| PartNumber | A7985ATR | A7985A | A7986A |
| Description | Switching Voltage Regulators 2A DC Step-Down 0.6V 4.5V to 38V 250 kHz | Switching Voltage Regulators 2A Step Down REG AEC-Q100 250kHz 0.6V | Switching Voltage Regulators 3A Step-Down REG 3.7A 4.5V to 38V |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | HSOP-8 | HSOP-8 | HSOP-8 |
| Output Voltage | Adjustable | Adjustable | Adjustable |
| Output Current | 2 A | 2 A | 3 A |
| Input Voltage MAX | 38 V | 38 V | 38 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 4.5 V | 4.5 V | 4.5 V |
| Switching Frequency | 250 kHz | 250 kHz | 250 kHz |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 |
| Series | A7985A | A7985A | A7986A |
| Packaging | Reel | Tube | Tube |
| Type | Step Down Regulator | Automotive Switching Regulator | Automotive Switching Regulator |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2500 | 2000 | 2000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.002490 oz | 0.002490 oz | 0.002490 oz |
| Number of Outputs | - | 1 Output | 1 Output |
| Function | - | Stepdown | Stepdown |
| Product | - | Switching Regulators | Switching Regulators |
| Shutdown | - | Shutdown | Shutdown |
| Pd Power Dissipation | - | 2 W | 2 W |
| Supply Voltage Min | - | 4.5 V | 4.5 V |