| Part Number | ADP1821ARQZ-R7 | ADP1822ARQZ-R7 |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
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| Product Status | Active | Active |
| Output Type | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck | Buck |
| Number of Outputs | 1 | 1 |
| Output Phases | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.7V ~ 5.5V | 3.7V ~ 5.5V |
| Frequency - Switching | 310kHz, 570kHz | 310kHz, 570kHz |
| Duty Cycle (Max) | 90% | - |
| Synchronous Rectifier | Yes | Yes |
| Clock Sync | Yes | Yes |
| Serial Interfaces | - | - |
| Control Features | Enable, Frequency Control, Power Good, Soft Start | Enable, Frequency Control, Margining, Power Good, Soft Start, Tracking |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-SSOP (0.154", 3.90mm Width) | 24-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 16-QSOP | 24-QSOP |