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| PartNumber | MAX638ACPA+ | MAX638AC/D | MAX638ACPA+T |
| Description | Switching Voltage Regulators 5V Adjustable Step-Down | Switching Voltage Regulators 5V Adjustable, CMOS, Step-Down Switching Regulator | |
| Manufacturer | Maxim Integrated | Maxim Integrated | - |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | - |
| RoHS | Y | - | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | PDIP-8 | CERDIP-8 | - |
| Output Voltage | 16 V | 16 V | - |
| Output Current | 75 mA | 75 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Input Voltage MAX | 16.5 V | 16.5 V | - |
| Topology | Buck | Buck | - |
| Input Voltage MIN | 2.2 V | 2.2 V | - |
| Switching Frequency | 65 kHz | 65 kHz | - |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Series | MAX638 | MAX638 | - |
| Packaging | Tube | - | - |
| Height | 4.45 mm | - | - |
| Length | 9.91 mm | - | - |
| Type | Voltage Converter | Voltage Converter | - |
| Width | 7.87 mm | - | - |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Load Regulation | 0.2 % / V | - | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 50 | - | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Part # Aliases | MAX638 | MAX638 | - |
| Unit Weight | 0.032805 oz | - | - |