Mfr Part #:

VIPER12AS-E

The STMicroelectronics VIPER12AS-E is an integrated circuit designed for AC DC conversion and offline switching applications. It operates within a voltage range of 9V to 38V and delivers up to 8W of power.

✓ Total Stock: 3,438 pcs

$ Price Range: $0.75

VIPER12AS-E 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	1,800 pcs On Request	1800 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	1,638 pcs On Request	1638 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

VIPER12AS-E Description

Short technical summary and product information.

The VIPER12AS-E from STMicroelectronics is an AC DC converter and offline switch IC housed in an 8-SOIC package. This component is designed for efficient power conversion, operating with an input voltage range of 9V to 38V and capable of delivering up to 8W of power. It features an internal switch and provides fault protection including current limiting, over-temperature, and over-voltage protection.

The device operates at a frequency of 60kHz and is suitable for surface mount applications. Its non-isolated output configuration simplifies circuit design in various power supply applications. The operating temperature range is from -40°C to 150°C (TC), ensuring reliability in demanding environments.

This offline switch is a key component for designers looking to implement compact and efficient power supplies. Its integrated features reduce component count and simplify board layout, making it a practical choice for many electronic designs.

VIPER12AS-E Quick Information

Product Type: AC DC Converter, Offline Switch

Canonical Name: VIPER12AS-E AC DC Converter, Offline Switch

Subcategory: Offline Switches

VIPER12AS-E Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

VIPER12AS-E Estimated Pricing

Qty	Low	High
1+	$0.75	$0.75

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

VIPER12AS-E Features

Integrated offline switch IC.
Wide 9V to 38V operating voltage.
Up to 8W power output.
60kHz switching frequency.
Surface mount 8-SOIC package.

VIPER12AS-E Applications

Used in AC DC power supplies.
Suitable for offline switching designs.
Ideal for compact power solutions.
Applications requiring fault protection.

VIPER12AS-E FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating voltage range of the VIPER12AS-E?

9V to 38V.

What is the operating temperature range of the VIPER12AS-E?

-40°C to 150°C (TC).

What package is the VIPER12AS-E available in?

8-SOIC (0.154", 3.90mm Width).

What is the switching frequency of the VIPER12AS-E?

60kHz.

What is the power rating of the VIPER12AS-E?

8W.

What fault protection features does the VIPER12AS-E include?

Current Limiting, Over Temperature, Over Voltage.

Is the output of the VIPER12AS-E isolated?

Non-Isolated.

VIPER12AS-E Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.

View All Alternate Parts

VIPER12ASTR-E

STMicroelectronics

The STMicroelectronics VIPER12ASTR-E is an offline switch IC designed for AC DC conversion. It operates within a voltage range of 9V to 38V and features a power rating of 8W.

View Part

VIPER12AS