| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| VIPER28HDTR | STMicroelectronics | $1.2880 | Switching Controller, Current-mode, 0.85A, 127kHz Switching Freq-Max, PDSO16 | VIPER28HD vs VIPER28HDTR |
Part Details for VIPER28HD by STMicroelectronics
Results Overview of VIPER28HD by STMicroelectronics
- Distributor Offerings: (9 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (1 option)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Energy and Power Systems
Renewable Energy
VIPER28HD Information
VIPER28HD by STMicroelectronics is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for VIPER28HD
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
VIPER28HD-ND
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DigiKey | IC OFFLINE SWITCH FLYBACK 16SO Min Qty: 2000 Container: Tube |
0 Tube |
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$0.5419 | Buy Now |
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DISTI #
VIPER28HD
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Avnet Americas | Off Line Converter 16-Pin SO N Tube - Rail/Tube (Alt: VIPER28HD) COO: China RoHS: Compliant Min Qty: 2000 Package Multiple: 50 Lead time: 28 Weeks, 0 Days Container: Tube | 0 |
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$0.4810 / $0.4910 | Buy Now |
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DISTI #
511-VIPER28HD
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Mouser Electronics | AC/DC Converters 800V 115kHz Off-Line 50mW at 265Vac RoHS: Compliant | 3998 |
|
$0.5010 / $1.0900 | Buy Now |
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DISTI #
511-VIPER28HD
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Mouser Electronics | AC/DC Converters 800V 115kHz Off-Line 50mW at 265Vac RoHS: Compliant | 3998 |
|
$0.4950 / $1.0900 | Buy Now |
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STMicroelectronics | VIPerPlus family: Peak power fixed frequency off line high voltage converter COO: Italy RoHS: Compliant Min Qty: 1 | 0 |
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$0.6000 / $1.5600 | Buy Now |
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Future Electronics | RoHS: Compliant pbFree: Yes Min Qty: 2000 Package Multiple: 1000 Lead time: 28 Weeks | 0 |
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$0.4520 / $0.4660 | Buy Now |
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DISTI #
VIPER28HD
|
Avnet Silica | Off Line Converter 16Pin SO N Tube (Alt: VIPER28HD) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 29 Weeks, 0 Days | Silica - 5000 |
|
Buy Now | |
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Chip Stock | VIPerPlus family: Peak power fixed frequency off line high voltage converter | 107500 |
|
RFQ | |
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DISTI #
VIPER28HD
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EBV Elektronik | Off Line Converter 16Pin SO N Tube (Alt: VIPER28HD) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 29 Weeks, 0 Days | EBV - 0 |
|
RFQ |
US Tariff Estimator: VIPER28HD by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
VIPER28HD CAD Models
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VIPER28HD Part Data Attributes
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VIPER28HD
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
VIPER28HD
STMicroelectronics
Switching Controller, Current-mode, 0.85A, 127kHz Switching Freq-Max, PDSO16
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | SOIC | |
| Package Description | Rohs Compliant, Sop-16 | |
| Pin Count | 16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 18 Weeks | |
| Analog IC - Other Type | Switching Controller | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Max | 23.5 V | |
| Input Voltage-Min | 8.5 V | |
| Input Voltage-Nom | 14 V | |
| JESD-30 Code | R-PDSO-G16 | |
| JESD-609 Code | e4 | |
| Length | 9.9 Mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 0.85 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | SOP16,.25 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 Mm | |
| Supply Current-Max (Isup) | 0.9 Ma | |
| Surface Mount | Yes | |
| Switcher Configuration | Single | |
| Switching Frequency-Max | 127 Khz | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 Mm |
Alternate Parts for VIPER28HD
This table gives cross-reference parts and alternative options found for VIPER28HD. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of VIPER28HD, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
VIPER28HD Frequently Asked Questions (FAQ)
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STMicroelectronics provides a recommended PCB layout in the VIPER28HD evaluation board documentation, which includes guidelines for component placement, thermal management, and routing. Following this layout can help ensure optimal performance and minimize electromagnetic interference (EMI).
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The transformer selection depends on the input voltage, output voltage, and power rating of the VIPER28HD. STMicroelectronics provides a transformer selection guide in the datasheet, which includes formulas and tables to help engineers choose the right transformer. Additionally, STMicroelectronics offers a range of recommended transformers that are compatible with the VIPER28HD.
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The VIPER28HD has a high power density, which requires proper thermal management to ensure reliable operation. Engineers should consider using a heat sink, thermal interface material, and a well-designed PCB layout to dissipate heat. STMicroelectronics provides thermal management guidelines in the datasheet and application notes.
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The VIPER28HD has built-in OVP and UVP features, but engineers need to implement external circuitry to detect and respond to voltage faults. STMicroelectronics provides application notes and design examples that demonstrate how to implement OVP and UVP using external components and the VIPER28HD's fault detection pins.
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The VIPER28HD is designed to meet EMC standards, but engineers should still consider EMC during the design and layout phase. This includes using shielding, filtering, and proper grounding to minimize electromagnetic interference (EMI). STMicroelectronics provides EMC guidelines and application notes to help engineers design EMC-compliant systems.