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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
LDO Voltage Regulators 300mA current very low noise LDO LDK130PU15R STMicroelectronics 1: HK$2.14 5,407In Stock	Mfr. Part No. LDK130PU15R Mouser Part No 511-LDK130PU15R	STMicroelectronics	LDO Voltage Regulators 300mA current very low noise LDO Learn More about STMicroelectronics stm ldk130p regulator	Datasheet	5,407In Stock	Cut Tape HK$2.14 HK$1.55 HK$1.44 HK$1.33 Reel HK$1.32 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	1.5 V
LDO Voltage Regulators 1.2 A low quiescent current LDO with reverse current protection LDL112PV18R STMicroelectronics 1: HK$3.70 6,226In Stock	Mfr. Part No. LDL112PV18R Mouser Part No 511-LDL112PV18R	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	6,226In Stock	Cut Tape HK$3.70 HK$2.95 HK$2.76 HK$2.40 View Reel HK$2.12 HK$2.23 HK$2.12 HK$2.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	1.8 V
Linear Voltage Regulators 1.2-37V Adj Positive LM217LZ-TR STMicroelectronics 1: HK$6.33 2,389In Stock	Mfr. Part No. LM217LZ-TR Mouser Part No 511-LM217LZ-TR	STMicroelectronics	Linear Voltage Regulators 1.2-37V Adj Positive Learn More about STMicroelectronics stm standard products	Datasheet	2,389In Stock	Cut Tape HK$6.33 HK$4.41 HK$3.95 HK$3.45 Reel HK$2.75 View HK$3.21 HK$3.07 HK$2.95 HK$2.73	Min.: 1 Mult.: 1 : 2,000	Through Hole	TO-92-3	1.2 V to 37 V
Switching Voltage Regulators 2A 1.5 MHz PWM Step Down Switch Reg ST1S09PUR STMicroelectronics 1: HK$13.97 1,477In Stock	Mfr. Part No. ST1S09PUR Mouser Part No 511-ST1S09PUR	STMicroelectronics	Switching Voltage Regulators 2A 1.5 MHz PWM Step Down Switch Reg	Datasheet	1,477In Stock	Cut Tape HK$13.97 HK$10.69 HK$9.86 HK$8.88 View Reel HK$7.11 HK$8.38 HK$8.01 HK$7.97 HK$7.11 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	DFN-6	800 mV to 5 V
Supervisory Circuits Overvolt Protection Thermal Shutdown STBP120CVDK6F STMicroelectronics 1: HK$11.59 2,543In Stock	Mfr. Part No. STBP120CVDK6F Mouser Part No 511-STBP120CVDK6F	STMicroelectronics	Supervisory Circuits Overvolt Protection Thermal Shutdown Learn More about STMicroelectronics stmicro stbp	Datasheet	2,543In Stock	Cut Tape HK$11.59 HK$8.38 HK$7.57 HK$6.69 Reel HK$5.58 View HK$6.27 HK$6.02 HK$5.75 HK$5.51 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	TDFN-10
Supervisory Circuits 2.88VRST Active Low Push-Pull Reset STM1815SWX7F STMicroelectronics 1: HK$6.99 2,728In Stock	Mfr. Part No. STM1815SWX7F Mouser Part No 511-STM1815SWX7F	STMicroelectronics	Supervisory Circuits 2.88VRST Active Low Push-Pull Reset Learn More about STMicroelectronics stm standard products	Datasheet	2,728In Stock	Cut Tape HK$6.99 HK$5.01 HK$4.52 HK$3.97 Reel HK$3.25 View HK$3.71 HK$3.54 HK$3.42 HK$3.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-3
Voltage References 2.5V microPwr shunt Vltg reference TS4040DILT-2.5 STMicroelectronics 1: HK$5.34 2,663In Stock	Mfr. Part No. TS4040DILT-2.5 Mouser Part No 511-TS4040DILT-2.5	STMicroelectronics	Voltage References 2.5V microPwr shunt Vltg reference Learn More about STMicroelectronics stm standard products	Datasheet	2,663In Stock	Cut Tape HK$5.34 HK$3.97 HK$3.37 HK$2.95 Reel HK$2.47 View HK$2.75 HK$2.63 HK$2.52 HK$2.38 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-3	2.5 V	1 %
Supervisory Circuits 2.71V Micropower AL TS831-3IDT STMicroelectronics 1: HK$8.80 1,926In Stock	Mfr. Part No. TS831-3IDT Mouser Part No 511-TS831-3IDT	STMicroelectronics	Supervisory Circuits 2.71V Micropower AL Learn More about STMicroelectronics stm standard products	Datasheet	1,926In Stock	Cut Tape HK$8.80 HK$6.44 HK$5.57 HK$4.87 Reel HK$4.20 View HK$4.50 HK$4.27 HK$4.21 HK$3.93 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8
Switching Controllers 0.5mA Current Mode UC2842BN STMicroelectronics 1: HK$9.12 1,585In Stock	Mfr. Part No. UC2842BN Mouser Part No 511-UC2842BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,585In Stock	HK$9.12 HK$6.58 HK$5.57 HK$5.25 View HK$4.92 HK$4.72 HK$4.55 HK$4.24 HK$4.16	Min.: 1 Mult.: 1	Through Hole	PDIP-8	4.95 V to 5.05 V
AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter VIPER38HD STMicroelectronics 1: HK$10.19 1,379In Stock	Mfr. Part No. VIPER38HD Mouser Part No 511-VIPER38HD	STMicroelectronics	AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter Learn More about STMicroelectronics stm viper38 high voltage converters	Datasheet	1,379In Stock	HK$10.19 HK$7.38 HK$6.35 HK$5.89 View HK$5.53 HK$5.31 HK$5.09 HK$4.94 HK$4.82	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-16	800 V
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	SMD/SMT	SOIC-8	15 V
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	SMD/SMT	PowerSSO-24	3.3 V, 5 V, 6 V
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	SMD/SMT	QFN-40	5 V
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	SMD/SMT	SOT-23-5	3 V
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	SMD/SMT	DFN-6	Adjustable
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	SMD/SMT	DFN-8	3.3 V
LDO Voltage Regulators BICMOS 300mA V Reg Ultra Lo Drop Lo LDS3985M25R STMicroelectronics 1: HK$6.74 2,837In 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	2,837In 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	SMD/SMT	TSOT-23-5	2.5 V
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	SMD/SMT	SOT-23-5	1.8 V
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	SMD/SMT	SOT-23-3	2 V	1 %
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	SMD/SMT		3.6 V
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	SMD/SMT	TDFN-12
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 View Reel HK$11.67 HK$14.39 HK$14.14 HK$13.40 HK$11.67 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8
Voltage References Adjustable Voltage Reference TL1431ACL3T STMicroelectronics 1: HK$5.18 3,337In Stock	Mfr. Part No. TL1431ACL3T Mouser Part No 511-TL1431ACL3T	STMicroelectronics	Voltage References Adjustable Voltage Reference Learn More about STMicroelectronics stm standard products	Datasheet	3,337In 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	SMD/SMT	SOT-23-3	Adjustable	0.25 %
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	SMD/SMT	SOT-323-3	2.048 V	0.15 %
AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter VIPER0PHDTR STMicroelectronics 1: HK$8.38 2,022In Stock	Mfr. Part No. VIPER0PHDTR Mouser Part No 511-VIPER0PHDTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter Learn More about STMicroelectronics stm viper0p high voltage converters	Datasheet	2,022In Stock	Cut Tape HK$8.38 HK$6.50 HK$6.03 HK$5.52 Reel HK$5.05 View HK$5.28 HK$5.13 HK$5.06 HK$4.99 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SIOC-16 Narrow