| PartNumber | IFX90121ELV50XUMA2 | IFX91041EJ V33 | IFX90121ELV50XUMA1 |
| Description | Switching Controllers EMERGING PSN PRODUCTS | Switching Voltage Regulators 1.8A Step-Down Volt Regulator 3.3V | Switching Voltage Regulators 5V 500mA 2.2MHz Step Down Converter |
| Manufacturer | Infineon | Infineon | Infineon |
| Product Category | Switching Controllers | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Topology | Buck | Buck | Buck |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Switching Frequency | 2.2 MHz | 370 kHz | 2.2 MHz |
| Duty Cycle Max | 100 % | - | - |
| Input Voltage | 4.75 V to 45 V | - | 4.75 V to 45 V |
| Output Voltage | 5 V | 3.3 V | 5 V |
| Output Current | 500 mA | 1.8 A | 500 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SSOP-14 | SO-8 | SSOP-14 |
| Packaging | Reel | Reel | Reel |
| Isolation | Non-Isolated | - | - |
| Product | Switching Controllers | - | Voltage Regulators |
| Series | IFX90121 | IFX91041 | - |
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Shutdown | Shutdown | - | Shutdown |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 4.75 V to 45 V | - | - |
| Product Type | Switching Controllers | 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 | IFX90121EL SP001779966 V50 | IFX91041EJV33XUMA1 IFX9141EJV33XT SP000660594 | IFX90121EL SP001118296 V50 |
| Input Voltage MAX | - | 45 V | 45 V |
| Input Voltage MIN | - | 4.75 V | 4.75 V |
| Type | - | Synchronous Buck | Step Down Regulator |
| Function | - | - | Buck |
| Operating Temperature Range | - | - | - 40 C to + 125 C |
| Operating Supply Current | - | - | 500 mA |
| Supply Voltage Min | - | - | 4.75 V |