Part Details for VIPER38LE by STMicroelectronics
Results Overview of VIPER38LE by STMicroelectronics
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- 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.
VIPER38LE Information
VIPER38LE 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 VIPER38LE
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
511-VIPER38LE
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Mouser Electronics | AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter RoHS: Compliant | 0 |
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$0.6680 | Order Now |
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Future Electronics | VIPER38 Series 23.5 V 66 KHz Peak Power High-Voltage Converter - SDIP-10 RoHS: Compliant pbFree: Yes Min Qty: 2000 Package Multiple: 50 Container: Tube | 0Tube |
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$0.6900 / $0.7650 | Buy Now |
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Future Electronics | VIPER38 Series 23.5 V 66 KHz Peak Power High-Voltage Converter - SDIP-10 RoHS: Compliant pbFree: Yes Min Qty: 2000 Package Multiple: 50 Container: Tube | 0Tube |
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$0.6900 / $0.7650 | Buy Now |
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Sense Electronic Company Limited | DIP | 1936 |
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RFQ | |
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Vyrian | Switching Controller | 270 |
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RFQ | |
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Win Source Electronics | IC OFF-LINE SWITCH PWM 10SDIP | 20000 |
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$0.5591 / $0.7182 | Buy Now |
US Tariff Estimator: VIPER38LE 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.
VIPER38LE CAD Models
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VIPER38LE Part Data Attributes
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VIPER38LE
STMicroelectronics
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Datasheet
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VIPER38LE
STMicroelectronics
Switching Controller, Current-mode, 66kHz Switching Freq-Max, PDIP10
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | Sdip-10 | |
| 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-PDIP-T10 | |
| JESD-609 Code | e3 | |
| Length | 9.59 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 10 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP10,.3,69 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Seated Height-Max | 5.33 Mm | |
| Supply Current-Max (Isup) | 2.5 Ma | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck-Boost | |
| Switching Frequency-Max | 66 Khz | |
| Terminal Finish | Tin (Sn) - Immersion | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 1.77 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
VIPER38LE Frequently Asked Questions (FAQ)
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A good PCB layout for VIPER38LE involves keeping the high-frequency switching nodes (e.g., drain-source voltage) away from sensitive analog nodes, using a solid ground plane, and minimizing loop areas to reduce EMI.
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To ensure reliable startup and shutdown, ensure that the input voltage rises and falls slowly (e.g., using a soft-start circuit), and add a delay between startup and shutdown to prevent oscillations.
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The maximum allowed voltage on the VCC pin is 18V, but it's recommended to keep it below 15V to ensure reliable operation and prevent overheating.
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Choose a transformer with a suitable turns ratio, core material, and wire size to ensure efficient energy transfer and minimize losses. Consult the datasheet and application notes for guidance.
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Ensure good airflow, use a heat sink if necessary, and keep the device away from other heat sources. Monitor the junction temperature (TJ) and adjust the design accordingly to prevent overheating.