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VIPER27LN The STMicroelectronics VIPER27LN is an offline switch IC designed for flyback topology. It operates with an 800V breakdown voltage and delivers up to 20W of power.
Mfr Part #:

VIPER27LN

Available from 2 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics VIPER27LN is an offline switch IC designed for flyback topology. It operates with an 800V breakdown voltage and delivers up to 20W of power.
✓ Total Stock: 7,127 pcs
$ Price Range: $0.75

VIPER27LN Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
7,000 pcs
On Request
7000 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
127 pcs
On Request
127 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

VIPER27LN Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Duty Cycle
Fault Protection
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Power (Watts)
Supplier Device Package
Topology
Voltage
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VIPER27LN Description

Short technical summary and product information.

The STMicroelectronics VIPER27LN is an integrated circuit designed for offline flyback converter applications. It features a high breakdown voltage of 800V and an internal switch, simplifying power supply designs.

 

This IC operates within a supply voltage range of 8.5V to 23.5V with a duty cycle of 80% and a switching frequency of 60kHz. It provides up to 20W of power output and includes fault protection for current limiting, over temperature, and over voltage conditions. The operating temperature range is -40°C to 150°C (TJ).

 

The VIPER27LN is housed in an 8-DIP package with through-hole mounting. Its isolated output and flyback topology make it suitable for various AC-DC conversion needs. The device is specified with RoHS3 compliance.

 

This component is part of the VIPer™ plus series, offering a robust solution for power management applications requiring reliable offline conversion.

VIPER27LN Quick Information

Product Type: Power Management IC
Series: VIPer™ plus
Canonical Name: Offline Flyback Converter IC
Subcategory: AC DC Converters, Offline Switches

VIPER27LN Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

VIPER27LN Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

VIPER27LN Features

  • 800V breakdown voltage for offline conversion.
  • Integrated 20W flyback converter.
  • Wide operating temperature range.
  • Through-hole 7-DIP package.
  • Built-in fault protection features.

VIPER27LN Applications

  • Ideal for isolated AC-DC power supplies.
  • Used in offline flyback converter designs.
  • Suitable for industrial power management systems.
  • Applicable in consumer electronics power adapters.

VIPER27LN FAQs

5 frequently asked questions generated from this part’s specifications.
What is the breakdown voltage of the VIPER27LN?

The breakdown voltage is 800V.

What is the power output of the VIPER27LN IC?

The power output is 20W.

What is the operating temperature range for the VIPER27LN?

The operating temperature range is -40°C to 150°C (TJ).

What type of topology does the VIPER27LN use?

The VIPER27LN uses a Flyback topology.

What is the package type for the VIPER27LN?

The package type is 8-DIP (0.300", 7.62mm), 7 Leads.

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