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BQ24314EVM Datasheet, PDF (6/26 Pages) Texas Instruments – OVERVOLTAGE AND OVERCURRENT PROTECTION IC
bq24314
bq24316
SLUS763C – JULY 2007 – REVISED OCTOBER 2007
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 kΩ, RBAT = 100 kΩ, TA = 25°C, VPU = 3.3V (see Figure 23 for the Typical Application Circuit)
VIN
IOUT
VOUT
VIN
FAULT
VOUT
Figure 2. Normal Power-On Showing Soft-Start,
ROUT = 6.6Ω
Figure 3. OVP at Power-On, VIN = 0V to 9V, tr = 50μs
VIN
Max VOUT = 6.84 V
VOUT
FAULT
VIN
Max VOUT = 6.76 V
VOUT
FAULT
Figure 4. bq24316 OVP Response for Input Step, VIN = 5V
to 12V, tr = 1μs
Figure 5. bq24316 OVP Response for Input Step, VIN = 5V
to 12V, tr = 20μs
VIN
VIN
Max VOUT = 6.84 V
VOUT
FAULT
Max VOUT = 6.76 V
VOUT
FAULT
Figure 6. bq24314 OVP Response for Input Step, VIN = 5V
to 12V, tr = 1μs
Figure 7. bq24314 OVP Response for Input Step, VIN = 5V
to 12V, tr = 20μs
6
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