| Part Number | MAX17681ATB+T | MAX17686ATB+T | 
|---|---|---|
| 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, Isolation Capable | Positive | 
| Topology | Buck | Buck | 
| Output Type | Adjustable | Fixed | 
| Number of Outputs | 1 | 1 | 
| Voltage - Input (Min) | 4.5V | 4.5V | 
| Voltage - Input (Max) | 42V | 60V | 
| Voltage - Output (Min/Fixed) | 0.9V | 5V | 
| Voltage - Output (Max) | 40.32V | - | 
| Current - Output | - | 1.65A (Switch) | 
| Frequency - Switching | 200kHz | 200kHz | 
| Synchronous Rectifier | Yes | Yes | 
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 10-WFDFN Exposed Pad | 10-WFDFN Exposed Pad | 
| Supplier Device Package | 10-TDFN (3x2) | 10-TDFN (3x2) |