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VIPER27HN The STMicroelectronics VIPER27HN is a High Voltage DC/DC Controller designed for flyback topology. It operates with an input voltage range of 85-265V AC and provides an output voltage of up to 800V.
Mfr Part #:

VIPER27HN

Available from 3 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics VIPER27HN is a High Voltage DC/DC Controller designed for flyback topology. It operates with an input voltage range of 85-265V AC and provides an output voltage of up to 800V.
✓ Total Stock: 49,360 pcs
$ Price Range: $0.75

VIPER27HN 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
32,150 pcs
On Request
32150 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
15,654 pcs
On Request
15654 pcs On Request 1 On Request On Request 10+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,556 pcs
On Request
1556 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.

VIPER27HN Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Duty Cycle
Fault Protection
Frequency
Height
Internal Switch(s)
Length
Mounting Type
Number of Outputs
Operating Temperature
Output Isolation
Power (Watts)
Supplier Device Package
Topology
Voltage
Weight
Width
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VIPER27HN Description

Short technical summary and product information.

The STMicroelectronics VIPER27HN is a Power Management IC belonging to the AC DC Converters, Offline Switches category. This device is a High Voltage DC/DC Controller utilizing a flyback topology, suitable for applications requiring isolated power conversion.

 

Key electrical specifications include a maximum input voltage of 265V AC and a nominal operating supply voltage range of 8.5V to 23.5V. It can deliver up to 20W of power with a maximum output voltage of 800V and a maximum duty cycle of 80%. The operating frequency is rated at 115kHz, with a maximum of 127kHz. Fault protection features include over voltage, over temperature, and current limiting.

 

Mechanically, the VIPER27HN is housed in a 7-DIP package with through-hole mounting. Its dimensions are 3.3mm in height, 8.26mm in width, and 9.27mm in length. The operating temperature range is from -40°C to 150°C.

 

Environmental compliance includes RoHS3 compliance and a Moisture Sensitivity Level (MSL) of 1. The device is also specified as Lead Free.

VIPER27HN Quick Information

Product Type: AC DC Converter, Offline Switch
Series: VIPer™ plus
Canonical Name: VIPER27HN High Voltage DC/DC Controller
Subcategory: AC DC Converters, Offline Switches

VIPER27HN Compliance

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

VIPER27HN Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

VIPER27HN Features

  • High voltage DC/DC controller for flyback topology.
  • Supports 85-265V AC input voltage range.
  • Maximum output voltage of 800V.
  • 20W maximum power dissipation.
  • Through-hole mounted 7-DIP package.

VIPER27HN Applications

  • Offline power supply designs.
  • High voltage power conversion.
  • Consumer electronics power.
  • Industrial control systems.

VIPER27HN FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the VIPER27HN?

85V to 265V AC.

What is the output voltage of the VIPER27HN?

800V maximum.

What is the operating temperature range?

-40°C to 150°C.

What package is the VIPER27HN available in?

7-lead PDIP (8-DIP with 7 leads), through-hole mounting.

What topology does the VIPER27HN use?

Flyback.

What fault protection features are included?

Over voltage and over temperature protection.

What is the switching frequency?

Typical 115kHz, maximum 127kHz.

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