| PartNumber | PM8903ATR | PM8903 | PM8903A |
| Description | Switching Voltage Regulators 3A SD Mono Swtch Reg 2.8-6V 35mOhm | Switching Voltage Regulators 3 A step-down 35mOhm 3A 2.8V to 6V REG | IC REG BUCK ADJ 3A 16VFQFPN |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VFQFPN-16 | VFQFPN-16 | - |
| Output Voltage | Adjustable | - | - |
| Output Current | 3 A | - | - |
| Number of Outputs | 1 Output | - | 1 |
| Input Voltage MAX | 6 V | - | - |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 2.8 V | - | - |
| Switching Frequency | 1.1 MHz | - | - |
| Minimum Operating Temperature | - 25 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Series | PM8903A | PM8903 | - |
| Packaging | Reel | Tube | Tube |
| Type | Monolithic Switching Regulator | - | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | - |
| Factory Pack Quantity | 4000 | 100 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Package Case | - | - | 16-VFQFN Exposed Pad |
| Operating Temperature | - | - | -25°C ~ 125°C (TJ) |
| Mounting Type | - | - | Surface Mount |
| Output Type | - | - | Adjustable |
| Function | - | - | Step-Down |
| Supplier Device Package | - | - | 16-VFQFPN (3x3) |
| Frequency Switching | - | - | 1.1MHz |
| Current Output | - | - | 3A |
| Output Configuration | - | - | Positive |
| Voltage Output Min Fixed | - | - | 0.6V |
| Voltage Output Max | - | - | 6V |
| Synchronous Rectifier | - | - | Yes |
| Voltage Input Min | - | - | 2.8V |
| Voltage Input Max | - | - | 6V |