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| PartNumber | MAX666ESA+ | MAX666EPA+ | MAX666EJA |
| Description | LDO Voltage Regulators 5V Prog uPower Voltage Regulator | LDO Voltage Regulators 5V Prog uPower Voltage Regulator | LDO Voltage Regulators |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | Through Hole | - |
| Package / Case | SOIC-8 | PDIP-8 | - |
| Output Voltage | 1.3 V to 15 V/5 V | 1.3 V to 15 V/5 V | - |
| Output Current | 40 mA | 40 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Quiescent Current | 12 uA | 12 uA | - |
| Input Voltage MAX | 16.5 V | 16.5 V | - |
| Input Voltage MIN | 2.2 V | 2.2 V | - |
| Output Type | Adjustable, Fixed | Adjustable, Fixed | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Dropout Voltage | 0.9 V | 0.9 V | - |
| Series | MAX666 | MAX666 | - |
| Packaging | Tube | Tube | - |
| Height | 1.5 mm (Max) | 4.45 mm (Max) | - |
| Length | 5 mm (Max) | 9.91 mm (Max) | - |
| Width | 4 mm (Max) | 7.87 mm (Max) | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Dropout Voltage Max | 900 mV | - | - |
| Voltage Regulation Accuracy | 5 % | 5 % | - |
| Ib Input Bias Current | 6 uA | 6 uA | - |
| Line Regulation | 0.35 % / V | 0.35 % / V | - |
| Pd Power Dissipation | 0.45 W | 0.625 W | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Reference Voltage | 1.33 V | 1.33 V | - |
| Factory Pack Quantity | 100 | 50 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Part # Aliases | MAX666 | MAX666 | - |
| Unit Weight | 0.019048 oz | 0.032805 oz | - |