Part Details for VIPER38HE by STMicroelectronics
Results Overview of VIPER38HE by STMicroelectronics
- Distributor Offerings: (4 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)
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VIPER38HE Information
VIPER38HE 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 VIPER38HE
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
511-VIPER38HE
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Mouser Electronics | AC/DC Converters VIPerPlus family: Peak power fixed frequency high voltage converter RoHS: Compliant | 1317 |
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$1.9500 / $3.7100 | Buy Now |
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STMicroelectronics | VIPerPlus family: Peak power fixed frequency high voltage converter COO: China Min Qty: 1 | 1317 |
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$2.1200 / $3.7100 | Buy Now |
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Future Electronics | VIPER38 Series 23.5 V 127 kHz Peak Power High-Voltage Converter - SDIP-10 RoHS: Compliant pbFree: Yes Min Qty: 2000 Package Multiple: 50 Container: Reel | 0Reel |
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$2.2600 / $2.3700 | Buy Now |
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Future Electronics | VIPER38 Series 23.5 V 127 kHz Peak Power High-Voltage Converter - SDIP-10 RoHS: Compliant pbFree: Yes Min Qty: 2000 Package Multiple: 50 Container: Reel | 0Reel |
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$2.2600 / $2.3700 | Buy Now |
US Tariff Estimator: VIPER38HE 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.
VIPER38HE CAD Models
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VIPER38HE Part Data Attributes
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VIPER38HE
STMicroelectronics
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Datasheet
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VIPER38HE
STMicroelectronics
Switching Controller, Current-mode, 127kHz 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 | |
| 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 | |
| Peak Reflow Temperature (Cel) | Not Specified | |
| Seated Height-Max | 5.33 Mm | |
| Supply Current-Max (Isup) | 3.5 Ma | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck-Boost | |
| Switching Frequency-Max | 127 Khz | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 1.77 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | Not Specified | |
| Width | 7.62 Mm |
VIPER38HE Frequently Asked Questions (FAQ)
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A good PCB layout for VIPER38HE involves keeping the high-frequency switching nodes (e.g., drain-source voltage) as short as possible, using a solid ground plane, and placing the input and output capacitors close to the IC. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
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To ensure reliable start-up, ensure that the input voltage rises slowly (e.g., using a soft-start circuit) and that the input capacitor is large enough to filter out voltage spikes. Also, ensure that the output voltage is properly decoupled and that the feedback network is stable.
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The VIPER38HE is rated for operation from -40°C to 150°C (junction temperature). However, the maximum allowed ambient temperature range depends on the specific application and cooling conditions. Typically, the ambient temperature range is -40°C to 85°C.
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Choose input capacitors with low ESR (Equivalent Series Resistance) and high ripple current capability. For output capacitors, choose ones with low ESR, high capacitance, and a voltage rating that exceeds the output voltage. The capacitor values and types should be selected based on the specific application requirements and the VIPER38HE's operating conditions.
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To minimize EMI, use a common-mode choke and a differential-mode filter at the input, and a shielded inductor or a ferrite bead at the output. Ensure that the PCB layout is optimized for EMI reduction, and that the input and output cables are properly shielded and filtered.