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VIPER37HD The STMicroelectronics VIPER37HD is an offline switch designed for flyback topology. It operates with an input voltage range of 8.5V to 23.5V and delivers up to 20W of power.
Mfr Part #:

VIPER37HD

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics VIPER37HD is an offline switch designed for flyback topology. It operates with an input voltage range of 8.5V to 23.5V and delivers up to 20W of power.
✓ Total Stock: 2,000 pcs
$ Price Range: $0.75

VIPER37HD Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Fe Components ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 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.

VIPER37HD 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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VIPER37HD Description

Short technical summary and product information.

The STMicroelectronics VIPER37HD is an integrated circuit designed for AC/DC conversion, specifically functioning as an offline switch for flyback power supplies. It features a surface mount 16-SOIC package and supports an input voltage range from 8.5V to 23.5V.

 

Key electrical specifications include an operating frequency of 115kHz and a duty cycle of 80%, enabling efficient power conversion up to 20W. The device is designed for isolated output applications. It operates within a wide temperature range of -40°C to 150°C (TJ).

 

This component is suitable for various power supply designs requiring a compact and efficient offline switching solution. Its surface mount package facilitates integration into printed circuit boards for automated assembly processes.

VIPER37HD Quick Information

Product Type: Offline Switch
Canonical Name: VIPER37HD Offline Switch
Subcategory: Offline Switches

VIPER37HD Compliance

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

VIPER37HD Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

VIPER37HD Features

  • Offline switch for flyback topology.
  • 20W power capability.
  • Wide input voltage range.
  • Surface mount 16-SOIC package.
  • Operates at 115kHz frequency.

VIPER37HD Applications

  • Used in offline power supplies.
  • Suitable for flyback converters.
  • Designed for isolated output applications.
  • Integration into compact designs.

VIPER37HD FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the VIPER37HD?

-40°C to 150°C (junction temperature).

What is the maximum duty cycle of the VIPER37HD?

80%.

What is the input voltage range for the VIPER37HD?

8.5V to 23.5V.

What is the switching frequency of the VIPER37HD?

115kHz.

What is the output power of the VIPER37HD?

20W.

What package does the VIPER37HD come in?

16-SOIC (0.154", 3.90mm Width) surface-mount package.

VIPER37HD Alternate Parts

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The STMicroelectronics VIPER27HDTR is an offline switch IC designed for flyback topology. It operates within an 8.5V to 23.5V voltage range and delivers up to 20W of power.
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