VIPER114LSTR The STMicroelectronics VIPER114LSTR is an AC DC converter and offline switch with a voltage range of 4.5V to 30V and a power rating of 12W. It operates at 60kHz with an 80% duty cycle.
Mfr Part #:

VIPER114LSTR

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics VIPER114LSTR is an AC DC converter and offline switch with a voltage range of 4.5V to 30V and a power rating of 12W. It operates at 60kHz with an 80% duty cycle.
✓ Total Stock: 12,500 pcs
$ Price Range: $0.75

VIPER114LSTR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
12,500 pcs
12500 pcs On Request 1 On Request On Request On Request On Request On Request

VIPER114LSTR Specifications Quick View

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

VIPER114LSTR Description

Short technical summary and product information.

The STMicroelectronics VIPER114LSTR is an integrated circuit designed for AC to DC conversion and offline switching applications. It operates within a voltage range of 4.5V to 30V and can handle up to 12W of power.

 

Key electrical characteristics include a frequency of 60kHz and a duty cycle of 80%. The device features Soft Start for controlled power-up and includes fault protection for over load and over voltage conditions. It integrates a switch internally, simplifying circuit design.

 

This component is housed in a 10-SSOP package and is designed for surface mount applications. The operating temperature range is from -40°C to 150°C (TJ). The topology supports Buck, Buck-Boost, and Flyback configurations, offering flexibility in power supply design. The output is non-isolated.

VIPER114LSTR Quick Information

Product Type: AC DC Converters, Offline Switches
Canonical Name: VIPER114LSTR Offline Switch IC
Subcategory: Power Management ICs

VIPER114LSTR Compliance

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

VIPER114LSTR Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

VIPER114LSTR Features

  • AC DC converter and offline switch.
  • Operates from 4.5V to 30V.
  • 12W maximum power output.
  • 60kHz switching frequency.
  • Surface mount 10-SSOP package.

VIPER114LSTR Applications

  • AC-DC power supply for home appliances
  • 12W offline buck converter design
  • Flyback power supply with overload protection
  • Battery charger with soft start feature
  • Auxiliary power supply in industrial equipment

VIPER114LSTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the VIPER114LSTR?

-40°C to 150°C (junction).

What is the operating voltage range?

4.5V to 30V.

What package is the VIPER114LSTR available in?

10-SSOP or 10-SOP (0.154", 3.90mm Width).

What is the switching frequency of the VIPER114LSTR?

60kHz.

What topologies does the VIPER114LSTR support?

Buck, buck-boost, and flyback.

What fault protection features are included?

Overload and overvoltage protection.

Does the VIPER114LSTR have an internal switch?

Yes.

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