| Part Number | MAX8640ZEXT15+T | MAX8640ZEXT25+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 | Obsolete | Obsolete | 
| Function | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck | Buck | 
| Output Type | Fixed | Fixed | 
| Number of Outputs | 1 | 1 | 
| Voltage - Input (Min) | 2.7V | 2.7V | 
| Voltage - Input (Max) | 5.5V | 5.5V | 
| Voltage - Output (Min/Fixed) | 1.5V | 2.5V | 
| Voltage - Output (Max) | - | - | 
| Current - Output | 500mA | 500mA | 
| Frequency - Switching | 3.9MHz | 4MHz | 
| Synchronous Rectifier | Yes | Yes | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 6-TSSOP, SC-88, SOT-363 | 6-TSSOP, SC-88, SOT-363 | 
| Supplier Device Package | SC-70-6 | SC-70-6 |