| PartNumber | MAX1649EPA | MAX1649ESA | MAX1649ESA+ |
| Description | LDO Voltage Controllers 5V/3.3V or Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controller | LDO Voltage Controllers 5/3.3/Adj Low-Drop Step-Down | LDO Voltage Controllers 5/3.3/Adj Low-Drop Step-Down |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | LDO Voltage Controllers | LDO Voltage Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Input Voltage MAX | 3 V to 16 V | 3 V to 16 V | 3 V to 16 V |
| Output Voltage | 5 V, 1.5 V to 16 V | 5 V, 1.5 V to 16 V | 3.17 V to 5.2 V |
| Number of Outputs | 1 Output | 1 Output | 1 |
| Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 70 C |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-Narrow-8 | SOIC-Narrow-8 | - |
| Series | MAX1649 | MAX1649 | MAX1649 |
| Type | Step Down | Step Down | Step Down |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Product Type | LDO Voltage Controllers | LDO Voltage Controllers | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Part # Aliases | MAX1649 | MAX1649 | MAX1649 |
| RoHS | - | N | - |
| Output Current | - | 2.5 A | 2.5 A |
| Packaging | - | Tube | Tube Alternate Packaging |
| Factory Pack Quantity | - | 100 | - |
| Unit Weight | - | 0.006596 oz | 0.006596 oz |
| Package Case | - | - | SOIC-Narrow-8 |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Output Type | - | - | Transistor Driver |
| Function | - | - | Step-Down |
| Supplier Device Package | - | - | 8-SOIC |
| Topology | - | - | Buck |
| Voltage Supply Vcc Vdd | - | - | 3 V ~ 16 V |
| Frequency Switching | - | - | Up to 300kHz |
| Control Features | - | - | Enable |
| Output Configuration | - | - | Positive |
| Output Phases | - | - | 1 |
| Duty Cycle Max | - | - | 0.965 |
| Synchronous Rectifier | - | - | No |
| Clock Sync | - | - | No |
| Serial Interfaces | - | - | - |