Manufacturer package reference image
350 mA adjustable step-down regulator
Key Specifications
| Complete manufacturer part number | PM6644TR |
|---|---|
| Manufacturer | STMicroelectronics |
| Description | 350 mA adjustable step-down regulator |
| Package / case | VDFPN 10 3x3x1.0 |
| Product category | Power management ICs |
| Pins | 10 |
| Input voltage range (Table5 recommended operating conditions) | 4.5 V to 25 V |
| Valley current limit (manufacturer device description) | 350 mA |
| Embedded switching MOSFET RMS current capability (Table5 recommended operating conditions) | 300 mA |
| Package body dimensions (nominal; manufacturer package section) | 3 x 3 x 1 mm |
| Junction operating temperature range (Tj; manufacturer thermal data) | -40 °C to 125 °C |
| Input voltage minimum (catalog) | 4.5 V |
| Input voltage maximum (catalog) | 25 V |
| Packing type | Tape And Reel |
| RoHS compliant | Ecopack2 |
| Grade | Industrial |
| In stock | Contact for availability |
| Unit price | Request a quote |
| Lead time | To be confirmed |
Technical documentation and image source
Exact ST ordering page verified on 2026-11-04. Temperature labels preserve manufacturer ordering scope; ambient or junction basis is not inferred. Package reference image is not a stock-lot photograph. Consult the datasheet for electrical limits and test conditions.
Manufacturer package reference image for VDFPN 10 3x3x1.0. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.
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