| PartNumber | VIPER25LN | VIPER25LD | VIPER25LDTR |
| Description | AC/DC Converters Off-line VC 800 V QR <50mW 265 Vac | AC/DC Converters Off-line VC 800 V QR <50mW 265 Vac | AC/DC Converters Off-Line Volt Conv 800V <50mW Standby |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | AC/DC Converters | AC/DC Converters | AC/DC Converters |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | DIP-7 | SIOC-16 Narrow | SOIC-Narrow-16 |
| Output Voltage | - | - | - |
| Output Power | 20 W | 20 W | 20 W |
| Input / Supply Voltage Min | 8.5 V | 8.5 V | 8.5 V |
| Input / Supply Voltage Max | 23.5 V | 23.5 V | 23.5 V |
| Topology | Flyback | Flyback | Flyback |
| Switching Frequency | 136 kHz | 136 kHz | 136 kHz |
| Duty Cycle Max | - | - | - |
| Operating Supply Current | 3.5 mA | 3.5 mA | 3.5 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Output Current | 1.5 A | 1.5 A | 1.5 A |
| Series | VIPER25 | VIPER25 | VIPER25 |
| Packaging | Tube | Tube | Reel |
| Isolation | Isolated | Isolated | Isolated |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Type | Off Line Converter | Off Line Converter | Off Line Converter |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Type | AC/DC Converters | AC/DC Converters | AC/DC Converters |
| Factory Pack Quantity | 2000 | 1000 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.030018 oz | 0.005291 oz | - |
| Moisture Sensitive | - | Yes | Yes |