st l99bm2c multicell battery monitoring balancing ic	Datasheet	210In Stock	Cut Tape HK$75.95 HK$58.94 HK$54.66 HK$49.98 View Reel HK$42.25 HK$48.25 HK$47.51 HK$42.99 HK$42.25 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT	TQFP-48
Motor/Motion/Ignition Controllers & Drivers Quad half-bridge pre-driver L99MH94Q5-TR STMicroelectronics 1: HK$30.09 180In Stock New Product	Mfr. Part No. L99MH94Q5-TR Mouser Part No 511-L99MH94Q5-TR New Product	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers Quad half-bridge pre-driver Learn More about STMicroelectronics st l99mh94 l99mh92 half bridge pre drivers	Datasheet	180In Stock	Cut Tape HK$30.09 HK$22.69 HK$20.88 Reel HK$20.88 MouseReel Available	Min.: 1 Mult.: 1 Max.: 25 : 3,000	SMD/SMT	VFQFN-32
LDO Voltage Regulators 400 mA low-dropout LDO LDQ44PURY STMicroelectronics 1: HK$9.78 2,097In Stock New Product	Mfr. Part No. LDQ44PURY Mouser Part No 511-LDQ44PURY New Product	STMicroelectronics	LDO Voltage Regulators 400 mA low-dropout LDO Learn More about STMicroelectronics st ldq44 high accuracy ldo voltage regulator	Datasheet	2,097In Stock	Cut Tape HK$9.78 HK$7.08 HK$6.37 HK$5.61 View Reel HK$4.86 HK$5.24 HK$5.01 HK$4.86 HK$4.86 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,000 : 3,000	SMD/SMT	DFN-6
Gate Drivers Dual half-bridge gate driver STDRIVE121TR STMicroelectronics 1: HK$21.29 800In Stock New Product	Mfr. Part No. STDRIVE121TR Mouser Part No 511-STDRIVE121TR New Product	STMicroelectronics	Gate Drivers Dual half-bridge gate driver Learn More about STMicroelectronics st stdrive121 stdrive141 stdrive181 gate drivers	Datasheet	800In Stock	Cut Tape HK$21.29 HK$15.86 HK$14.47 HK$12.99 HK$12.25 Reel HK$12.25 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 3,000	SMD/SMT
Gate Drivers Quad half-bridge gate driver STDRIVE141TR STMicroelectronics 1: HK$22.36 800In Stock New Product	Mfr. Part No. STDRIVE141TR Mouser Part No 511-STDRIVE141TR New Product	STMicroelectronics	Gate Drivers Quad half-bridge gate driver Learn More about STMicroelectronics st stdrive121 stdrive141 stdrive181 gate drivers	Datasheet	800In Stock	Cut Tape HK$22.36 HK$16.69 HK$15.21 HK$13.65 HK$12.91 Reel HK$12.91 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 3,000	SMD/SMT
Gate Drivers Triple half-bridge high-voltage gate driver STDRIVE631NTR STMicroelectronics 1: HK$24.82 622In Stock New Product	Mfr. Part No. STDRIVE631NTR Mouser Part No 511-STDRIVE631NTR New Product	STMicroelectronics	Gate Drivers Triple half-bridge high-voltage gate driver Learn More about STMicroelectronics st stdrive631 triple half bridge gate drivers	Datasheet	622In Stock	Cut Tape HK$24.82 HK$18.58 HK$17.02 HK$15.21 Reel HK$12.99 View HK$14.39 HK$14.14 HK$12.58 HK$12.33 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SO-28	580 V
Gate Drivers Triple half-bridge high-voltage gate driver STDRIVE631PTR STMicroelectronics 1: HK$24.82 628In Stock New Product	Mfr. Part No. STDRIVE631PTR Mouser Part No 511-STDRIVE631PTR New Product	STMicroelectronics	Gate Drivers Triple half-bridge high-voltage gate driver Learn More about STMicroelectronics st stdrive631 triple half bridge gate drivers	Datasheet	628In Stock	Cut Tape HK$24.82 HK$18.58 HK$17.02 HK$15.21 Reel HK$12.99 View HK$14.39 HK$14.14 HK$12.58 HK$12.33 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SO-28	580 V
Galvanically Isolated Gate Drivers Galvanically isolated 3 A single gate drivers with protection features STGAP3S3IFTR STMicroelectronics 1: HK$32.96 558In Stock New Product	Mfr. Part No. STGAP3S3IFTR Mouser Part No 511-STGAP3S3IFTR New Product	STMicroelectronics	Galvanically Isolated Gate Drivers Galvanically isolated 3 A single gate drivers with protection features Learn More about STMicroelectronics stgap3s gate drivers	Datasheet	558In Stock	Cut Tape HK$32.96 HK$24.82 HK$22.77 HK$20.55 Reel HK$18.25 View HK$19.56 HK$19.40 HK$17.84	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	SO-16
Voltage References 2.5-36V Prog Adjust TL431AIZ-AP STMicroelectronics 1: HK$1.73 15,827In Stock	Mfr. Part No. TL431AIZ-AP Mouser Part No 511-TL431AIZ-AP	STMicroelectronics	Voltage References 2.5-36V Prog Adjust Learn More about STMicroelectronics stm standard products	Datasheet	15,827In Stock	HK$1.73 HK$1.27 HK$1.17 HK$1.05 View Reel HK$0.921 HK$1.00 HK$0.97 HK$0.945 HK$0.921	Min.: 1 Mult.: 1 : 2,000	Through Hole	TO-92-3	Adjustable	1 %
Motor/Motion/Ignition Controllers & Drivers DMOS Dual Full Bridge w/ PWM L6228Q STMicroelectronics 1: HK$83.02 2,756In Stock	Mfr. Part No. L6228Q Mouser Part No 511-L6228Q	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers DMOS Dual Full Bridge w/ PWM Learn More about STMicroelectronics stm stepper motor drivers	Datasheet	2,756In Stock	HK$83.02 HK$64.77 HK$60.17 HK$55.16 View HK$51.38 HK$50.14 HK$49.57 Quote	Min.: 1 Mult.: 1	SMD/SMT	VFQFPN
Voltage References 2.5-36V Prog Adjust TL1431ACZ STMicroelectronics 1: HK$5.10 5,436In Stock	Mfr. Part No. TL1431ACZ Mouser Part No 511-TL1431ACZ	STMicroelectronics	Voltage References 2.5-36V Prog Adjust Learn More about STMicroelectronics stm standard products	Datasheet	5,436In Stock	HK$5.10 HK$3.58 HK$3.39 HK$2.72 View HK$2.62 HK$2.36 HK$2.25 HK$2.18 HK$2.04	Min.: 1 Mult.: 1	Through Hole	TO-92-3	Adjustable	0.28 %
Switching Voltage Regulators Automotive 6 V - 6 A step-down converter DCP0606QTRY STMicroelectronics 1: HK$21.29 4,789In Stock New Product	Mfr. Part No. DCP0606QTRY Mouser Part No 511-DCP0606QTRY New Product	STMicroelectronics	Switching Voltage Regulators Automotive 6 V - 6 A step-down converter Learn More about STMicroelectronics dcp0606y converter	Datasheet	4,789In Stock	Cut Tape HK$21.29 HK$15.86 HK$14.47 HK$12.99 View Reel HK$10.77 HK$12.33 HK$11.92 HK$11.43 HK$11.26 HK$10.77 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L DCP3603ANDMR STMicroelectronics 1: HK$11.75 3,000In Stock 300Expected 10/11/2026 New Product	Mfr. Part No. DCP3603ANDMR Mouser Part No 511-DCP3603ANDMR New Product	STMicroelectronics	Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L Learn More about STMicroelectronics st dcp3603 synchronous buck converters	Datasheet	3,000In Stock 300Expected 10/11/2026	Cut Tape HK$11.75 HK$8.63 HK$7.78 HK$6.90 Reel HK$5.81 View HK$6.47 HK$6.35 HK$6.26 HK$5.61	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-6	Adjustable
Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L DCP3603BCDMR STMicroelectronics 1: HK$11.75 3,000In Stock 300Expected 10/11/2026 New Product	Mfr. Part No. DCP3603BCDMR Mouser Part No 511-DCP3603BCDMR New Product	STMicroelectronics	Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L Learn More about STMicroelectronics st dcp3603 synchronous buck converters	Datasheet	3,000In Stock 300Expected 10/11/2026	Cut Tape HK$11.75 HK$8.63 HK$7.78 HK$6.90 Reel HK$5.81 View HK$6.47 HK$6.35 HK$6.26 HK$5.61	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-6	Adjustable
Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L DCP3603BNMR STMicroelectronics 1: HK$11.75 3,000In Stock 300Expected 10/11/2026 New Product	Mfr. Part No. DCP3603BNMR Mouser Part No 511-DCP3603BNMR New Product	STMicroelectronics	Switching Voltage Regulators 36 V 3 A synchronous step-down converter in SOT23-6L Learn More about STMicroelectronics st dcp3603 synchronous buck converters	Datasheet	3,000In Stock 300Expected 10/11/2026	Cut Tape HK$11.75 HK$8.63 HK$7.78 HK$6.90 Reel HK$5.81 View HK$6.47 HK$6.35 HK$6.26 HK$5.61	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-6	Adjustable
Motor/Motion/Ignition Controllers & Drivers 650 V enhancement mode GaN high-power density half-bridge with high-voltage driver GANSPIN611TR STMicroelectronics 1: HK$78.75 916In Stock New Product	Mfr. Part No. GANSPIN611TR Mouser Part No 511-GANSPIN611TR New Product	STMicroelectronics	Motor/Motion/Ignition Controllers & Drivers 650 V enhancement mode GaN high-power density half-bridge with high-voltage driver Learn More about STMicroelectronics st ganspin611 high power density half bridge	Datasheet	916In Stock	Cut Tape HK$78.75 HK$61.32 HK$56.96 HK$52.11 View Reel HK$45.05 HK$50.22 HK$49.73 HK$49.07 HK$45.05 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-35
Gate Drivers 8-channel fully configurable MOSFET pre-driver 12V, 24V, 48V battery systems L98GD8TR STMicroelectronics 1: HK$92.48 885In Stock New Product	Mfr. Part No. L98GD8TR Mouser Part No 511-L98GD8TR New Product	STMicroelectronics	Gate Drivers 8-channel fully configurable MOSFET pre-driver 12V, 24V, 48V battery systems Learn More about STMicroelectronics stm l98gd8 automotive mosfet pre driver	Datasheet	885In Stock	Cut Tape HK$92.48 HK$72.34 HK$67.32 HK$61.81 View Reel HK$55.98 HK$59.92 HK$59.27 HK$55.98 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64
LDO Voltage Regulators 250 mA low dropout LDO LDQ40PU33R STMicroelectronics 1: HK$7.89 5,349In Stock New Product	Mfr. Part No. LDQ40PU33R Mouser Part No 511-LDQ40PU33R New Product	STMicroelectronics	LDO Voltage Regulators 250 mA low dropout LDO Learn More about STMicroelectronics st ldq40 ldo voltage regulator	Datasheet	5,349In Stock	Cut Tape HK$7.89 HK$5.66 HK$5.10 HK$4.50 Reel HK$3.69 View HK$4.20 HK$4.03 HK$3.90 HK$3.60	Min.: 1 Mult.: 1 : 3,000		DFN-6	3.3 V
Switching Voltage Regulators Rad-hard 5 A step-down converter in plastic package LEOPOL1PDT STMicroelectronics 1: HK$8,041.38 28In Stock New Product	Mfr. Part No. LEOPOL1PDT Mouser Part No 511-LEOPOL1PDT New Product	STMicroelectronics	Switching Voltage Regulators Rad-hard 5 A step-down converter in plastic package Learn More about STMicroelectronics leo rad hard ics	Datasheet	28In Stock	Cut Tape HK$8,041.38 HK$7,088.35 Reel HK$7,088.35	Min.: 1 Mult.: 1 : 250