ACT4525
Rev 3, 06-Jan-2017
TYPICAL PERFORMANCE CHARACTERISTICS
(Schematic as show in typical application circuit, Ta = 25°C, unless otherwise specified)
Output1 CC/CV Curve
Efficiency vs. Load current
100
95
6.0
5.0
4.0
3.0
2.0
VIN =12V
90
VIN =24V
VIN =12V
85
80
75
VIN =24V
70
65
60
1.0
0
0
500
1000
1500
2000 2500
3000
3500
0
500
1000
1500
2000
2500
3000
Load Current (mA)
Output Current (mA)
Output Over Voltage (5V Vout)
Start up into CC Mode
CH1
VOUT = 5.1V
RLORD = 1.5Ù
IOUT = 2.65A
VIN = 12V
CH1
CH2
CH2
CH3
CH1: VIN, 10V/div
CH1: VOUT, 1V/div
CH2: SW, 10V/div
TIME: 1ms/div
CH2: VOUT, 2V/div
CH3: IOUT, 2A/div
TIME: 400µs/div
Load Transient (80mA-1A-80mA)
Vin=12V, Vout=5V
Load Transient (1A-2.4A-1A)
Vin=12V, Vout=5V
CH1
CH2
CH1
CH2
CH1: VOUT, 100mV/div
CH1: VOUT, 200mV/div
CH2: IOUT, 1A/div
TIME: 400us//div
CH2: IOUT, 1A/div
TIME: 400us//div
Innovative PowerTM
- 11 -
www.active-semi.com
Copyright © 2016-2017 Active-Semi, Inc.
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
