ACT5880
Rev 2, 03-Sep-13
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
(TA = 25°C, unless otherwise specified.)
12. The REG2 Buck to Linear Mode Transition
11. The REG2 Load Transition Response, Full Load
CH2
CH1
CH1
CH2
CH1: VOUT2, AC coupled, 10mV/div
CH2: Load Current, 200mA/div
TIME: 400μs/div
CH1: VOUT2, 0.5V/div
CH2: VSDA, 5V/div
TIME: 400μs/div
14. The REG3 Step Transition Response, Full Load
13. The REG3 Start up Waveform, Full Load
CH1
CH2
CH1
CH3
CH1: VSDA, 2V/div
CH2: VOUT3, 1V/div
CH3: VSCL, 2V/div
TIME: 400μs/div
CH1: VOUT3,1V/div
TIME: 200μs/div
16. The REG3 Load Transition Response
15. The REG3 Efficiency vs. Load Current
90
80
CH2
CH1
VVP3=4.2V
VVP3=3.6V
VVP3=3.0V
70
60
CH1: VOUT3, AC coupled, 200mV/div
CH2: Load Current, 100mA/div
TIME: 400μs/div
1
10
100
Load Current (mA)
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