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LTC4001-1
Single cell (4.1V) programmable synchronous buck Li-Ion charger, 2A, 5.5V input, QFN-16
Schematic Symbol
Pin Configuration (17 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | BAT | output |
| 2 | SENSE | input |
| 3 | PGND | power_in |
| 4 | GNDSENS | power_in |
| 5 | SW | output |
| 6 | ~{EN} | input |
| 7 | ~{CHRG} | open_collector |
| 8 | P_{VIN} | power_in |
| 9 | V_{INSENSE} | power_in |
| 10 | FAULT | output |
| 11 | NTC | input |
| 12 | PROG | input |
| 13 | IDET | input |
| 14 | SS | input |
| 15 | TIMER | input |
| 16 | BATSENS | input |
| 17 | PAD | power_in |
Footprint
ConfirmedPackage_DFN_QFN/QFN-16-1EP_4x4mm_P0.65mm_EP2.15x2.15mm
Pad Layout
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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Pads (21)
| Number | Type |
|---|---|
| — | 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 |