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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 Primary Switch OFF-line VIPER53EDIP-E STMicroelectronics 1: £4.58 5,469In Stock	Mfr. Part No. VIPER53EDIP-E Mouser Part No 511-VIPER53EDIP	STMicroelectronics	AC/DC Converters Primary Switch OFF-line	Datasheet	5,469In Stock	£4.58 £3.51 £3.17 £2.95 View £2.81 £2.72 £2.70 £2.49	Min.: 1 Mult.: 1	Through Hole	DIP-8		30 W	9.3 V	17 V	Flyback	Si			9 mA	- 40 C	+ 150 C	2.3 A	VIPER53E-E	Tube
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER013LSTR STMicroelectronics 1: £1.67 9,045In Stock	Mfr. Part No. VIPER013LSTR Mouser Part No 511-VIPER013LSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	9,045In Stock	Cut Tape £1.67 £1.24 £1.13 £1.00 Reel £0.803 View £0.952 £0.925 £0.908 £0.78 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	360 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters FIXED FREQ VIPER VIPER16LD STMicroelectronics 1: £1.82 1,799In Stock	Mfr. Part No. VIPER16LD Mouser Part No 511-VIPER16LD	STMicroelectronics	AC/DC Converters FIXED FREQ VIPER Learn More about STMicroelectronics stm viper16hd high voltage converters	Datasheet	1,799In Stock	£1.82 £1.36 £1.17 £1.11 View £1.05 £1.01 £0.899	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-16	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 Converter 800 V PWM Cntrl VIPER17LDTR STMicroelectronics 1: £0.548 3,203In Stock	Mfr. Part No. VIPER17LDTR Mouser Part No 511-VIPER17LDTR	STMicroelectronics	AC/DC Converters Off-Line Converter 800 V PWM Cntrl Learn More about STMicroelectronics stm viper17 switching regulators	Datasheet	3,203In Stock	Cut Tape £0.548 £0.434 £0.322 Reel £0.322 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SIOC-16 Narrow	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	Reel, Cut Tape, MouseReel
AC/DC Converters High voltage converter VIPER222XSTR STMicroelectronics 1: £0.78 2,937In Stock	Mfr. Part No. VIPER222XSTR Mouser Part No 511-VIPER222XSTR	STMicroelectronics	AC/DC Converters High voltage converter Learn More about STMicroelectronics stmicro viper222 converters	Datasheet	2,937In Stock	Cut Tape £0.78 £0.564 £0.509 £0.449 View Reel £0.363 £0.421 £0.402 £0.392 £0.363 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10		11 W	4.5 V	30 V	Buck, Flyback	Si	30 kHz	80 %	1.3 mA	- 40 C	+ 150 C		VIPER222	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER012HSTR STMicroelectronics 1: £1.84 4,094In Stock	Mfr. Part No. VIPER012HSTR Mouser Part No 511-VIPER012HSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	4,094In Stock	Cut Tape £1.84 £1.37 £1.26 £1.12 View Reel £0.934 £1.06 £1.03 £0.995 £0.934 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	240 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER012XSTR STMicroelectronics 1: £1.39 2,343In Stock	Mfr. Part No. VIPER012XSTR Mouser Part No 511-VIPER012XSTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert Learn More about STMicroelectronics viper01 converters	Datasheet	2,343In Stock	Cut Tape £1.39 £1.07 £0.934 £0.834 Reel £0.728 View £0.78 £0.748 £0.746 £0.712 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	240 mA	VIPER01	Reel, Cut Tape, MouseReel
AC/DC Converters Enhanced High Volt Res CTRL 600V L6699D STMicroelectronics 1: £3.55 1,291In Stock	Mfr. Part No. L6699D Mouser Part No 511-L6699D	STMicroelectronics	AC/DC Converters Enhanced High Volt Res CTRL 600V	Datasheet	1,291In Stock	£3.55 £2.69 £2.34 £2.23 View £2.12 £2.08 £1.91	Min.: 1 Mult.: 1	SMD/SMT	SOIC-16	13.3 V		8.85 V	16 V		Si	235 kHz	50 %	3 mA	- 25 C	+ 125 C	800 mA	L6699	Tube
AC/DC Converters VIPerPlus family: Low voltage energy saving fixed frequency high voltage convert VIPER011LS STMicroelectronics 1: £1.82 2,197In 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	2,197In Stock	£1.82 £1.35 £1.23 £1.10 View £1.03 £1.00 £0.969 £0.943 £0.89	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	120 mA	VIPER01	Tube
AC/DC Converters Low Power OFF-Line SMPS Primary Switchr VIPER22AS-E STMicroelectronics 1: £2.07 1,214In Stock	Mfr. Part No. VIPER22AS-E Mouser Part No 511-VIPER22AS-E	STMicroelectronics	AC/DC Converters Low Power OFF-Line SMPS Primary Switchr	Datasheet	1,214In Stock	£2.07 £1.54 £1.41 £1.26 View £1.20 £1.16 £1.11 £1.07 £1.05	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	730 V	7 W	9 V	38 V		Si	60 kHz	16 %	4.5 mA	- 40 C	+ 150 C	700 mA	VIPER22AS-E	Tube
AC/DC Converters Offline PWM controller for low standby adapters STCH03TR STMicroelectronics 1: £1.20 3,292In Stock	Mfr. Part No. STCH03TR Mouser Part No 511-STCH03TR	STMicroelectronics	AC/DC Converters Offline PWM controller for low standby adapters Learn More about STMicroelectronics stm stch02 controllers	Datasheet	3,292In Stock	Cut Tape £1.20 £0.882 £0.796 £0.703 Reel £0.571 View £0.661 £0.636 £0.63 £0.566	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-8	13 V		11.5 V	23 V	Flyback, PWM	Si	167 kHz	50 %	2.5 mA	- 25 C	+ 125 C		STCH03	Reel, Cut Tape
AC/DC Converters Offline high voltage converters VIPER28HDTR STMicroelectronics 1: £1.19 2,200In Stock	Mfr. Part No. VIPER28HDTR Mouser Part No 511-VIPER28HDTR	STMicroelectronics	AC/DC Converters Offline high voltage converters Learn More about STMicroelectronics stm viper28 high voltage converters	Datasheet	2,200In Stock	Cut Tape £1.19 £0.986 £0.925 £0.863 View Reel £0.826 £0.841 £0.834 £0.826 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-Narrow-16	800 V	20 W	8.5 V	23.5 V	Flyback	Si	115 kHz	80 %	2.5 mA	- 25 C	+ 125 C	1.2 A	VIPER28	Reel, Cut Tape, MouseReel
AC/DC Converters Energy Saving Off-line High Voltage Converter VIPER319HDTR STMicroelectronics 1: £1.04 2,286In Stock	Mfr. Part No. VIPER319HDTR Mouser Part No 511-VIPER319HDTR	STMicroelectronics	AC/DC Converters Energy Saving Off-line High Voltage Converter Learn More about STMicroelectronics stm viper31 high voltage converter	Datasheet	2,286In Stock	Cut Tape £1.04 £0.759 £0.683 £0.604 Reel £0.507 View £0.567 £0.545 £0.525 £0.496 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SO-Narrow-16	15 V		4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	132 kHz	80 %	1.25 mA	- 40 C	+ 150 C	1.2 A	VIPER31	Reel, Cut Tape, MouseReel
AC/DC Converters VIPerPlus family: Quasi-resonant high performance off line high voltage converte VIPER35HD STMicroelectronics 1: £2.23 1,344In Stock	Mfr. Part No. VIPER35HD Mouser Part No 511-VIPER35HD	STMicroelectronics	AC/DC Converters VIPerPlus family: Quasi-resonant high performance off line high voltage converte Learn More about STMicroelectronics stm viper35 high voltage converters	Datasheet	1,344In Stock	£2.23 £1.67 £1.42 £1.37 View £1.30 £1.26 £1.15	Min.: 1 Mult.: 1	SMD/SMT	SIOC-16 Narrow	800 V	22 W	8.5 V	23.5 V	Flyback	Si	225 kHz		2 mA	- 40 C	+ 150 C		VIPER35	Tube
AC/DC Converters VIPer Plus 800V Fixed freq 60 kHz VIPER26LD STMicroelectronics 1: £1.84 1,955In Stock	Mfr. Part No. VIPER26LD Mouser Part No 511-VIPER26LD	STMicroelectronics	AC/DC Converters VIPer Plus 800V Fixed freq 60 kHz Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	1,955In Stock	£1.84 £1.37 £1.15 £1.12 View £1.06 £1.02 £0.986 £0.943 £0.934	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-16	800 V	18 W	11.5 V	23.5 V		Si	60 kHz	80 %	2.5 mA	- 40 C	+ 150 C		VIPER26	Tube
AC/DC Converters SMPS Primary I.C. Low Power Switcher VIPER28HN STMicroelectronics 1: £2.12 1,888In Stock	Mfr. Part No. VIPER28HN Mouser Part No 511-VIPER28HN	STMicroelectronics	AC/DC Converters SMPS Primary I.C. Low Power Switcher Learn More about STMicroelectronics stm viper28 high voltage converters	Datasheet	1,888In Stock	£2.12 £1.58 £1.34 £1.31 View £1.23 £1.20 £1.15 £1.10 £1.07	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V	20 W	8.5 V	23.5 V	Flyback	Si	115 kHz	80 %	2.5 mA	- 25 C	+ 125 C	1.2 A	VIPER28	Tube
AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter VIPER38LDTR STMicroelectronics 1: £1.54 2,480In Stock	Mfr. Part No. VIPER38LDTR Mouser Part No 511-VIPER38LDTR	STMicroelectronics	AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter Learn More about STMicroelectronics stm viper38 high voltage converters	Datasheet	2,480In Stock	Cut Tape £1.54 £1.14 £1.04 £0.925 Reel £0.759 View £0.871 £0.841 £0.811 £0.748 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SOIC-Narrow-16	800 V	18 W	8.5 V	23.5 V	Flyback	Si	60 kHz	80 %	2.5 mA	- 40 C	+ 150 C		VIPER38	Reel, Cut Tape, MouseReel
AC/DC Converters Offline PWM controller for low standby adapters STCH03 STMicroelectronics 1: £1.89 1,209In Stock	Mfr. Part No. STCH03 Mouser Part No 511-STCH03	STMicroelectronics	AC/DC Converters Offline PWM controller for low standby adapters Learn More about STMicroelectronics stm stch02 controllers	Datasheet	1,209In Stock	£1.89 £1.59 £1.52 £1.43 View £1.39 £1.37 £1.35 £1.32	Min.: 1 Mult.: 1	SMD/SMT	SOIC-8	13 V		11.5 V	23 V	Flyback, PWM	Si	167 kHz	50 %	2.5 mA	- 25 C	+ 125 C		STCH03	Tube
AC/DC Converters VIPer 800V Plus Fixed Freq 115kHz VIPER06HN STMicroelectronics 1: £1.90 10,216In Stock	Mfr. Part No. VIPER06HN Mouser Part No 511-VIPER06HN	STMicroelectronics	AC/DC Converters VIPer 800V Plus Fixed Freq 115kHz Learn More about STMicroelectronics stm viper06	Datasheet	10,216In Stock	£1.90 £1.42 £1.23 £1.16 View £1.10 £1.06 £1.01 £0.986 £0.96	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V	8 W	11.5 V	23.5 V	Buck, Flyback	Si	115 kHz	80 %	1.6 mA	- 40 C	+ 150 C		VIPER06	Tube
AC/DC Converters Fixed VIPer Plus 800V 60kHz 30mW VIPER06LS STMicroelectronics 1: £1.44 8,299In Stock	Mfr. Part No. VIPER06LS Mouser Part No 511-VIPER06LS	STMicroelectronics	AC/DC Converters Fixed VIPer Plus 800V 60kHz 30mW Learn More about STMicroelectronics stm viper06	Datasheet	8,299In Stock	£1.44 £1.07 £0.969 £0.863 View £0.803 £0.78 £0.759 £0.728 £0.662	Min.: 1 Mult.: 1	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	Tube
AC/DC Converters 115 kHz Fixed Freq Viper Plus VIPER16HN STMicroelectronics 1: £0.803 5,446In Stock	Mfr. Part No. VIPER16HN Mouser Part No 511-VIPER16HN	STMicroelectronics	AC/DC Converters 115 kHz Fixed Freq Viper Plus Learn More about STMicroelectronics stm viper16hd high voltage converters	Datasheet	5,446In Stock	£0.803 £0.581 £0.462 £0.443 View £0.43 £0.415 £0.40 £0.386 £0.376	Min.: 1 Mult.: 1	Through Hole	DIP-7	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	Tube
AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac VIPER37HE STMicroelectronics 1: £1.57 5In Stock 2,000Expected 23/04/2027	Mfr. Part No. VIPER37HE Mouser Part No 511-VIPER37HE	STMicroelectronics	AC/DC Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac Learn More about STMicroelectronics stm viper37 offline converters	Datasheet	5In Stock 2,000Expected 23/04/2027	£1.57 £1.16 £1.10 £0.986 View £0.943 £0.899 £0.871 £0.834	Min.: 1 Mult.: 1	Through Hole	SDIP-10	800 V	18 W	8.5 V	23.5 V	Flyback	Si	115 kHz	80 %	3.5 mA	- 40 C	+ 150 C		VIPER37	Tube
AC/DC Converters VIPerPlus family: Peak power fixed frequency off line high voltage converter VIPER28LD STMicroelectronics 1: £0.826 547In Stock	Mfr. Part No. VIPER28LD Mouser Part No 511-VIPER28LD	STMicroelectronics	AC/DC Converters VIPerPlus family: Peak power fixed frequency off line high voltage converter Learn More about STMicroelectronics stm viper28 high voltage converters	Datasheet	547In Stock	£0.826 £0.589 £0.531 £0.467 View £0.437 £0.418 £0.405 £0.378 £0.376	Min.: 1 Mult.: 1	SMD/SMT	SOIC-Narrow-16	800 V	20 W	8.5 V	23.5 V	Flyback	Si	60 kHz	80 %	2.5 mA	- 25 C	+ 125 C	1.2 A	VIPER28	Tube
AC/DC Converters Energy saving off-line high voltage converter VIPER013BLSTR STMicroelectronics 1: £0.563 2,045In Stock	Mfr. Part No. VIPER013BLSTR Mouser Part No 511-VIPER013BLSTR	STMicroelectronics	AC/DC Converters Energy saving off-line high voltage converter Learn More about STMicroelectronics viper01 converters	Datasheet	2,045In Stock	Cut Tape £0.563 £0.424 £0.396 £0.368 View Reel £0.351 £0.354 £0.352 £0.351 £0.351 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	SSOP-10	5 V	7 W	4.5 V	30 V	Buck, Buck-Boost, Flyback	Si	60 kHz	80 %	850 uA	- 40 C	+ 125 C		VIPER01B	Reel, Cut Tape, MouseReel
AC/DC Converters Off-Line High Volt Regulator VIPER17HN STMicroelectronics 1: £0.803 1,923In Stock	Mfr. Part No. VIPER17HN Mouser Part No 511-VIPER17HN	STMicroelectronics	AC/DC Converters Off-Line High Volt Regulator Learn More about STMicroelectronics stm viper17 switching regulators	Datasheet	1,923In Stock	£0.803 £0.581 £0.491 £0.463 View £0.432 £0.415 £0.40 £0.384 £0.375	Min.: 1 Mult.: 1	Through Hole	DIP-7	800 V	9 W	8.5 V	23.5 V	Flyback	Si	115 kHz	80 %	1.8 mA	- 40 C	+ 150 C	420 mA	VIPER17	Tube