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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Output Voltage	Output Power	Supply Voltage - Min	Supply Voltage - Max	Topology	Technology	Switching Frequency	Duty Cycle - Max	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	Output Current	Series	Packaging
AC/DC Converters Energy saving off-line high voltage converter VIPER113XSTR STMicroelectronics 1: £2.43 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 £2.43 £1.82 £1.68 £1.53 Reel £1.29 View £1.46 £1.43 £1.26 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10		12 W	4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	30 kHz	80 %	1 mA	- 40 C	+ 150 C		VIPER11	Reel, Cut Tape, MouseReel
AC/DC Converters 700V 0.36A SMPS VIPER12AS-E STMicroelectronics 1: £1.86 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	£1.86 £1.39 £1.27 £1.13 View £1.06 £1.04 £0.995 £0.978 £0.943	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	730 V	5 W	9 V	38 V		Si	60 kHz	16 %	4.5 mA	- 40 C	+ 150 C		VIPER12A-E	Tube
AC/DC Converters Low Power OFF-Line SMPS Primary Switch VIPER12ASTR-E STMicroelectronics 1: £1.00 11,268In Stock 2,500Expected 30/04/2027	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	11,268In Stock 2,500Expected 30/04/2027	Cut Tape £1.00 £0.731 £0.663 £0.587 Reel £0.491 View £0.55 £0.528 £0.512 £0.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	730 V	5 W	9 V	38 V		Si	60 kHz	16 %	4.5 mA	- 40 C	+ 150 C		VIPER12A-E	Reel, Cut Tape, MouseReel
AC/DC Converters 60kHz Fixed Freq Viper Plus VIPER16LN STMicroelectronics 1: £0.943 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	£0.943 £0.678 £0.61 £0.537 View £0.501 £0.48 £0.464	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V	9 W	11.5 V	23.5 V	Buck-Boost, Flyback	Si	60 kHz	80 %	1.5 mA	- 40 C	+ 150 C	420 mA	VIPER16	Tube
AC/DC Converters Off-Line High Volt Regulator VIPER17LN STMicroelectronics 1: £0.841 8,421In 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	8,421In Stock	£0.841 £0.608 £0.515 £0.485 View £0.455 £0.437 £0.421 £0.402	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V	9 W	8.5 V	23.5 V	Flyback	Si	60 kHz	80 %	1.8 mA	- 40 C	+ 150 C	420 mA	VIPER17	Tube
AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac VIPER37LE STMicroelectronics 1: £1.28 3,224In Stock	Mfr. Part No. VIPER37LE Mouser Part No 511-VIPER37LE	STMicroelectronics	AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac Learn More about STMicroelectronics stm viper37 offline converters	Datasheet	3,224In Stock	£1.28 £0.943 £0.811 £0.766 View £0.718 £0.691 £0.668 £0.657 £0.629	Min.: 1 Mult.: 1	Through Hole	SDIP-10	800 V	18 W	8.5 V	23.5 V	Flyback	Si	60 kHz	80 %	2.5 mA	- 40 C	+ 150 C		VIPER37	Tube
AC/DC Converters 620 Volt 50W SMPS VIPER53DIP-E STMicroelectronics 1: £2.55 1,398In Stock	Mfr. Part No. VIPER53DIP-E Mouser Part No 511-VIPER53DIP	STMicroelectronics	AC/DC Converters 620 Volt 50W SMPS	Datasheet	1,398In Stock	£2.55 £1.90 £1.79 £1.61 View £1.52 £1.48 £1.40 £1.32 £1.29	Min.: 1 Mult.: 1	Through Hole	DIP-8		30 W	9.3 V	17 V	Flyback	Si			9 mA			2.3 A	VIPER53-E	Tube
AC/DC Converters Off-line all-primary-sensing switching regulator ALTAIR04-900 STMicroelectronics 1: £2.58 123In Stock 1,000Expected 20/08/2027	Mfr. Part No. ALTAIR04-900 Mouser Part No 511-ALTAIR04-900	STMicroelectronics	AC/DC Converters Off-line all-primary-sensing switching regulator	Datasheet	123In Stock 1,000Expected 20/08/2027	£2.58 £1.93 £1.71 £1.59 View £1.50 £1.47 £1.40 £1.31 £1.28	Min.: 1 Mult.: 1	SMD/SMT							Si							ALTAIR04-900	Tray
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER011LSTR STMicroelectronics 1: £1.87 9In Stock	Mfr. Part No. VIPER011LSTR Mouser Part No 511-VIPER011LSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	9In Stock	Cut Tape £1.87 £1.38 £1.26 £1.13 View Reel £1.04 £1.07 £1.04 £1.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %	850 uA	- 40 C	+ 150 C	120 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER011XSTR STMicroelectronics 1: £1.84 402In Stock	Mfr. Part No. VIPER011XSTR Mouser Part No 511-VIPER011XSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	402In Stock	Cut Tape £1.84 £1.70 £1.24 £1.11 Reel £0.969 View £1.05 £0.986 £0.978 £0.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	30 kHz	80 %	750 uA	- 40 C	+ 150 C	120 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER012LS STMicroelectronics 1: £0.676 2,500In Stock	Mfr. Part No. VIPER012LS Mouser Part No 511-VIPER012LS	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	2,500In Stock	£0.676 £0.485 £0.437 £0.385 View £0.36 £0.345 £0.34 £0.32 £0.306	Min.: 1 Mult.: 1	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %	850 uA	- 40 C	+ 150 C	240 mA	VIPER01	Tube
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER013HSTR STMicroelectronics 1: £0.818 1,715In Stock 10,000Expected 09/07/2027	Mfr. Part No. VIPER013HSTR Mouser Part No 511-VIPER013HSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	1,715In Stock 10,000Expected 09/07/2027	Cut Tape £0.818 £0.589 £0.531 £0.467 £0.451 Reel £0.433 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	120 kHz	80 %	1 mA	- 40 C	+ 150 C	360 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER013XSTR STMicroelectronics 1: £0.882 11In Stock 2,500Expected 29/01/2027	Mfr. Part No. VIPER013XSTR Mouser Part No 511-VIPER013XSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	11In Stock 2,500Expected 29/01/2027	Cut Tape £0.882 £0.629 £0.557 £0.491 Reel £0.409 View £0.461 £0.443 £0.432 £0.40 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	30 kHz	80 %	750 uA	- 40 C	+ 150 C	360 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters VIPer 800V Plus Fixed Freq 60kHz VIPER06LSTR STMicroelectronics 1: £0.766 39In Stock 2,500Expected 30/04/2027	Mfr. Part No. VIPER06LSTR Mouser Part No 511-VIPER06LSTR	STMicroelectronics	AC/DC Converters VIPer 800V Plus Fixed Freq 60kHz Learn More about STMicroelectronics stm viper06	Datasheet	39In Stock 2,500Expected 30/04/2027	Cut Tape £0.766 £0.553 £0.492 £0.433 View Reel £0.358 £0.405 £0.388 £0.375 £0.358 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSO-10	800 V	8 W	11.5 V	23.5 V	Buck, Flyback	Si	60 kHz	80 %	1.45 mA	- 40 C	+ 150 C		VIPER06	Reel, Cut Tape, MouseReel
AC/DC Converters VIPer 800V Plus Fixed Freq 30kHz VIPER06XSTR STMicroelectronics 1: £0.691 47In Stock 12,500On Order	Mfr. Part No. VIPER06XSTR Mouser Part No 511-VIPER06XSTR	STMicroelectronics	AC/DC Converters VIPer 800V Plus Fixed Freq 30kHz Learn More about STMicroelectronics stm viper06	Datasheet	47In Stock 12,500On Order On Order Ship Dates Mfr. No: VIPER06XSTR Stock: 47 Can Dispatch Immediately On Order: 2,500 Expected 12/11/2027 10,000 Expected 19/11/2027 Factory Lead Time: 48 Weeks	Cut Tape £0.691 £0.495 £0.443 £0.359 View Reel £0.313 £0.34 £0.328 £0.313 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSO-10	800 V	8 W	11.5 V	23.5 V	Buck, Flyback	Si	30 kHz	80 %	1.3 mA	- 40 C	+ 150 C		VIPER06	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter VIPER0PLD STMicroelectronics 1: £0.882 143In Stock	Mfr. Part No. VIPER0PLD Mouser Part No 511-VIPER0PLD	STMicroelectronics	AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter Learn More about STMicroelectronics stm viper0p high voltage converters	Datasheet	143In Stock	£0.882 £0.63 £0.567 £0.499 View £0.467 £0.448 £0.433 £0.407 £0.402	Min.: 1 Mult.: 1	SMD/SMT	SIOC-16 Narrow			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %		- 40 C	+ 150 C		VIPER0P	Tube
AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter VIPER0PLDTR STMicroelectronics 1: £0.969 233In Stock 17,500On Order	Mfr. Part No. VIPER0PLDTR Mouser Part No 511-VIPER0PLDTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Zero-power off-line high voltage converter Learn More about STMicroelectronics stm viper0p high voltage converters	Datasheet	233In Stock 17,500On Order On Order Ship Dates Mfr. No: VIPER0PLDTR Stock: 233 Can Dispatch Immediately On Order: 5,000 Expected 23/04/2027 12,500 Expected 23/07/2027 Factory Lead Time: 36 Weeks	Cut Tape £0.969 £0.701 £0.635 £0.56 View Reel £0.491 £0.526 £0.505 £0.494 £0.491 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SIOC-16 Narrow			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %		- 40 C	+ 150 C		VIPER0P	Reel, Cut Tape, MouseReel
AC/DC Converters Energy saving off-line high voltage converter VIPER113LSTR STMicroelectronics 1: £0.952 1,116In Stock	Mfr. Part No. VIPER113LSTR Mouser Part No 511-VIPER113LSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics stm viper11 hv converter	Datasheet	1,116In Stock	Cut Tape £0.952 £0.691 £0.626 £0.566 Reel £0.451 View £0.53 £0.509 £0.499 £0.443 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10		12 W	4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %	1.25 mA	- 40 C	+ 150 C		VIPER11	Reel, Cut Tape, MouseReel
AC/DC Converters Energy saving off-line high voltage converter VIPER114LSTR STMicroelectronics 1: £2.08 6In Stock 5,000On Order	Mfr. Part No. VIPER114LSTR Mouser Part No 511-VIPER114LSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics stm viper11 hv converter	Datasheet	6In Stock 5,000On Order On Order Ship Dates Mfr. No: VIPER114LSTR Stock: 6 Can Dispatch Immediately On Order: 2,500 Expected 23/04/2027 2,500 TBD Factory Lead Time: 36 Weeks	Cut Tape £2.08 £1.63 £1.41 £1.27 View Reel £1.09 £1.20 £1.17 £1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %	1.25 mA	- 40 C	+ 125 C		VIPER11	Reel, Cut Tape, MouseReel
AC/DC Converters Energy saving off-line high voltage converter VIPER114XSTR STMicroelectronics 1: £1.90 108In Stock 2,500Expected 08/10/2027	Mfr. Part No. VIPER114XSTR Mouser Part No 511-VIPER114XSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics stm viper11 hv converter	Datasheet	108In Stock 2,500Expected 08/10/2027	Cut Tape £1.90 £1.42 £1.30 £1.16 View Reel £0.943 £1.10 £1.06 £1.02 £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10					Buck, Buck-Boost, Flyback	Si	30 kHz		1.5 mA	- 40 C	+ 150 C		VIPER11	Reel, Cut Tape, MouseReel
AC/DC Converters Energy saving off-line high voltage converter VIPER115HSTR STMicroelectronics 1: £0.952 113In Stock 17,500On Order	Mfr. Part No. VIPER115HSTR Mouser Part No 511-VIPER115HSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics stm viper11 hv converter	Datasheet	113In Stock 17,500On Order On Order Ship Dates Mfr. No: VIPER115HSTR Stock: 113 Can Dispatch Immediately On Order: 7,500 Expected 06/08/2027 10,000 TBD Factory Lead Time: 40 Weeks	Cut Tape £0.952 £0.691 £0.626 £0.554 Reel £0.464 View £0.519 £0.498 £0.484 £0.452 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10		12 W	4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	120 kHz	80 %	1.5 mA	- 40 C	+ 150 C		VIPER11	Reel, Cut Tape, MouseReel
AC/DC Converters High voltage converter VIPER122LSTR STMicroelectronics 1: £0.818 839In Stock 2,500Expected 16/07/2027	Mfr. Part No. VIPER122LSTR Mouser Part No 511-VIPER122LSTR	STMicroelectronics	AC/DC Converters High voltage converter Learn More about STMicroelectronics stm viper122 converter	Datasheet	839In Stock 2,500Expected 16/07/2027	Cut Tape £0.818 £0.589 £0.533 £0.47 Reel £0.39 View £0.44 £0.43 £0.411 £0.382 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10			11.5 V	23.5 V	Buck, Flyback	Si	60 kHz	80 %	20 mA	- 40 C	+ 150 C		VIPER122	Reel, Cut Tape, MouseReel
AC/DC Converters Low Power OFF-Line SMPS Primary VIPER12ADIP-E STMicroelectronics 1: £1.18 121In Stock 2,000On Order	Mfr. Part No. VIPER12ADIP-E Mouser Part No 511-VIPER12ADIP-E	STMicroelectronics	AC/DC Converters Low Power OFF-Line SMPS Primary Learn More about STMicroelectronics stm standard products	Datasheet	121In Stock 2,000On Order	£1.18 £0.863 £0.73 £0.691 £0.567	Min.: 1 Mult.: 1	Through Hole	DIP-8	730 V	8 W	9 V	38 V		Si	60 kHz	16 %	4.5 mA	- 40 C	+ 150 C		VIPER12A-E	Tube
AC/DC Converters FIXED FREQ VIPER PLUS FAMILY VIPER16HD STMicroelectronics 1: £0.811 150In Stock 2,000On Order	Mfr. Part No. VIPER16HD Mouser Part No 511-VIPER16HD	STMicroelectronics	AC/DC Converters FIXED FREQ VIPER PLUS FAMILY Learn More about STMicroelectronics stm viper16hd high voltage converters	Datasheet	150In Stock 2,000On Order	£0.811 £0.581 £0.498 £0.462 View £0.42 £0.402 £0.388 £0.383 £0.374	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-16	800 V	9 W	11.5 V	23.5 V	Buck-Boost, Flyback	Si	115 kHz	80 %	1.5 mA	- 40 C	+ 150 C	420 mA	VIPER16	Tube
AC/DC Converters FIXED FREQ VIPER VIPER16HDTR STMicroelectronics 1: £1.42 153In Stock 7,500Expected 09/07/2027	Mfr. Part No. VIPER16HDTR Mouser Part No 511-VIPER16HDTR	STMicroelectronics	AC/DC Converters FIXED FREQ VIPER Learn More about STMicroelectronics stm viper16hd high voltage converters	Datasheet	153In Stock 7,500Expected 09/07/2027	Cut Tape £1.42 £1.05 £0.943 £0.841 View Reel £0.709 £0.773 £0.759 £0.709 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-Narrow-16	800 V	9 W	11.5 V	11.5 V	Buck-Boost, Flyback	Si	115 kHz	80 %	1.5 mA	- 40 C	+ 150 C	420 mA	VIPER16	Reel, Cut Tape, MouseReel