| Part Number | MAX1953EUB | MAX1957EUB+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
|   |   | |
| Product Status | Active | Active | 
| Output Type | - | Transistor Driver | 
| Function | - | Step-Down | 
| Output Configuration | - | Positive | 
| Topology | - | Buck | 
| Number of Outputs | - | 1 | 
| Output Phases | - | 1 | 
| Voltage - Supply (Vcc/Vdd) | - | 3V ~ 5.5V | 
| Frequency - Switching | - | 300kHz | 
| Duty Cycle (Max) | - | 89% | 
| Synchronous Rectifier | - | Yes | 
| Clock Sync | - | No | 
| Serial Interfaces | - | - | 
| Control Features | - | Current Limit | 
| Operating Temperature | - | -40°C ~ 85°C (TA) | 
| Mounting Type | - | Surface Mount | 
| Package / Case | - | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | 
| Supplier Device Package | - | 10-uMAX/uSOP |