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LM5176RHF
55-V wide Vin synchronous 4-switch Buck-Boost controller, QFN-28 package
Schematic Symbol
Pin Configuration (29 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | MODE | input |
| 2 | DITH | passive |
| 3 | RT/SYNC | input |
| 4 | SLOPE | passive |
| 5 | SS | passive |
| 6 | COMP | passive |
| 7 | AGND | power_in |
| 8 | FB | input |
| 9 | VOSNS | output |
| 10 | ISNS(-) | input |
| 11 | ISNS(+) | input |
| 12 | CSG | input |
| 13 | CS | input |
| 14 | PGOOD | output |
| 15 | SW2 | output |
| 16 | HDRV2 | output |
| 17 | BOOT2 | passive |
| 18 | LDRV2 | output |
| 19 | PGND | power_in |
| 20 | VCC | power_in |
| 21 | BIAS | input |
| 22 | LDRV1 | output |
| 23 | BOOT1 | passive |
| 24 | HDRV1 | output |
| 25 | SW1 | output |
| 26 | EN/UVLO | input |
| 27 | VIN | power_in |
| 28 | VISNS | input |
| 29 | PowerPAD | input |
Footprint
ConfirmedPackage_DFN_QFN/VQFN-28-1EP_4x5mm_P0.5mm_EP2.55x3.55mm
Pad Layout
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29
Pads (35)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | smd |