| Part Number | MAX1631EAI | MAX1631CAI+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - Special Purpose | 
|   |   | |
| Product Status | Obsolete | - | 
| Output Type | Transistor Driver | - | 
| Function | Step-Down | - | 
| Output Configuration | Positive | - | 
| Topology | Buck | - | 
| Number of Outputs | 2 | - | 
| Output Phases | 1 | - | 
| Voltage - Supply (Vcc/Vdd) | 4.2V ~ 30V | - | 
| Frequency - Switching | 200kHz ~ 300kHz | - | 
| Duty Cycle (Max) | 99% | - | 
| Synchronous Rectifier | Yes | - | 
| Clock Sync | Yes | - | 
| Serial Interfaces | - | - | 
| Control Features | Enable, Reset, Sequencing | - | 
| Operating Temperature | -40°C ~ 85°C (TA) | - | 
| Mounting Type | Surface Mount | - | 
| Package / Case | 28-SSOP (0.209", 5.30mm Width) | - | 
| Supplier Device Package | 28-SSOP | - | 
| Product Status | - | Obsolete | 
| Applications | - | Controller, Notebook Computers | 
| Voltage - Input | - | 4.2V ~ 30V | 
| Number of Outputs | - | 2 | 
| Voltage - Output | - | 2.5V ~ 5.5V | 
| Operating Temperature | - | 0°C ~ 70°C (TA) | 
| Mounting Type | - | Surface Mount | 
| Package / Case | - | 28-SSOP (0.209", 5.30mm Width) | 
| Supplier Device Package | - | 28-SSOP |