BQ24259 Charging IC with Power Path Management (ORG)

Technical Specifications: Original Service Part (ORG) manufactured by Texas Instruments (TI).

• Model Number: BQ24259.

• Type: Single-Cell Li-Ion Battery Charger with PPM.

• Function: Controls battery charging and allows the system to draw power directly from the adapter (power path) while simultaneously charging the battery.

Common Fixes:

1. No Charging: Device does not charge the battery.

2. Sudden Shutdown: Phone/tablet dies immediately when the charger is removed (Power Path Failure).

3. Charging Loop: Device constantly attempts to charge but fails to stabilize.

Compatibility: Widely used in mid-range tablets and older phones:

• Samsung Galaxy Tab A (9.7″ T550, 8.0″ T350).

• Samsung Galaxy Tab E (T560, T561).

• Samsung Galaxy J-Series (older models).

• Oppo/Vivo: Various mid-range devices.

Technician Note: The Power Path Management (PPM) feature is critical for tablet functionality. If this IC fails, the system voltage becomes unstable when switching power sources.