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MCP73871-4CA
Single cell, Li-Ion/Li-Po charge management controller, 4.40V, 6h safety timer
Schematic Symbol
Pin Configuration (21 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | OUT | power_out |
| 2 | VPCC | input |
| 3 | SEL | input |
| 4 | PROG2 | input |
| 5 | THERM | bidirectional |
| 6 | ~{PG} | open_collector |
| 7 | STAT2 | open_collector |
| 8 | STAT1/~{LBO} | open_collector |
| 9 | ~{TE} | input |
| 10 | V_{SS} | power_in |
| 11 | V_{SS} | passive |
| 12 | PROG3 | bidirectional |
| 13 | PROG1 | bidirectional |
| 14 | V_{BAT} | power_out |
| 15 | V_{BAT} | passive |
| 16 | V_{BAT_SENSE} | input |
| 17 | CE | input |
| 18 | IN | power_in |
| 19 | IN | passive |
| 20 | OUT | passive |
| 21 | V_{SS} | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm
Pad Layout
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21
Pads (25)
| 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 |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |