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VIPER26 Fixed Frequency Switching Converters

STMicroelectronics VIPER26 Fixed Frequency Off-Line Converters feature an 800V avalanche ruggedness power section, a PWM controller, user-defined overcurrent limit, and protection against feedback network disconnection. STMicroelectronics VIPER26 Fixed Frequency Off-Line Converters also offer hysteric thermal protection, soft start-up, and safe auto restart after any fault condition.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Mounting Style	Package/Case	Output Voltage	Output Power	Supply Voltage - Min	Supply Voltage - Max	Technology	Switching Frequency	Duty Cycle - Max	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
	AC/DC Converters VIPer Plus 800V Fixed freq 60 kHz VIPER26LD STMicroelectronics 1: €2.13 1,990In 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	1,990In Stock	€2.13 €1.58 €1.43 €1.29 View €1.21 €1.18 €1.13 €1.10 €1.07	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 VIPer Plus 800V Fixed freq 60 kHz VIPER26LN STMicroelectronics 1: €1.09 1,391In Stock	Mfr. Part No. VIPER26LN Mouser Part No 511-VIPER26LN	STMicroelectronics	AC/DC Converters VIPer Plus 800V Fixed freq 60 kHz Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	1,391In Stock	€1.09 €0.791 €0.691 €0.633 View €0.593 €0.569 €0.544 €0.494	Min.: 1 Mult.: 1			Through Hole	DIP-7	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 VIPer Plus 800V Fixed freq 115 kHz VIPER26HN STMicroelectronics 1: €1.04 2,000In Stock 8,000On Order	Mfr. Part No. VIPER26HN Mouser Part No 511-VIPER26HN	STMicroelectronics	AC/DC Converters VIPer Plus 800V Fixed freq 115 kHz Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	2,000In Stock 8,000On Order On Order Ship Dates Mfr. No: VIPER26HN Stock: 2,000 Can Dispatch Immediately On Order: 2,000 Expected 26/10/2026 6,000 Expected 08/06/2027 Factory Lead Time: 36 Weeks	€1.04 €0.753 €0.638 €0.615 €0.578	Min.: 1 Mult.: 1			Through Hole	DIP-7	800 V	18 W	11.5 V	23.5 V	Si	115 kHz	80 %	3.5 mA	- 40 C	+ 150 C	VIPER26	Tube
	AC/DC Converters 800V Fixed Freq VIPer plus PWM VIPER26HDTR STMicroelectronics 1: €1.02 70,000On Order	Mfr. Part No. VIPER26HDTR Mouser Part No 511-VIPER26HDTR	STMicroelectronics	AC/DC Converters 800V Fixed Freq VIPer plus PWM Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	70,000On Order On Order Ship Dates Mfr. No: VIPER26HDTR Stock: 0 On Order: 10,000 Expected 29/01/2027 10,000 Expected 07/05/2027 17,500 Expected 14/05/2027 32,500 Expected 21/05/2027 Factory Lead Time: 46 Weeks	Cut Tape €1.02 €0.794 €0.666 €0.587 View Reel €0.494 €0.55 €0.528 €0.517 €0.494 MouseReel Available	Min.: 1 Mult.: 1 : 2,500				SOIC-Narrow-16	800 V	18 W	11.5 V	23.5 V	Si	115 kHz		3.5 mA	- 40 C	+ 150 C	VIPER26	Reel, Cut Tape, MouseReel
	AC/DC Converters VIPer Plus 800V Fixed freq 115 kHz VIPER26HD STMicroelectronics 1: €1.04 15,985Expected 14/11/2026	Mfr. Part No. VIPER26HD Mouser Part No 511-VIPER26HD	STMicroelectronics	AC/DC Converters VIPer Plus 800V Fixed freq 115 kHz Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	15,985Expected 14/11/2026	€1.04 €0.751 €0.658 €0.60 View €0.568 €0.551 €0.532 €0.52 €0.489	Min.: 1 Mult.: 1			SMD/SMT	SOIC-Narrow-16	800 V	18 W	11.5 V	23.5 V	Si	115 kHz	80 %	3.5 mA	- 40 C	+ 150 C	VIPER26	Tube
	AC/DC Converters 800V Fixed Freq VIPer plus PWM VIPER26LDTR STMicroelectronics 1: €1.02 5,000On Order	Mfr. Part No. VIPER26LDTR Mouser Part No 511-VIPER26LDTR	STMicroelectronics	AC/DC Converters 800V Fixed Freq VIPer plus PWM Learn More about STMicroelectronics stm viper26 switching converters	Datasheet	5,000On Order On Order Ship Dates Mfr. No: VIPER26LDTR Stock: 0 On Order: 2,500 Expected 29/01/2027 2,500 Expected 12/03/2027 Factory Lead Time: 43 Weeks	Cut Tape €1.02 €0.734 €0.662 €0.585 View Reel €0.481 €0.544 €0.521 €0.504 €0.481 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			SMD/SMT	SOIC-Narrow-16	800 V	18 W	11.5 V	23.5 V	Si	115 kHz	80 %	3.5 mA	- 40 C	+ 150 C	VIPER26	Reel, Cut Tape, MouseReel