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| Part Number | MAX640CPA | MAX640EPA | MAX660CPA | MAX680CPA | MAX640CPA+ |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Obsolete | Obsolete | Last Time Buy |
| Function | - | - | Ratiometric | Ratiometric | Step-Down |
| Output Configuration | - | - | Positive or Negative | Positive and Negative (Dual Rail) | Positive |
| Topology | - | - | Charge Pump | Charge Pump | Buck |
| Output Type | - | - | Fixed | Fixed | Adjustable (Fixed) |
| Number of Outputs | - | - | 1 | 2 | 1 |
| Voltage - Input (Min) | - | - | 1.5V | 2V | 4V |
| Voltage - Input (Max) | - | - | 5.5V | 6V | 11.5V |
| Voltage - Output (Min/Fixed) | - | - | -Vin, 2Vin | ±2Vin | 1.3V (3.3V) |
| Voltage - Output (Max) | - | - | - | - | 11.5V |
| Current - Output | - | - | 100mA | 10mA | 225mA |
| Frequency - Switching | - | - | 10kHz, 80kHz | 8kHz | - |
| Synchronous Rectifier | - | - | No | No | No |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | - | - | Through Hole | Through Hole | Through Hole |
| Package / Case | - | - | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | - | - | 8-PDIP | 8-PDIP | 8-PDIP |
