Datasheet

Not Recommended for New Designs
bq24725
www.ti.com SLUS702A –JULY 2010–REVISED NOVEMBER 2010
CH1: HIDRV, 10V/div, CH2: LODRV, 5V/div, CH3: PHASE, 10V/div,
CH1: HIDRV, 10V/div, CH2: LODRV, 5V/div, CH3: PHASE, 10V/div,
CH4: inductor current, 2A/div, 400ns/div
CH4: inductor current, 1A/div, 400ns/div
Figure 8. Continuous Conduction Mode Switching Figure 9. Cycle-by-Cycle Synchronous to Non-synchronous
Waveforms
CH2: battery current, 2A/div, CH3: adapter current, 2A/div, CH4:
CH1: PHASE, 10V/div, CH2: LODRV, 5V/div, CH4: inductor current,
system load current, 2A/div, 100us/div
2A/div, 4us/div
Figure 10. 100% Duty and Refresh Pulse Figure 11. System Load Transient (Input DPM)
CH1: PHASE, 20V/div, CH2: battery voltage, 5V/div, CH3: LODRV,
CH1: PHASE, 20V/div, CH2: LODRV, 10V/div, CH3: battery voltage,
10V/div, CH4: inductor current, 2A/div, 400us/div
5V/div, CH4: inductor current, 2A/div, 2ms/div
Figure 12. Battery Insertion Figure 13. Battery to Ground Short Protection
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