ACT2801/ACT2801C
Rev 2, 15-Apr-14
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
(Schematic as show in Figure 20, Ta = 25°C, unless otherwise specified)
Boost Load Transient (80mA-1A-80mA)
Boost Load Transient (80mA-1A-80mA)
VBAT = 3.4V
VOUT = 5.0V
IIOST = 1.3A
VBAT = 4.1V
VOUT = 5.0V
IIOST = 1.3A
CH1
CH1
CH2
CH2
CH1: VOUT, 200mV/div
CH2: IOUT, 500mA/div
TIME: 1ms/div
CH1: VOUT, 200mV/div
CH2: IOUT, 500mA/div
TIME: 1ms/div
SW and Output Waveforms in Boost Mode
SW and Output Waveforms in Boost Mode
VBAT = 4.1V
VBAT = 3.4V
VOUT = 5.0V
IOUT = 1.0A
V
OUT = 5.0V
IOUT = 1.0A
CH1
CH2
CH1
CH2
CH1: VOUT, 10mV/div
CH2: VSW, 2V/div
TIME: 400ns/div
CH1: VOUT, 10mV/div
CH2: VSW, 2V/div
TIME: 400ns/div
Transition Between Buck Mode
and Boost Mode
VIN = 5.0V
VIN
VBAT = 4.1V
CH1
VnPG
CH2
CH3
Vout
CH1: VIN, 5V/div
CH2: VnPG, 5V/div
CH3: vout, 2V/div
TIME: 1s/div
Innovative PowerTM
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