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| PartNumber | VIPER25LD | VIPER25LDTR | VIPER25L |
| Description | 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 | ST |
| Product Category | AC/DC Converters | AC/DC Converters | IC Chips |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SIOC-16 Narrow | SOIC-Narrow-16 | - |
| Output Voltage | - | - | - |
| Output Power | 20 W | 20 W | - |
| Input / Supply Voltage Min | 8.5 V | 8.5 V | - |
| Input / Supply Voltage Max | 23.5 V | 23.5 V | - |
| Topology | Flyback | Flyback | - |
| Switching Frequency | 136 kHz | 136 kHz | - |
| Duty Cycle Max | - | - | - |
| Operating Supply Current | 3.5 mA | 3.5 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Output Current | 1.5 A | 1.5 A | - |
| Series | VIPER25 | VIPER25 | - |
| Packaging | Tube | Reel | - |
| Isolation | Isolated | Isolated | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Type | Off Line Converter | Off Line Converter | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | AC/DC Converters | AC/DC Converters | - |
| Factory Pack Quantity | 1000 | 2500 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.005291 oz | - | - |