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LM76003
3.5A synchronous buck regulator, 3.5..60Vin, 300kHz..2.2MHz switching frequency, CCM/DCM & PFM at light load, WQFN-30
Schematic Symbol
Pin Configuration (31 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | SW | power_out |
| 9 | BIAS | power_in |
| 2 | SW | passive |
| 3 | SW | passive |
| 4 | SW | passive |
| 5 | SW | passive |
| 6 | BOOT | input |
| 7 | NC | no_connect |
| 8 | VCC | power_out |
| 10 | RT | input |
| 11 | SS/TRK | input |
| 12 | FB | input |
| 13 | AGND | power_in |
| 14 | AGND | passive |
| 15 | AGND | passive |
| 16 | PGOOD | open_collector |
| 17 | SYNC/MODE | input |
| 18 | EN | input |
| 19 | NC_{GND} | passive |
| 20 | PVIN | power_in |
| 21 | PVIN | passive |
| 22 | PVIN | passive |
| 23 | NC | no_connect |
| 24 | PGND | power_in |
| 25 | PGND | passive |
| 26 | PGND | passive |
| 27 | NC_{GND} | passive |
| 28 | NC_{GND} | passive |
| 29 | NC_{GND} | passive |
| 30 | NC_{GND} | passive |
| 31 | AGND | passive |
Footprint
ConfirmedPackage_DFN_QFN/Texas_RNP0030B_WQFN-30-1EP_4x6mm_P0.5mm_EP1.8x4.5mm_ThermalVias
Pad Layout
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9
10
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31
Pads (55)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | 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 |
| 30 | smd |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | smd |
| 31 | smd |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |
| 31 | thru hole |