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| BQ24314A Datasheet, PDF (6/21 Pages) Texas Instruments – OVERVOLTAGE AND OVERCURRENT PROTECTION IC AND Li+ CHARGER FRONT-END PROTECTION IC | |||
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bq24314A
SLUS811 â MARCH 2008
www.ti.com
TYPICAL OPERATING PERFORMANCE
Test conditions (unless otherwise noted) for typical operating performance: VIN = 5 V, CIN = 1 µF, COUT = 1 µF,
RILIM = 25 kâ¦, RBAT = 100 kâ¦, TA = 25°C, VPU = 3.3V (see Figure 20 for the Typical Application Circuit)
VIN
IOUT
VOUT
VIN
FAULT
VOUT
Figure 2. Normal Power-On Showing Soft-Start,
ROUT = 6.6â¦
Figure 3. OVP at Power-On, VIN = 0V to 9V, tr = 50µs
VIN
VIN
Max VOUT = 5.92 V
VOUT
FAULT
Max VOUT = 5.84 V
VOUT
FAULT
Figure 4. OVP Response for Input Step, VIN = 5V to 12V, tr
= 1µs
Figure 5. OVP Response for Input Step, VIN = 5V to 12V, tr
= 20µs
6
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