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| Part Number | MAX666ESA+ | MAX667ESA+ | MAX666ESA+T | MAX663ESA+ | MAX664ESA+ | MAX666CSA+ | MAX666EPA+ | MAX666ESA |
|---|---|---|---|---|---|---|---|---|
| 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 | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Negative | Positive | Positive | Positive |
| Output Type | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable (Fixed) |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 16.5V | 16.5V | 16.5V | 16.5V | -16.5V | 16.5V | 16.5V | 16.5V |
| Voltage - Output (Min/Fixed) | 1.3V (5V) | 1.3V (5V) | 1.3V (5V) | 1.3V (5V) | -1.3V (-5V) | 1.3V (5V) | 1.3V (5V) | 1.3V (5V) |
| Voltage - Output (Max) | 16V | 16V | 16V | 16V | -16V | 16V | 16V | 16V |
| Voltage Dropout (Max) | 0.9V @ 40mA | 0.35V @ 200mA | 0.9V @ 40mA | 0.9V @ 40mA | 0.35V @ 40mA | 0.9V @ 40mA | 0.9V @ 40mA | 0.9V @ 40mA |
| Current - Output | 40mA | 250mA | 40mA | 40mA | 40mA | 40mA | 40mA | 40mA |
| Current - Quiescent (Iq) | 15 µA | 35 µA | 15 µA | 15 µA | 15 µA | 15 µA | 15 µA | 15 µA |
| Current - Supply (Max) | - | 20 mA | - | - | - | - | - | - |
| PSRR | - | - | - | - | - | - | - | - |
| Control Features | Current Limit, Enable, Low Battery Detection | Dropout Detector, Enable, Low Battery Detection | Current Limit, Enable, Low Battery Detection | Current Limit, Enable | Current Limit, Enable | Current Limit, Enable, Low Battery Detection | Current Limit, Enable, Low Battery Detection | Current Limit, Enable, Low Battery Detection |
| Protection Features | - | - | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-PDIP | 8-SOIC |
