VIPER27LN AC-DC Converters by STMicroelectronics

VIPerPlus family: Fixed frequency 12W high performance off line high voltage converter

Status: Active
Series: VIPER27
RoHS: Compliant
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The device is an off-line converter with an 800 V rugged power section, a PWM control, two levels of over-current protection, overvoltage and overload protections, hysteretic thermal protection, soft-start and safe auto-restart after any fault condition removal. Burst mode operation and device very low consumption help to meet the standby energy saving regulations. Advance frequency jittering reduces EMI filter cost. Brown-out function protects the switch mode power supply when the rectified input voltage level is below the normal minimum level specified for the system. The high voltage start-up circuit is embedded in the device.

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Features

800 V avalanche rugged power section
PWM operation with frequency jittering for low EMI
Operating frequency: 60 kHz for L type 115 kHz for H type
60 kHz for L type
115 kHz for H type
Standby power < 50 mW at 265 Vac
Limiting current with adjustable set point
Adjustable and accurate overvoltage protection
On-board soft-start
Safe auto-restart after a fault condition
Hysteretic thermal shutdown

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Frequently Asked Questions

Where can I find additional details, specifications and documents for a VIPER27LN?

Additional datasheets, footprints and schematics for VIPER27LN are listed on our Part Details page. You can also find images and similar parts to VIPER27LN on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for VIPER27LN on our Product Comparison page. Access via the 'View Pricing & Stock' button to view VIPER27LN price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does VIPER27LN fall under?

The VIPER27LN is listed under Power Management > AC-DC Converters > High Voltage Converters > VIPerPlus.

Can I view similar or alternative parts?

You can view similar parts to VIPER27LN when available in the VIPerPlus range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the VIPER27LN you can contact the distributor directly for product support, shipping queries etc.

Is the VIPER27LN RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for VIPER27LN have stock available?

There is no stock from authorised distributors for VIPER27LN.

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