| Part Number | MAX20022ATIA/V+ | MAX20021ATIA/V+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | 
|   |   | |
| Product Status | Active | Active | 
| Function | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck | Buck | 
| Output Type | Adjustable | Fixed | 
| Number of Outputs | 4 | 4 | 
| Voltage - Input (Min) | 3V | 3V | 
| Voltage - Input (Max) | 5.5V | 5.5V | 
| Voltage - Output (Min/Fixed) | 1V | 1.25V, 1.8V, 2.65V, 3.3V | 
| Voltage - Output (Max) | 4V | - | 
| Current - Output | 1A | 1A, 500mA, 500mA, 1A | 
| Frequency - Switching | 2.2MHz | 3.2MHz | 
| Synchronous Rectifier | Yes | Yes | 
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 
| Supplier Device Package | 28-TQFN (5x5) | 28-TQFN (5x5) |