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VIPER27HDTR

In Stock 12700 pcs Reference Price(In US Dollars)
1+
$0.5211
Manufacturer Part Number:
VIPER27HDTR
Manufacturer / Brand
STMicroelectronics
Part of Description:
IC OFFLINE SWITCH FLYBACK 16SO
Datasheets:
VIPER27HDTR(1).pdfVIPER27HDTR(2).pdfVIPER27HDTR(3).pdfVIPER27HDTR(4).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 12700 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number VIPER27HDTR
Manufacturer / Brand STMicroelectronics
Stock Quantity 12700 pcs Stock
Category Integrated Circuits (ICs) > Power Management (PMIC) - AC DC Converters, Offline Switchers
Description IC OFFLINE SWITCH FLYBACK 16SO
Lead Free Status / RoHS Status: ROHS3 Compliant
RFQ VIPER27HDTR Datasheets VIPER27HDTR Details PDF
VIPER27HDTR Details PDF for KR.pdf
VIPER27HDTR Details PDF for IT.pdf
VIPER27HDTR Details PDF for ES.pdf
VIPER27HDTR Details PDF for DE.pdf
VIPER27HDTR Details PDF for FR.pdf
Voltage - Supply (Vcc/Vdd) 8.5V ~ 23.5V
Voltage - Start Up 14 V
Voltage - Breakdown 800V
Topology Flyback
Supplier Device Package 16-SO
Series VIPer™ plus
Power (Watts) 20 W
Package / Case 16-SOIC (0.154', 3.90mm Width)
Package Tape & Reel (TR)
Output Isolation Isolated
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Internal Switch(s) Yes
Frequency - Switching 115kHz
Fault Protection Current Limiting, Over Temperature, Over Voltage
Duty Cycle 80%
Control Features -
Base Product Number VIPER27

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges: (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


VIPER27HDTR Product Details:

The VIPER27HDTR is a high-performance integrated circuit (IC) designed by STMicroelectronics for offline flyback converter applications. Classified as a PMIC (Power Management Integrated Circuit) - AC DC Converter and Offline Switcher, this device addresses the design challenges of high-voltage power supply and energy-efficient power conversion.

Key features of the VIPER27HDTR include:

- Flyback topology with a switching frequency of 115 kHz, enabling efficient power conversion

- Wide input voltage range of 8.5 V to 23.5 V, making it suitable for a variety of applications

- High voltage breakdown of 800 V, providing robustness and reliability

- Maximum output power of 20 W, suitable for a range of low to medium power applications

- Isolated output, allowing for safe and flexible system design

- Startup voltage of 14 V, ensuring reliable operation

- Duty cycle up to 80%, optimizing power transfer

- Internal power switch, simplifying the overall circuit design

- Comprehensive fault protection mechanisms, including current limiting, over-temperature, and over-voltage protection

The VIPER27HDTR is well-suited for a wide range of applications, including power supplies for consumer electronics, industrial equipment, LED lighting, and other devices that require efficient and reliable offline power conversion. Its compact 16-SOIC (Small Outline Integrated Circuit) package and surface-mount design make it easy to integrate into various electronic systems.

Equivalent or alternative models to the VIPER27HDTR include the VIPER26HD and VIPER26HSD from STMicroelectronics, which offer similar functionality and performance characteristics, catering to different power requirements and design considerations.

VIPER27HDTR Key Technical Attributes

Integrated Circuit (IC) - PMIC - AC DC Converters, Offline Switchers

Lead Free / RoHS Compliant

SOP-16 Package

VIPER27HDTR Packing Size

Type: Digi-Reel

Material: Semiconductor

Size: 16-SOIC (0.154", 3.90mm Width)

Pin Configuration: 16-SO

Thermal Characteristics: Operating Temperature -40°C ~ 150°C

Electrical Properties: Voltage - Supply 8.5V ~ 23.5V, Voltage - Breakdown 800V, Power 20 Watts

VIPER27HDTR Application

Used in electronic power management, suitable for converting AC to DC power in various electronic applications, including power supplies, smart home appliances, and industrial systems.

VIPER27HDTR Features

The VIPER27HDTR features an offline flyback topology with an operating frequency of 115kHz ensuring efficient power conversion. This model supports a wide input voltage range of 8.5V to 23.5V, facilitating its use in diverse electrical setups. This IC comes equipped with internal switches and is capable of delivering isolated outputs to ensure safe operation across connected components. It protects against current overloads, over-temperature, and over-voltage scenarios, thereby enhancing the product's reliability and durability in harsh environments.

VIPER27HDTR Quality and Safety Features

This product adheres to the highest standards of quality with a Moisture Sensitivity Level (MSL) of 3 (168 Hours). It also includes multiple built-in fault protection features such as current limiting, over temperature, and over voltage protection ensuring a safe operation and longevity of the IC and connected components.

VIPER27HDTR Compatibility

The VIPER27HDTR is designed in a 16-SOIC package making it compatible with standard surface mount technology for easy integration into various electronic systems.

VIPER27HDTR Datasheet PDF

Our website boasts the most authoritative datasheet for the VIPER27HDTR. We recommend that customers download it directly from the current page to ensure access to accurate and detailed information.

Quality Distributor

IC-Components is recognized as a premium distributor of STMicroelectronics products. We emphasize the reliability and quality of the VIPER27HDTR and encourage our customers to get a quote directly on our website. Take advantage of our competitive pricing and excellent customer service today!

Frequently Asked Questions

What are the power supply requirements I need to consider when using the VIPER27HDTR in my design?
When integrating the VIPER27HDTR, ensure your supply voltage (Vcc) is maintained between 8.5 V and 23.5 V for optimal performance. It's crucial to account for voltage variations during operation and potential transients that may affect reliability. Always refer to the application's reference design for proper power supply decoupling techniques to mitigate noise and ensure clean operation.
Are there any specific applications where the VIPER27HDTR is not suitable?
The VIPER27HDTR is optimized for offline flyback converter applications with a maximum output power of 20W. It may not be suitable for high-power applications that exceed this limit or non-isolated configurations. Evaluate your system's power requirements and isolation needs before selecting this IC, especially in specialized industrial applications where higher power density or different efficiency profiles are needed.
How does the VIPER27HDTR's switching frequency of 115kHz impact my design?
The 115kHz switching frequency of the VIPER27HDTR may influence your choice of transformer and output capacitor. At this frequency, you can expect moderate transformer size while also needing to consider efficiency and heat dissipation. When designing for higher efficiency, it may be worth assessing the trade-offs between transformer size and core losses, as they can affect overall system performance.
What are the key reliability considerations for using the VIPER27HDTR in industrial applications?
The VIPER27HDTR operates over a wide temperature range of -40°C to 150°C, making it suitable for industrial applications. However, consider the effects of thermal cycling and ensure adequate heat sinking or thermal management strategies are implemented. Monitoring the operating conditions and including protective measures against over-temperature and over-voltage scenarios is vital for maintaining reliability in long-term use.
If I need to replace the VIPER27HDTR, what factors should I consider when selecting an alternative part?
When considering alternatives to the VIPER27HDTR, examine the voltage rating, power capacity, and switching frequency of potential replacements. Look for ICs that maintain a similar breakdown voltage of around 800V and switching characteristics for seamless integration. Additionally, assess the fault protection features—current limiting, over-temperature, and over-voltage protection—to ensure equivalent or improved reliability and performance in your application.
How can I ensure proper PCB layout for the VIPER27HDTR to minimize EMI issues?
To mitigate EMI when using the VIPER27HDTR, focus on short trace lengths, especially for high-frequency paths, and utilize proper grounding techniques. Ensure that the layout allows for adequate heat dissipation and incorporates appropriate decoupling capacitors close to the IC’s power pins. It's also beneficial to follow the recommended layout guidelines in the datasheet to optimize performance and minimize unwanted noise in your design.
What do I need to know about the moisture sensitivity level (MSL) for the VIPER27HDTR's packaging?
The VIPER27HDTR has a moisture sensitivity level (MSL) of 3, indicating it should be soldered within 168 hours after being exposed to ambient conditions. After this period, special handling and baking before soldering may be required to prevent moisture-related damage. Be sure to adhere to proper storage practices and monitor humidity levels to maintain device integrity leading up to assembly.

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