Manufacturer package reference image
Dual step-down controller with adjustable voltages, adjustable LDO and auxiliary charge pump controller for notebook
Key Specifications
| Complete manufacturer part number | PM6686 |
|---|---|
| Manufacturer | STMicroelectronics |
| Description | Dual step-down controller with adjustable voltages, adjustable LDO and auxiliary charge pump controller for notebook |
| Package / case | VFQFPN 32 5x5x1.0 mm |
| Product category | Dual step-down power supply controllers |
| Pins | 32 |
| Operating junction temperature (TJ; manufacturer rated range) | -40 °C to 125 °C |
| Operating ambient temperature (TA; distinct from TJ) | -40 C to 85 C |
| Input operating voltage (VIN; LDO 5 V regulation condition) | 5.5 V to 28 V |
| Supply operating voltage (VCC; recommended conditions) | 4.5 V to 5.5 V |
| Adjustable LDO DC output current (conditional recommended limits) | 200 mA only with VIN 5.5-28 V, LDO_SW 5 V and LDOREFIN GND. 100 mA with switchover enabled at LDO_SW 3.3 V/LDOREFIN VCC, or disabled at LDO_SW 0 V. |
| Electrical characterization context | TJ 25 C, VIN 12 V, no load on LDO/OUT1/OUT2/VREF3/VREF2, EN1=EN2=VCC, LDO_SW=5 V, PVCC=5 V and EN_LDO=5 V unless specified |
| Storage temperature (Tstg; not operating) | -50 C to 150 C |
| Input voltage minimum (catalog) | 5.5 V |
| Input voltage maximum (catalog) | 28 V |
| Packing type | Tray |
| 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 VFQFPN 32 5x5x1.0 mm. Confirm electrical pin functions in the datasheet. Actual lot appearance and top marking require current-lot confirmation.
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