Datasheet

bq24707
bq24707A
SLUSA78B –JULY 2010– REVISED MARCH 2011 www.ti.com
TYPICAL CHARACTERISTICS
Table 1. Table of Graphs
FIGURE NO.
VCC, ACDET, REGN and ACOK Power up (bq24707) Figure 3
Charge Enable by ILIM Figure 4
Current Soft-start Figure 5
Charge Disable by ILIM Figure 6
Continuous Conduction Mode Switching Waveforms Figure 7
Cycle-by-Cycle Synchronous to Non-synchronous Figure 8
100% Duty and Refresh Pulse Figure 9
System Load Transient (Input DPM) Figure 10
Battery Insertion Figure 11
Battery to Ground Short Protection Figure 12
Battery to Ground Short Transition Figure 13
Efficiency vs Output Current Figure 14
CH1: VCC, 10V/div, CH2: ACDET, 2V/div, CH3: ACOK, 5V/div, CH2: ILIM, 1V/div, CH4: inductor current, 1A/div, 10ms/div
CH4: REGN, 5V/div, 200ms/div
Figure 3. VCC, ACDET, REGN and ACOK Power Up Figure 4. Charge Enable by ILIM
(bq24707)
CH1: PHASE, 10V/div, CH2: Vin, 10V/div, CH3: LODRV, 5V/div,
CH2: ILIM, 1V/div, CH4: inductor current, 1A/div, 4us/div
CH4: inductor current, 2A/div, 2ms/div
Figure 5. Current Soft-Start Figure 6. Charge Disable by ILIM
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