| PartNumber | ADP2121ACBZ-1.82R7 | ADP2121ACBZ-1.85R7 | ADP2121ACBZ-1.8-R7 |
| Description | Voltage Regulators - Switching Regulators 600mA 6MHz Sync SD 2.7V-5.5V | Voltage Regulators - Switching Regulators 600mA 6MHz Sync SD 2.7V-5.5V | Voltage Regulators - Switching Regulators 600mA 6MHz Sync Step-Down |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators |
| Series | ADP2121 | ADP2121 | ADP2121 |
| Packaging | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Unit Weight | 0.002328 oz | 0.002328 oz | 0.002328 oz |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package Case | WLCSP-6 | WLCSP-6 | WLCSP-6 |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Output Type | Fixed | Fixed | Fixed |
| Function | Step-Down | Step-Down | Step-Down |
| Supplier Device Package | 6-WLCSP | 6-WLCSP | 6-WLCSP |
| Number of Outputs | 1 | 1 | 1 |
| Topology | Buck | Buck | Buck |
| Frequency Switching | 6MHz | 6MHz | 6MHz |
| Current Output | 600mA | 600mA | 600mA |
| Output Configuration | Positive | Positive | Positive |
| Voltage Output Min Fixed | 1.82V | 1.85V | 1.8V |
| Voltage Output Max | - | - | - |
| Synchronous Rectifier | Yes | Yes | Yes |
| Voltage Input Min | 2.3V | 2.3V | 2.3V |
| Voltage Input Max | 5.5V | 5.5V | 5.5V |
| Input Voltage MAX | 5.5 V | 5.5 V | 5.5 V |
| Output Current | 500 mA | 500 mA | 500 mA |
| Switching Frequency | 6 MHz | 6 MHz | 6 MHz |
| Input Voltage MIN | 2.3 V | 2.3 V | 2.3 V |