PM8903A
IC REG BUCK ADJ 3A 16VFQFPNManufacturer: STMicroelectronics
Categories: DC DC Switching Regulators
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The STMicroelectronics PM8903A is a high-efficiency, synchronous buck switching regulator designed for demanding applications. This device offers an adjustable positive output voltage, ranging from 0.6V to 6V, with a maximum output current capability of 3A. Its compact 16-VFQFPN (3x3) package with an exposed pad ensures effective thermal management. Operating at a switching frequency of 1.1MHz, the PM8903A utilizes a step-down topology and features a synchronous rectifier for enhanced efficiency. It supports input voltage ranges from 2.8V to 6V and operates across a junction temperature range of -25°C to 125°C. This component is commonly employed in power management solutions for consumer electronics and mobile devices.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 16-VFQFN Exposed Pad |
| Output Type | Adjustable |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Function | Step-Down |
| Current - Output | 3A |
| Operating Temperature | -25°C ~ 125°C (TJ) |
| Output Configuration | Positive |
| Frequency - Switching | 1.1MHz |
| Voltage - Input (Max) | 6V |
| Topology | Buck |
| Supplier Device Package | 16-VFQFPN (3x3) |
| Synchronous Rectifier | Yes |
| Voltage - Output (Max) | 6V |
| Voltage - Input (Min) | 2.8V |
| Voltage - Output (Min/Fixed) | 0.6V |
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