BQ25798
Battery_Management
I2C controlled, 5A Buck-Boost battery charger (1-4 cell, Li-Ion / Li-Polymer), USB BC1.2 / HVDCP detection, 3.6..24V VBUS, 3..18.8V charge voltage regulation, 0.75..1.5 MHz, VQFN-29 (Texas RQM0029A)
Symbol
29 pins
- Units
- 1
- Kind
- part
- Grid
- on 1.27 mm
Footprint
29 pads
- Library
- Package_DFN_QFN
- Mount
- smd
- Courtyard
- 4.9 × 4.9 mm
- Link
- exact
- Footprint page
- Open →
3D model
noneno 3D model
The footprint references no model, or the referenced model is not in the upstream package set.
Pins and pads
Every pin on the symbol has a pad on the footprint.
| Pin | Name | Type | Pad |
|---|---|---|---|
| 1 | STAT | open_collector | 1 |
| 2 | VBUS | power_in | 2 |
| 3 | VBUS | passive | 3 |
| 4 | BTST1 | passive | 4 |
| 5 | REGN | power_out | 5 |
| 6 | D+ | bidirectional | 6 |
| 7 | D- | bidirectional | 7 |
| 8 | VAC2 | input | 8 |
| 9 | VAC1 | input | 9 |
| 10 | ACDRV2 | passive | 10 |
| 11 | ACDRV1 | passive | 11 |
| 12 | ~{QON} | input | 12 |
| 13 | ~{CE} | input | 13 |
| 14 | SCL | input | 14 |
| 15 | SDA | bidirectional | 15 |
| 16 | TS | input | 16 |
| 17 | ILIM_HIZ | input | 17 |
| 18 | BATP | input | 18 |
| 19 | BTST2 | passive | 19 |
| 20 | PROG | input | 20 |
| 21 | ~{INT} | open_collector | 21 |
| 22 | BAT | power_out | 22 |
| 23 | BAT | passive | 23 |
| 24 | SDRV | output | 24 |
| 25 | SYS | power_out | 25 |
| 26 | SW2 | power_out | 26 |
| 27 | GND | power_in | 27 |
| 28 | SW1 | power_out | 28 |
| 29 | PMID | power_out | 29 |
On real boards
1 design use this part
1 carries its footprint on a board, and no other part in the catalog uses that footprint. Largest first.
- PB Backpackby footprint
Provenance
- Source
- kicad-symbols
- Credit
- KiCad Libraries Contributors
- Licence
- CC-BY-SA-4.0-with-KiCad-exception
- Link method
- exact
- Cross-check
- passed