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| PartNumber | VIPER20A-E | VIPER20A | VIPER20A-22-E |
| Description | AC/DC Converters SMPS PRIMARY IC | AC/DC Converters 700V 0.5A SMPS | 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 | - | - |
| Output Voltage | 700 V | - | - |
| Output Power | 10 W, 20 W | - | - |
| Input / Supply Voltage Min | 12.6 V | - | - |
| Input / Supply Voltage Max | 13.4 V | - | - |
| Switching Frequency | 200 kHz | - | - |
| Duty Cycle Max | 50 % | - | - |
| Operating Supply Current | 14 mA | - | - |
| Minimum Operating Temperature | - 25 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Output Current | 670 mA | - | - |
| Series | VIPER20A-E | - | VIPER |
| Packaging | Tube | - | Tube |
| Number of Outputs | 1 Output | - | - |
| Type | PWM Controller | - | - |
| Brand | STMicroelectronics | - | - |
| Product Type | AC/DC Converters | - | - |
| Factory Pack Quantity | 50 | - | - |
| 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 | - | - | - |