Part Details for VIPER50A by STMicroelectronics
Results Overview of VIPER50A by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (1 replacement)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (7 options)
- 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.
VIPER50A Information
VIPER50A 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 VIPER50A
| Part # | Distributor | Description | Stock | Price | Buy | |
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ComSIT USA | Electronic Component RoHS: Compliant |
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RFQ |
Part Details for VIPER50A
VIPER50A CAD Models
VIPER50A Part Data Attributes
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VIPER50A
STMicroelectronics
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Datasheet
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VIPER50A
STMicroelectronics
2.7A SWITCHING REGULATOR, 200kHz SWITCHING FREQ-MAX, PZFM5, PENTAWATT HV-5
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | ZFM | |
| Package Description | PENTAWATT HV-5 | |
| Pin Count | 5 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | STMicroelectronics | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Control Mode | CURRENT-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 15 V | |
| Input Voltage-Min | 9 V | |
| Input Voltage-Nom | 13 V | |
| JESD-30 Code | R-PZFM-T5 | |
| Number of Functions | 1 | |
| Number of Terminals | 5 | |
| Output Current-Max | 2.7 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | ZIP | |
| Package Equivalence Code | ZIP5,.3,.12,100TB | |
| Package Shape | RECTANGULAR | |
| Package Style | FLANGE MOUNT | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Switcher Configuration | SINGLE | |
| Switching Frequency-Max | 200 kHz | |
| Technology | MOS | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Pitch | 2.54 mm | |
| Terminal Position | ZIG-ZAG |
Alternate Parts for VIPER50A
This table gives cross-reference parts and alternative options found for VIPER50A. 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 VIPER50A, 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.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| VIPER50B | STMicroelectronics | Check for Price | 5.4A SWITCHING REGULATOR, 200kHz SWITCHING FREQ-MAX, PZFM5, PENTAWATT HV-5 | VIPER50A vs VIPER50B |
VIPER50A Frequently Asked Questions (FAQ)
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A good PCB layout for VIPER50A involves keeping the high-frequency switching nodes (e.g., drain-source voltage) as short as possible, using a solid ground plane, and minimizing the loop area of the power stage. 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 (VIN) is within the recommended range (7-28V), and the output voltage (VOUT) is set to a value that allows the internal voltage regulator to start up properly. Also, ensure that the input capacitor (CIN) is of sufficient value and type to filter out noise and ripple.
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The maximum output current of VIPER50A depends on the input voltage, output voltage, and thermal conditions. However, the device is capable of delivering up to 0.5A of output current in typical applications. For higher output currents, consider using multiple devices in parallel or using a different device with higher current capability.
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To protect VIPER50A from overvoltage and undervoltage conditions, use a voltage supervisor or a voltage monitor IC to monitor the input voltage and output voltage. You can also use a voltage clamp or a TVS diode to protect the device from voltage transients and spikes.
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To ensure reliable operation and prevent overheating, use a heat sink with a thermal resistance of less than 10°C/W, and ensure good airflow around the device. You can also use thermal interface materials (TIMs) to improve heat transfer between the device and the heat sink.