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| Part Number | MAX660CPA+ | MAX660CSA+ | MAX665CPA+ | MAX660EPA+ | MAX680CPA+ | MAX640CPA+ | MAX660CPA |
|---|---|---|---|---|---|---|---|
| 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 | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Not For New Designs | Active | Active | Last Time Buy | Obsolete |
| Function | Ratiometric | Ratiometric | Ratiometric | Ratiometric | Ratiometric | Step-Down | Ratiometric |
| Output Configuration | Positive or Negative | Positive or Negative | Positive or Negative | Positive or Negative | Positive and Negative (Dual Rail) | Positive | Positive or Negative |
| Topology | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Buck | Charge Pump |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Adjustable (Fixed) | Fixed |
| Number of Outputs | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Voltage - Input (Min) | 1.5V | 1.5V | 1.5V | 1.5V | 2V | 4V | 1.5V |
| Voltage - Input (Max) | 5.5V | 5.5V | 8V | 5.5V | 6V | 11.5V | 5.5V |
| Voltage - Output (Min/Fixed) | -Vin, 2Vin | -Vin, 2Vin | -Vin, 2Vin | -Vin, 2Vin | ±2Vin | 1.3V (3.3V) | -Vin, 2Vin |
| Voltage - Output (Max) | - | - | - | - | - | 11.5V | - |
| Current - Output | 100mA | 100mA | 100mA | 100mA | 10mA | 225mA | 100mA |
| Frequency - Switching | 10kHz, 80kHz | 10kHz, 80kHz | 10kHz, 45kHz | 10kHz, 80kHz | 8kHz | - | 10kHz, 80kHz |
| Synchronous Rectifier | No | No | No | No | No | No | No |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Through Hole | Surface Mount | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP | 8-SOIC | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP | 8-PDIP |
