| PartNumber | MAX8640ZELT12+T | MAX8640ZELT18+T | MAX8640ZELT19+T |
| Description | Switching Voltage Regulators 500mA 4/2MHz Synch Step-Down DC/DC Conv | Switching Voltage Regulators 500mA 4/2MHz Synch Step-Down DC/DC Conv | Switching Voltage Regulators 500mA 4/2MHz Synch Step-Down DC/DC Conv |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UDFN-6 | UDFN-6 | UDFN-6 |
| Output Voltage | 800 mV to 2.5 V | 800 mV to 2.5 V | 800 mV to 2.5 V |
| Output Current | 500 mA | 500 mA | 500 mA |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 5.5 V | 5.5 V | 5.5 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 2.7 V | 2.7 V | 2.7 V |
| Switching Frequency | 4 MHz | 4 MHz | 4 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | MAX8640Z | MAX8640Z | MAX8640Z |
| Packaging | Reel | Reel | Reel |
| Type | Voltage Converter | Voltage Converter | Voltage Converter |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Part # Aliases | MAX8640Z | MAX8640Z | MAX8640Z |
| Operating Temperature Range | - | - | - 40 C to + 85 C |
| Load Regulation | - | - | 1 mA |
| Supply Voltage Min | - | - | 2.7 V |