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| PartNumber | STCH03 | STCH02 | STCH02TR |
| Description | AC/DC Converters Offline PWM controller for low standby adapters | AC/DC Converters Offline PWM quasi resonant controller for ultra-low standby power supplies | AC/DC Converters Offline PWM quasi resonant controller for ultra-low standby power supplies |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | AC/DC Converters | AC/DC Converters | AC/DC Converters |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SO-8 | SOIC-8 | SO-8 |
| Output Voltage | 13 V | 7 V | 7 V |
| Input / Supply Voltage Min | 11.5 V | 11.5 V | 11.5 V |
| Input / Supply Voltage Max | 23 V | 23 V | 23 V |
| Topology | Flyback, PWM | - | Flyback |
| Switching Frequency | 167 kHz | 260 kHz | 260 kHz |
| Duty Cycle Max | 50 % | 50 % | 50 % |
| Operating Supply Current | 2.5 mA | 2.3 mA | 2.3 mA |
| Minimum Operating Temperature | - 25 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 150 C | + 150 C |
| Series | STCH03 | STCH02 | STCH02 |
| Isolation | Non-Isolated | Non-Isolated | Non-Isolated |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Product | Offline Controllers | - | AC/DC Controllers |
| Type | Off Line Converter | Quasi Resonant | Quasi Resonant |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Moisture Sensitive | Yes | - | Yes |
| Product Type | AC/DC Converters | AC/DC Converters | AC/DC Converters |
| Factory Pack Quantity | 2000 | 2000 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Output Current | - | 5 mA | 5 mA |
| Packaging | - | Reel | Reel |