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VIPER22ASTR-E The STMicroelectronics VIPER22ASTR-E is an offline switch IC designed for flyback topology. It operates within an 8V to 38V voltage range and delivers up to 7W of power.
Mfr Part #:

VIPER22ASTR-E

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics VIPER22ASTR-E is an offline switch IC designed for flyback topology. It operates within an 8V to 38V voltage range and delivers up to 7W of power.
✓ Total Stock: 196,700 pcs
$ Price Range: $0.75

VIPER22ASTR-E Available from 3 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
195,500 pcs
On Request
195500 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
1,000 pcs
On Request
1000 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
200 pcs
On Request
200 pcs On Request 1 On Request On Request 18+ 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.

VIPER22ASTR-E Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Fault Protection
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Power (Watts)
Supplier Device Package
Topology
Voltage
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VIPER22ASTR-E Description

Short technical summary and product information.

The VIPER22ASTR-E from STMicroelectronics is an integrated circuit designed for AC/DC conversion, specifically functioning as an offline switch for flyback applications. This component operates within a wide voltage range of 8V to 38V, making it suitable for various power supply designs.

 

Key electrical characteristics include a maximum power output of 7W and an operating frequency of 60kHz. The device incorporates fault protection features such as current limiting, over-temperature protection, and over-voltage protection, enhancing system reliability. It also features an internal switch, simplifying circuit design.

 

Packaged in an 8-SOIC surface-mount form factor, the VIPER22ASTR-E is designed for ease of integration into printed circuit boards. Its operating temperature range is -40°C to 150°C (TC), ensuring performance in demanding environments. The isolated output design further contributes to its utility in power supply applications.

VIPER22ASTR-E Quick Information

Product Type: AC DC Converter, Offline Switch
Canonical Name: VIPER22ASTR-E Offline Switch
Subcategory: AC DC Converters

VIPER22ASTR-E Compliance

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

VIPER22ASTR-E Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

VIPER22ASTR-E Features

  • Offline switch IC for flyback topology.
  • Wide 8V to 38V operating voltage range.
  • 7W maximum power output.
  • Integrated fault protection features.
  • Surface mount 8-SOIC package.

VIPER22ASTR-E Applications

  • Suitable for AC/DC power supplies.
  • Designed for flyback converter circuits.
  • Enables isolated output designs.
  • Robust operation in harsh environments.

VIPER22ASTR-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the VIPER22ASTR-E?

The operating voltage range is 8V to 38V.

What package is the VIPER22ASTR-E available in?

It is available in an 8-SOIC surface mount package.

What is the operating temperature range?

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

What is the switching frequency?

The switching frequency is 60kHz.

What is the output power capability?

The device can deliver up to 7W.

What topology does the VIPER22ASTR-E use?

It uses flyback topology.

What fault protection features are included?

Fault protection includes current limiting, over-temperature, and over-voltage.

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