| PartNumber | STEVAL-ISA122V1 | STEVAL-ISA121V1 | STEVAL-ISA124V1 |
| Description | Power Management IC Development Tools Viper27 Wide Range 5 V / 11 W Power | Power Management IC Development Tools VIPER37LE Board Wide Range Demo | Power Management IC Development Tools 5 W low standby consumption battery charger demonstration board based on the VIPER17HN |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Power Management IC Development Tools | Power Management IC Development Tools | Power Management IC Development Tools |
| RoHS | Y | Y | Y |
| Product | Demonstration Boards | Demonstration Boards | Demonstration Boards |
| Type | Power Supply Controllers | Power Supply Controllers | AC/DC Converters |
| Tool Is For Evaluation Of | VIPER27 | VIPER37LE | VIPER17HN |
| Input Voltage | 265 V | 264 V | 90 VAC to 264 VAC |
| Output Voltage | 5 V | 5 V | 5.1 V |
| Packaging | Bulk | Bulk | - |
| Description/Function | For demonstration of a wide range single output mains power supply | For demonstration of a wide range single output mains power supply | 5 W SMPS for use tralvel battery charger |
| Output Current | 2.2 A | 3 A | 1 A |
| Series | STEVAL-ISA122V1 | STEVAL-ISA121V1 | STEVAL-ISA124V1 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| For Use With | VIPER27 | VIPER37LE | - |
| Product Type | Power Management IC Development Tools | Power Management IC Development Tools | Power Management IC Development Tools |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Development Tools | Development Tools | Development Tools |
| Dimensions | - | - | 35 mm x 53 mm x 26 mm |