| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| VIPER35HD | STMicroelectronics | $1.6656 | Switching Controller, Current/voltage-mode, 1A, 250kHz Switching Freq-Max, PDSO16 | VIPER35HDTR vs VIPER35HD |
Part Details for VIPER35HDTR by STMicroelectronics
Results Overview of VIPER35HDTR by STMicroelectronics
- Distributor Offerings: (16 listings)
- Number of FFF Equivalents: (1 replacement)
- 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
Internet of Things (IoT)
VIPER35HDTR Information
VIPER35HDTR 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 VIPER35HDTR
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
97Y9712
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Newark | Ac/Dc Conv, Flyback, Nsoic-16, |Stmicroelectronics VIPER35HDTR RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 2378 |
|
$0.7860 / $1.5500 | Buy Now |
|
DISTI #
97Y9712RL
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Newark | Ac/Dc Conv, Flyback, Nsoic-16, |Stmicroelectronics VIPER35HDTR RoHS: Compliant Min Qty: 100 Package Multiple: 1 Date Code: 0 Container: Tape & Reel | 2378 |
|
$0.7860 / $0.9150 | Buy Now |
|
DISTI #
497-VIPER35HDTRDKR-ND
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DigiKey | IC OFFLINE SWITCH FLYBACK 16SO Min Qty: 1 Container: Digi-Reel |
1907 Digi-Reel® |
|
$0.8360 / $1.5800 | Buy Now |
|
DISTI #
497-VIPER35HDTRCT-ND
|
DigiKey | IC OFFLINE SWITCH FLYBACK 16SO Min Qty: 1 Container: Cut Tape |
1907 Cut Tape |
|
$0.8360 / $1.5800 | Buy Now |
|
DISTI #
68403423
|
Verical | AC to DC Switching Converter Flyback 250kHz T/R 16-Pin SO N RoHS: Compliant Min Qty: 36 Package Multiple: 1 Date Code: 2318 | Americas - 1960 |
|
$0.5464 | Buy Now |
|
DISTI #
511-VIPER35HDTR
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Mouser Electronics | AC/DC Converters VIPerPlus family: Quasi-resonant high performance off line high voltage converte RoHS: Compliant | 1355 |
|
$0.7650 / $1.5800 | Buy Now |
|
DISTI #
V72:2272_13796966
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Arrow Electronics | AC to DC Switching Converter Flyback 250kHz T/R 16-Pin SO N COO: Thailand RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 99 Weeks Date Code: 2318 Container: Cut Strips | Americas - 1960 |
|
$0.5464 | Buy Now |
|
|
Future Electronics | VIPer35: 23.5 V 250 KHz High Performance Off Line High Voltage Converter-SOIC-16N RoHS: Compliant pbFree: Yes Min Qty: 2500 Package Multiple: 2500 Container: Reel | 0Reel |
|
$0.8700 | Buy Now |
|
|
Bristol Electronics | AC to DC Switching Converter Flyback 250kHz T/R 16-Pin SO N Min Qty: 1 | 1562 |
|
$0.3845 / $1.4790 | Buy Now |
|
|
Quest Components | 1249 |
|
$0.5127 / $1.9720 | Buy Now |
US Tariff Estimator: VIPER35HDTR 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.
VIPER35HDTR CAD Models
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VIPER35HDTR Part Data Attributes
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VIPER35HDTR
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
VIPER35HDTR
STMicroelectronics
Switching Controller, Current/voltage-mode, 1A, 250kHz Switching Freq-Max, PDSO16
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | So-16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 18 Weeks | |
| Analog IC - Other Type | Switching Controller | |
| Control Mode | Current/Voltage-Mode | |
| Control Technique | Pulse Width Modulation | |
| JESD-30 Code | R-PDSO-G16 | |
| Length | 9.9 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 1 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) | Not Specified | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 Mm | |
| Supply Current-Max (Isup) | 25 Ma | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck-Boost | |
| Switching Frequency-Max | 250 Khz | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | Not Specified | |
| Width | 3.9 Mm |
Alternate Parts for VIPER35HDTR
This table gives cross-reference parts and alternative options found for VIPER35HDTR. 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 VIPER35HDTR, 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.
VIPER35HDTR Frequently Asked Questions (FAQ)
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STMicroelectronics recommends a 4-layer PCB with a solid ground plane, and a separate layer for the high-voltage traces to minimize noise and EMI. A good layout should also ensure that the input and output stages are separated to prevent feedback.
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To ensure reliable start-up, make sure the input voltage is within the recommended range, and the input capacitor is properly sized to handle the inrush current. Also, ensure that the feedback network is properly designed to prevent oscillations during start-up.
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The maximum allowed voltage drop across the internal switch is typically around 1.5V, but this can vary depending on the specific application and operating conditions. It's essential to ensure that the voltage drop is within the recommended range to prevent overheating and ensure reliable operation.
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The output capacitor should be chosen based on the required output voltage ripple, output current, and operating frequency. A general rule of thumb is to choose a capacitor with a capacitance value of at least 10uF, and a voltage rating that is at least 1.5 times the output voltage.
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Thermal management is critical for the VIPER35HDTR. Ensure good airflow around the device, and consider using a heat sink if the device is expected to operate at high temperatures. Also, ensure that the PCB is designed to dissipate heat efficiently, and that the device is not exposed to excessive ambient temperatures.