VIPER22AS-EAlternatives & Equivalent Parts
About VIPER22AS-E
VIPER22AS-E is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | VIPER22AS-ESource | VIPER22ASTR-E | ISO7742DWR |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 16 |
| Temperature Range | — | — | -55.0°C ~ 125.0°C |
| Price | $1.0936 | — | $0.6075 |
| Electrical Parameters | |||
| Factory Lead Time | 14 Weeks | 14 Weeks | — |
| YTEOL | 6 | 6 | 15 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | — |
| Control Mode | CURRENT-MODE | CURRENT-MODE | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | 38 V | 38 V | — |
| Input Voltage-Min | 9 V | 9 V | — |
| Input Voltage-Nom | 18 V | 18 V | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 4 |
| Output Current-Max | 0.84 A | 0.84 A | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP16,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | — |
| Surface Mount | YES | YES | YES |
| Switcher Configuration | SINGLE | SINGLE | — |
| Switching Frequency-Max | 66 kHz | 66 kHz | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| ## VIPER22AS-E Alternates Showing results | Image | — | — |
| Pbfree Code | — | — | Yes |
| Date Of Intro | — | — | 2016-04-01 |
| Interface IC Type | — | — | DIGITAL ISOLATOR |
| Number of Channels | — | — | 4 |
| Supply Voltage-Max | — | — | 5.5 V |
| Supply Voltage-Min | — | — | 2.25 V |
| Supply Voltage-Nom | — | — | 2.5 V |
| Temperature Grade | — | — | MILITARY |
| ## ISO7742DWR Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Controller, Current-mode, 0.84A, 66kHz Switching Freq-Max, PDSO8
suggested
Why Look for Alternatives?
Finding alternatives for VIPER22AS-E is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating VIPER22AS-E replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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What is equivalent to VIPER22AS-E?
Known equivalents for VIPER22AS-E include VIPER22ASTR-E, ISO7742DWR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of VIPER22AS-E?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify VIPER22AS-E alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.