| PartNumber | VIPER20-22-E | VIPER20-E | VIPER20A-22-E |
| Description | AC/DC Converters 620V 0.5A SMPS | IC SWIT SMPS CM OTP PENTAWATT5 | IC SWIT SMPS CM OTP PENTAWATT5 |
| Manufacturer | STMicroelectronics | - | |
| Product Category | AC/DC Converters | - | PMIC - AC DC Converters, Offline Switchers |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | - | - |
| Package / Case | Pentawatt-5 HV | - | - |
| Series | VIPER20 | - | VIPER |
| Packaging | Tube | - | Tube |
| Brand | STMicroelectronics | - | - |
| Product Type | AC/DC Converters | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Package Case | - | - | Pentawatt-5 HV (Bent and Staggered Leads) |
| Operating Temperature | - | - | - |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | 5-PENTAWATT |
| Power Watts | - | - | 20W |
| Output Isolation | - | - | Isolated |
| Internal Switch s | - | - | Yes |
| Voltage Breakdown | - | - | 700V |
| Topology | - | - | Flyback |
| Voltage Start Up | - | - | 11V |
| Voltage Supply Vcc Vdd | - | - | 8 V ~ 15 V |
| Duty Cycle | - | - | - |
| Frequency Switching | - | - | Up to 200kHz |
| Fault Protection | - | - | Current Limiting, Over Temperature |
| Control Features | - | - | - |