The VIPER17HDTR by STMicroelectronics is a sophisticated integrated circuit designed for offline switching applications, specifically optimized for flyback power conversion topologies. This high-performance IC addresses critical design challenges in power management and electronic system efficiency, offering robust performance across demanding operational environments.
Engineered for reliability, the device operates effectively within an extended temperature range of -40°C to 150°C, making it suitable for industrial, automotive, and harsh environmental applications. Its integrated design incorporates multiple protective features, including current limiting, over-temperature, and over-voltage protection mechanisms, ensuring enhanced system safety and longevity.
The IC supports a wide supply voltage range from 8.5V to 23.5V, with a startup voltage of 14V and an impressive voltage breakdown capability of 800V. It delivers up to 10W of power with a 70% duty cycle and switching frequency of 115kHz, enabling efficient energy conversion in compact electronic systems.
Key advantages include its surface-mount 16-SOIC package, internal switching capabilities, and isolated output configuration. The device is part of STMicroelectronics' VIPer plus series, known for high-performance power management solutions. Its comprehensive fault protection and wide operational parameters make it ideal for applications in power supplies, LED lighting, adapters, and consumer electronics.
Equivalent or alternative models in the same product family include the VIPER16HDTR, VIPER15HDTR, and other variants within the VIPer plus series, offering similar functional characteristics with slight variations in specific parameters.
The component's RoHS compliance and availability in tape and reel packaging further enhance its suitability for modern electronics manufacturing processes, providing engineers with a versatile and reliable power management solution.
VIPER17HDTR (1)
VIPER17HDTR Key Technical Attributes
VIPER17HDTR integrates an offline flyback converter switch for compact, isolated power supplies. It combines a high-voltage startup circuit, PWM controller, and a rugged 800V avalanche-rugged power MOSFET. The device is based on a fixed frequency, current-mode control. Integrated features such as current limiting, over-temperature, and over-voltage protection guarantee robust operation across challenging environments.
VIPER17HDTR Packing Size
The component is available in a 16-SOIC surface-mount package (3.90mm width), typically supplied on tape & reel with a standard quantity of 5000 units per reel for efficient automated assembly. The packaging ensures device integrity and supports RoHS-compliant production. Its 16-pin configuration offers straightforward mounting and thermal characteristics suitable for 10W continuous output power, leveraging optimized heat dissipation via PCB layout.
VIPER17HDTR Application
VIPER17HDTR is ideal for applications that require compact offline flyback converters—such as AC-DC adapters, auxiliary power supplies, home appliances, and industrial controls. The device’s design supports output isolation, meeting strict safety and reliability demands for both consumer and professional products needing up to 10W output.
VIPER17HDTR Features
This integrated circuit features a rugged 800V avalanche-rated internal switch for high-voltage endurance, supporting direct connection to rectified mains voltage. The device operates efficiently with a fixed 115kHz switching frequency and can support a high maximum duty cycle of 70%, enabling broad output voltage ranges and higher power delivery in flyback topologies.
Enhanced protection includes built-in current limiting, thermal shutdown, and over-voltage circuitry, safeguarding both the device and the end equipment. The automatic burst-mode operation at light loads minimizes standby losses, contributing to excellent energy efficiency and compliance with strict eco-design requirements.
The voltage supply range is wide (8.5V to 23.5V), and a fast, robust startup is ensured at 14V, making the IC suitable for a range of input conditions. Output isolation and a flyback topology increase system versatility and simplify transformer design, making the IC widely adaptable.
Integrated control circuits minimize external components, reducing bill-of-materials cost and board space. The surface-mount 16-SO package enhances production efficiency and supports automated assembly for high-volume manufacturing.
VIPER17HDTR Quality and Safety Features
STMicroelectronics ensures industrial-grade quality with extensive in-circuit and end-line testing. The VIPER17HDTR incorporates comprehensive fault management—such as current-limiting and auto-recovery over-temperature protection. Its 800V MOSFET with avalanche energy handling provides high intrinsic safety in surge and transient conditions. Compliant with key international safety and quality directives, its isolation and robust construction make it suitable for use in critical applications.
VIPER17HDTR Compatibility
The VIPER17HDTR is part of the VIPer plus series, fully footprint-compatible with other series members, allowing flexible design upgrades. Its standard 16-SOIC packaging and operating temperature of -40°C to +150°C ensure compatibility with diverse assembly processes and operating conditions.
VIPER17HDTR Datasheet PDF
For complete technical data—including maximum ratings, detailed application circuits, EMC performance, and design notes—please visit our website. We offer the most authoritative and up-to-date datasheet for the VIPER17HDTR model. We strongly recommend downloading the datasheet directly from this page to ensure you access the factory-approved and latest technical documentation.
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