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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
Voltage References Prog Voltage Ref 2.5 to 36V .22 Ohm TL431CL3T STMicroelectronics 1: HK$2.38 18,302In Stock	Mfr. Part No. TL431CL3T Mouser Part No 511-TL431CL3T	STMicroelectronics	Voltage References Prog Voltage Ref 2.5 to 36V .22 Ohm Learn More about STMicroelectronics stm standard products	Datasheet	18,302In Stock	Cut Tape HK$2.38 HK$1.57 HK$1.38 HK$1.23 View Reel HK$0.847 HK$1.13 HK$1.08 HK$1.05 HK$0.847 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT		Adjustable	2 %
Voltage References 1.24V to 18V Prog Shunt Ref 100uA 60mA TLVH431AIL3T STMicroelectronics 1: HK$3.12 14,161In Stock	Mfr. Part No. TLVH431AIL3T Mouser Part No 511-TLVH431AIL3T	STMicroelectronics	Voltage References 1.24V to 18V Prog Shunt Ref 100uA 60mA Learn More about STMicroelectronics stm standard products	Datasheet	14,161In Stock	Cut Tape HK$3.12 HK$2.15 HK$1.91 HK$1.65 Reel HK$1.31 View HK$1.53 HK$1.45 HK$1.39 HK$1.21 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-3	1.24 V to 18 V	0.5 %
Voltage References 1.24V to 18V Prog Shunt Ref 100uA 60mA TLVH431BICT STMicroelectronics 1: HK$3.21 11,884In Stock	Mfr. Part No. TLVH431BICT Mouser Part No 511-TLVH431BICT	STMicroelectronics	Voltage References 1.24V to 18V Prog Shunt Ref 100uA 60mA Learn More about STMicroelectronics stm standard products	Datasheet	11,884In Stock	Cut Tape HK$3.21 HK$2.24 HK$1.99 HK$1.73 View Reel HK$1.36 HK$1.59 HK$1.51 HK$1.45 HK$1.36 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-323-6	1.24 V to 18 V	0.25 %
Voltage References Adjustable Shunt voltage reference TLVH431LIL3T STMicroelectronics 1: HK$2.71 25,898In Stock	Mfr. Part No. TLVH431LIL3T Mouser Part No 511-TLVH431LIL3T	STMicroelectronics	Voltage References Adjustable Shunt voltage reference	Datasheet	25,898In Stock	Cut Tape HK$2.71 HK$1.87 HK$1.66 HK$1.43 Reel HK$1.13 View HK$1.32 HK$1.26 HK$1.20 HK$1.07 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT		1.24 V to 18 V	1.5 %
Voltage References 2.5-24V Prog Shunt TS2431AILT STMicroelectronics 1: HK$4.93 6,669In Stock	Mfr. Part No. TS2431AILT Mouser Part No 511-TS2431AIL	STMicroelectronics	Voltage References 2.5-24V Prog Shunt Learn More about STMicroelectronics stm standard products	Datasheet	6,669In Stock	Cut Tape HK$4.93 HK$3.44 HK$3.07 HK$2.66 Reel HK$2.14 View HK$2.47 HK$2.36 HK$2.26 HK$2.08 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-3	Adjustable	1 %
Voltage References Micropower high precision series voltage reference TS3320AQPR STMicroelectronics 1: HK$10.69 2,777In Stock	Mfr. Part No. TS3320AQPR Mouser Part No 511-TS3320AQPR	STMicroelectronics	Voltage References Micropower high precision series voltage reference	Datasheet	2,777In Stock	Cut Tape HK$10.69 HK$6.99 HK$6.17 HK$5.79 Reel HK$5.25 View HK$5.56 HK$5.26 HK$5.24	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-8	2.048 V	0.15 %
Voltage References Micropower high precision series voltage reference TS3333AQPR STMicroelectronics 1: HK$11.34 6,483In Stock	Mfr. Part No. TS3333AQPR Mouser Part No 511-TS3333AQPR	STMicroelectronics	Voltage References Micropower high precision series voltage reference Learn More about STMicroelectronics stm ts33	Datasheet	6,483In Stock	Cut Tape HK$11.34 HK$8.30 HK$7.46 HK$6.60 Reel HK$5.05 View HK$6.20 HK$5.95 HK$5.79 HK$4.73	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-8	3.3 V	0.15 %
Voltage References 1.24-6V Adjust Shunt TS431AILT STMicroelectronics 1: HK$4.19 9,126In Stock	Mfr. Part No. TS431AILT Mouser Part No 511-TS431AIL	STMicroelectronics	Voltage References 1.24-6V Adjust Shunt Learn More about STMicroelectronics stm standard products	Datasheet	9,126In Stock	Cut Tape HK$4.19 HK$2.92 HK$2.61 HK$2.27 Reel HK$1.82 View HK$2.10 HK$2.01 HK$1.92 HK$1.64 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	Adjustable	1 %
Voltage References 1.24-6V Adjust Shunt TS431BILT STMicroelectronics 1: HK$5.75 4,899In Stock	Mfr. Part No. TS431BILT Mouser Part No 511-TS431BIL	STMicroelectronics	Voltage References 1.24-6V Adjust Shunt Learn More about STMicroelectronics stm standard products	Datasheet	4,899In Stock	Cut Tape HK$5.75 HK$4.13 HK$3.75 HK$3.31 Reel HK$2.68 View HK$3.11 HK$3.00 HK$2.89 HK$2.66 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-23-5	Adjustable	0.5 %
Voltage References Adjustable 0.6V open collector shunt vol TS4436AICT STMicroelectronics 1: HK$8.22 3,397In Stock	Mfr. Part No. TS4436AICT Mouser Part No 511-TS4436AICT	STMicroelectronics	Voltage References Adjustable 0.6V open collector shunt vol	Datasheet	3,397In Stock	Cut Tape HK$8.22 HK$5.92 HK$5.34 HK$4.80 Reel HK$3.63 View HK$4.49 HK$4.30 HK$4.09 HK$3.56 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOT-323-5	Adjustable	0.5 %
Switching Controllers 0.5mA Current Mode UC2842BD1013TR STMicroelectronics 1: HK$11.26 2,873In Stock	Mfr. Part No. UC2842BD1013TR Mouser Part No 511-UC2842BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,873In Stock	Cut Tape HK$11.26 HK$8.19 HK$7.34 HK$6.49 Reel HK$5.41 View HK$6.08 HK$5.84 HK$5.57 HK$5.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	4.95 V to 5.05 V
Switching Controllers 0.5mA Current Mode UC2843BN STMicroelectronics 1: HK$8.63 3,512In Stock	Mfr. Part No. UC2843BN Mouser Part No 511-UC2843BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,512In Stock	HK$8.63 HK$6.21 HK$5.24 HK$4.94 View HK$4.63 HK$4.44 HK$4.27 HK$4.04 HK$3.91	Min.: 1 Mult.: 1	Through Hole	PDIP-8	4.95 V to 5.05 V
Switching Controllers 0.5mA Current Mode UC2845BD1 STMicroelectronics 1: HK$11.26 4,651In Stock	Mfr. Part No. UC2845BD1 Mouser Part No 511-UC2845BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,651In Stock	HK$11.26 HK$8.21 HK$7.45 HK$6.60 View HK$6.12 HK$5.95 HK$5.86 HK$5.65 HK$5.52	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	4.95 V to 5.05 V
Switching Controllers 0.5mA Current Mode UC3842BN STMicroelectronics 1: HK$8.30 4,726In Stock	Mfr. Part No. UC3842BN Mouser Part No 511-UC3842BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,726In Stock	HK$8.30 HK$5.82 HK$5.22 HK$4.56 View HK$4.24 HK$4.05 HK$3.90 HK$3.72 HK$3.32	Min.: 1 Mult.: 1	Through Hole	PDIP-8	4.9 V to 5.1 V
Switching Controllers 0.5mA Current Mode UC3843BN STMicroelectronics 1: HK$9.21 3,435In Stock	Mfr. Part No. UC3843BN Mouser Part No 511-UC3843BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,435In Stock	HK$9.21 HK$6.60 HK$5.94 HK$5.23 View HK$4.88 HK$4.68 HK$4.53 HK$3.85 HK$3.55	Min.: 1 Mult.: 1	Through Hole	PDIP-8	4.9 V to 5.1 V
Switching Controllers PWM CONTROLLER UC3844BD1 STMicroelectronics 1: HK$8.06 4,181In Stock	Mfr. Part No. UC3844BD1 Mouser Part No 511-UC3844BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	4,181In Stock	HK$8.06 HK$5.76 HK$5.20 HK$4.57 View HK$4.23 HK$4.09 HK$3.95 HK$3.79 HK$3.69	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	4.9 V to 5.1 V
Switching Controllers 0.5mA Current Mode UC3844BN STMicroelectronics 1: HK$11.10 2,811In Stock	Mfr. Part No. UC3844BN Mouser Part No 511-UC3844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,811In Stock	HK$11.10 HK$7.98 HK$7.18 HK$6.32 View HK$5.91 HK$5.66 HK$5.47 HK$5.11 HK$4.25	Min.: 1 Mult.: 1	Through Hole	PDIP-8	4.9 V to 5.1 V
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER011LS STMicroelectronics 1: HK$19.89 2,014In Stock	Mfr. Part No. VIPER011LS Mouser Part No 511-VIPER011LS	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	2,014In Stock	HK$19.89 HK$14.80 HK$13.48 HK$12.08 View HK$11.26 HK$11.01 HK$10.60 HK$10.28 HK$9.78	Min.: 1 Mult.: 1	SMD/SMT	SSOP-10
AC/DC Converters Fixed VIPer Plus 800V 30kHz 30mW VIPER06XS STMicroelectronics 1: HK$19.81 11,570In Stock	Mfr. Part No. VIPER06XS Mouser Part No 511-VIPER06XS	STMicroelectronics	AC/DC Converters Fixed VIPer Plus 800V 30kHz 30mW Learn More about STMicroelectronics stm viper06	Datasheet	11,570In Stock	HK$19.81 HK$14.63 HK$13.40 HK$12.00 View HK$11.34 HK$11.18	Min.: 1 Mult.: 1	SMD/SMT	SSO-10	800 V
AC/DC Converters Energy saving off-line high voltage converter VIPER113XSTR STMicroelectronics 1: HK$26.55 1,696In Stock	Mfr. Part No. VIPER113XSTR Mouser Part No 511-VIPER113XSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics stm viper11 hv converter	Datasheet	1,696In Stock	Cut Tape HK$26.55 HK$19.97 HK$18.33 HK$16.77 Reel HK$14.14 View HK$15.95 HK$15.70 HK$13.81 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10
AC/DC Converters 700V 0.36A SMPS VIPER12AS-E STMicroelectronics 1: HK$20.39 3,505In Stock	Mfr. Part No. VIPER12AS-E Mouser Part No 511-VIPER12AS-E	STMicroelectronics	AC/DC Converters 700V 0.36A SMPS	Datasheet	3,505In Stock	HK$20.39 HK$15.21 HK$13.89 HK$12.41 View HK$11.59 HK$11.34 HK$10.85 HK$10.69 HK$10.36	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	730 V
AC/DC Converters Low Power OFF-Line SMPS Primary Switch VIPER12ASTR-E STMicroelectronics 1: HK$11.01 11,136In Stock 2,500Expected 30/4/2027	Mfr. Part No. VIPER12ASTR-E Mouser Part No 511-VIPER12ASTR	STMicroelectronics	AC/DC Converters Low Power OFF-Line SMPS Primary Switch Learn More about STMicroelectronics stm standard products	Datasheet	11,136In Stock 2,500Expected 30/4/2027	Cut Tape HK$11.01 HK$8.00 HK$7.25 HK$6.42 Reel HK$5.38 View HK$6.03 HK$5.79 HK$5.61 HK$5.36 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	730 V
AC/DC Converters 60kHz Fixed Freq Viper Plus VIPER16LN STMicroelectronics 1: HK$10.36 6,004In Stock	Mfr. Part No. VIPER16LN Mouser Part No 511-VIPER16LN	STMicroelectronics	AC/DC Converters 60kHz Fixed Freq Viper Plus Learn More about STMicroelectronics stm viper16hd high voltage converters	Datasheet	6,004In Stock	HK$10.36 HK$7.42 HK$6.68 HK$5.88 View HK$5.49 HK$5.26 HK$5.09 HK$5.07	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V
AC/DC Converters Off-Line High Volt Regulator VIPER17LN STMicroelectronics 1: HK$9.21 5,421In Stock	Mfr. Part No. VIPER17LN Mouser Part No 511-VIPER17LN	STMicroelectronics	AC/DC Converters Off-Line High Volt Regulator Learn More about STMicroelectronics stm viper17 switching regulators	Datasheet	5,421In Stock	HK$9.21 HK$6.67 HK$5.64 HK$5.32 View HK$4.98 HK$4.78 HK$4.61 HK$4.41	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V
AC/DC Converters VIPerPlus family: Fixed frequency 12W high performance off line high voltage converter VIPER27HN STMicroelectronics 1: HK$9.95 2,224In Stock 4,000Expected 15/1/2027	Mfr. Part No. VIPER27HN Mouser Part No 511-VIPER27HN	STMicroelectronics	AC/DC Converters VIPerPlus family: Fixed frequency 12W high performance off line high voltage converter Learn More about STMicroelectronics stm viper27 high voltage converters	Datasheet	2,224In Stock 4,000Expected 15/1/2027	HK$9.95 HK$7.20 HK$6.10 HK$5.75 View HK$5.40 HK$5.18 HK$4.95 HK$4.80 HK$4.69	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V