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MAX17574
4.5V–60V, 3A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation, QFN-24
Schematic Symbol
Pin Configuration (25 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | LX | passive |
| 2 | PGND | power_in |
| 3 | PGND | passive |
| 4 | NC | no_connect |
| 5 | VIN | passive |
| 6 | VIN | passive |
| 7 | VIN | passive |
| 8 | NC | no_connect |
| 9 | VIN | power_in |
| 10 | EN/UVLO | input |
| 11 | PGND | passive |
| 12 | VCC | power_out |
| 13 | NC | no_connect |
| 14 | ~{RESET} | open_collector |
| 15 | MODE/SYNC | input |
| 16 | SS | passive |
| 17 | CF | passive |
| 18 | FB | input |
| 19 | RT | input |
| 20 | EXTVCC | power_in |
| 21 | SGND | power_in |
| 22 | BST | passive |
| 23 | LX | passive |
| 24 | LX | power_out |
| 25 | EP | power_in |
Footprint
ConfirmedPackage_DFN_QFN/QFN-24-1EP_4x5mm_P0.5mm_EP2.65x3.65mm
Pad Layout
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25
Pads (31)
| 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 |