Part Details for VIPER22ADIP by STMicroelectronics
Results Overview of VIPER22ADIP by STMicroelectronics
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 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.
Applications
Consumer Electronics
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
VIPER22ADIP Information
VIPER22ADIP 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 VIPER22ADIP
| Part # | Distributor | Description | Stock | Price | Buy | |
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Chip Stock | SwitchingRegulator,Current-mode,0.84A,66kHzSwitchingFreq-Max,PDIP8 | 537500 |
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RFQ | |
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Vyrian | Other Function Semiconductors | 8821 |
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RFQ | |
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Win Source Electronics | LOW POWER OFF LINE SMPS PRIMARY SWITCHER | IC OFFLINE SWIT PWM SMPS 8DIP | 525000 |
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$0.2310 / $0.2991 | Buy Now |
US Tariff Estimator: VIPER22ADIP 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.
Part Details for VIPER22ADIP
VIPER22ADIP CAD Models
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VIPER22ADIP Part Data Attributes
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VIPER22ADIP
STMicroelectronics
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Datasheet
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VIPER22ADIP
STMicroelectronics
Switching Regulator, Current-mode, 0.84A, 66kHz Switching Freq-Max, PDIP8
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | DIP | |
| Package Description | Dip, Dip8,.3 | |
| Pin Count | 8 | |
| Reach Compliance Code | Not Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Max | 38 V | |
| Input Voltage-Min | 9 V | |
| Input Voltage-Nom | 18 V | |
| JESD-30 Code | R-PDIP-T8 | |
| JESD-609 Code | e0 | |
| Length | 9.27 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Output Current-Max | 0.84 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP8,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.33 Mm | |
| Surface Mount | No | |
| Switcher Configuration | Single | |
| Switching Frequency-Max | 66 Khz | |
| Terminal Finish | Tin Lead | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for VIPER22ADIP
This table gives cross-reference parts and alternative options found for VIPER22ADIP. 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 VIPER22ADIP, 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 |
|---|---|---|---|---|
| VIPER22AS-E | STMicroelectronics | $2.0548 | Switching Controller, Current-mode, 0.84A, 66kHz Switching Freq-Max, PDSO8 | VIPER22ADIP vs VIPER22AS-E |
| LM3578N | Texas Instruments | Check for Price | Switching Regulator, Voltage-mode, 0.75A, 100kHz Switching Freq-Max, BIPolar, PDIP8 | VIPER22ADIP vs LM3578N |
| LM2578N | National Semiconductor Corporation | Check for Price | Switching Regulator, Voltage-mode, 0.75A, 100kHz Switching Freq-Max, BIPolar, PDIP8 | VIPER22ADIP vs LM2578N |
| TEA1620P/N1,112 | NXP Semiconductors | Check for Price | Switching Regulator, Voltage-mode, 0.25A, 200kHz Switching Freq-Max, BICMOS, PDIP8 | VIPER22ADIP vs TEA1620P/N1,112 |
| LM2578N | Texas Instruments | Check for Price | Switching Regulator, Voltage-mode, 0.75A, 100kHz Switching Freq-Max, BIPolar, PDIP8 | VIPER22ADIP vs LM2578N |
| TNY254P | Power Integrations | Check for Price | 0.4A, 48kHz Switching Freq-Max, PDIP8 | VIPER22ADIP vs TNY254P |
| FSD210 | Fairchild Semiconductor Corporation | Check for Price | Switching Regulator, Voltage-mode, 0.365A, 142kHz Switching Freq-Max, PDIP7 | VIPER22ADIP vs FSD210 |
| TOP234P | Power Integrations | Check for Price | Power Supply Support Circuit, Voltage-mode, 2.4A, 140kHz Switching Freq-Max, CMOS, PDIP7 | VIPER22ADIP vs TOP234P |
| VIPER20ADIP | STMicroelectronics | Check for Price | Switching Regulator, Current-mode, 0.9A, 200kHz Switching Freq-Max, MOS, PDIP8 | VIPER22ADIP vs VIPER20ADIP |
| ICE3A1565 | Infineon Technologies AG | Check for Price | Switching Controller, Current-mode, 100kHz Switching Freq-Max, PDIP8 | VIPER22ADIP vs ICE3A1565 |
VIPER22ADIP 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 rail. The input and output capacitors should be placed close to the IC, and the layout should minimize parasitic inductance and capacitance.
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To ensure reliable start-up, ensure that the input voltage rises slowly (dv/dt < 50 V/ms) and the input capacitor is sufficiently large (>1uF) to filter out voltage spikes. Also, add a soft-start circuit to limit the inrush current.
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The maximum allowed voltage on the VCC pin is 15V, but it's recommended to keep it below 12V to ensure reliable operation and minimize power consumption.
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Use a voltage supervisor or a dedicated overvoltage protection IC to detect and respond to overvoltage conditions. For overcurrent protection, add a current sense resistor and a comparator to detect excessive current, and use a latch or a reset circuit to shut down the device.
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Use a heat sink with a thermal resistance of <10°C/W, and ensure good airflow around the device. For high-power applications, consider using a thermally-enhanced package or a heat pipe.