| PartNumber | ACT4523AYH-T | ACT4523YH-T |
| Description | Switching Voltage Regulators 40V, 3A Car Charger | Switching Voltage Regulators 40V, 3.0A, 225kHz CV/CC Step-Down Converter |
| Manufacturer | Active-Semi | Active-Semi |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | SOP-8 | SOP-8 |
| Output Voltage | 12 V | 12 V |
| Output Current | 3.5 A | 3 A |
| Number of Outputs | 1 Output | 1 Output |
| Input Voltage MAX | 36 V | 38 V |
| Topology | Buck | Buck |
| Input Voltage MIN | 10 V | 10 V |
| Switching Frequency | 250 kHz | 225 kHz |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Reel | Reel |
| Height | 1.75 mm | 1.75 mm |
| Input Voltage | 12 V | 20 V |
| Length | 5.1 mm | 5.1 mm |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C |
| Type | Step Down DC/DC Converter | Step Down DC/DC Converter |
| Width | 4 mm | 4 mm |
| Brand | Active-Semi | Active-Semi |
| Shutdown | Shutdown | Shutdown |
| Moisture Sensitive | Yes | Yes |
| Operating Supply Current | 900 uA | 3 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 4000 | 4000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 10 V | 10 V |
| Unit Weight | 0.030018 oz | 0.030018 oz |