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STBB3JCC Datasheet, PDF (13/27 Pages) STMicroelectronics – 2 A, high efficiency single inductor buck-boost DC-DC converter and high brightness WLED driver
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STBB3JCC
Typical performance characteristics
Figure 17. Load transient response
@ VIN=3.6 V, IOUT = 100 to 300 mA
Output voltage 50
mV/div, DC offset 3.27 V
Output current 100
mA/div, DC
Figure 18. Load transient response
@ VIN=3.6 V, IOUT = 300 mA to 100 mA
Output voltage 50
mV/div, DC offset 3.27 V
Output current 100
mA/div, DC
Timebase 50 µs/div
Timebase 50 µs/div
Ch4=IOUT, Ch3=VOUT
AM16837v1
Figure 19. Load transient response
@ VIN=5.5 V, IOUT = 100 to 300 mA
Output voltage 50
mV/div, DC offset 3.27 V
Ch4=IOUT, Ch3=VOUT
AM16838v1
Figure 20. Load transient response
@ VIN=5.5 V, IOUT = 300 to 100 mA
Output voltage 50
mV/div, DC offset 3.27 V
Output current 100
mA/div, DC
Timebase 50 µs/div
Output current 100
mA/div, DC
Timebase 50 µs/div
Ch4=IOUT, Ch3=VOUT
AM16839v1
Figure 21. Startup after enable @ VIN=1.8 V
Ch4=IOUT, Ch3=VOUT
AM16840v1
Figure 22. Startup after enable @ VIN=3.6 V
Ch1=Sw1, Ch2=Sw2, Ch3=VOUT, Ch4=ISW
AM16841v1
Ch1=Sw1, Ch2=Sw2, Ch3=VOUT, Ch4=ISW
AM16842v1
DocID025425 Rev 5
13/27
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