ELM604PA Datasheet, PDF (7/7 Pages) ELM Electronics – 1.4MHz, 800mA dual PWM step-down converter

ELM604PA 1.4MHz, 800mA dual PWM step-down converter
• Vout=3.3V : Unless otherwise noted
•_CiV_n=₂3₌.₂3₂V_{µF, Cout2=10µF, C2=1000pF, L2=4.7µH, R3=150kΩ, R4=33kΩ, Top=25°C}
EFFICIENCY-Iout
100
Vin=5V
80
Start Response
4
Ven=2V, Vin=5V, No load
2
60
40
20
0
0.1
1
10
100 1000
Iout (mA)
0
2
1
0
0
2
4
6
8
Time (ms)
3.35
3.3
3.25
3.2
3.15
1
Vout-Iout
Vin=5V
10
100
1000
Iout (mA)
Vout-Vin
3.5
3.0
2.5
Iout=1mA
2.0
100mA
1.5
1.0
0.5
0
1
2
3
4
5
Vin (V)
Load Transient Response
4
Vin=5V, Iout=10mA�600mA
3.5
3
2.5
1
Load Transient Response
4
Vin=5V, Iout=100mA�600mA
3.5
3
2.5
1
0
0 0.5 1 1.5 2 2.5 3 3.5 4
Time (ms)
7- 7
0
0 0.5 1 1.5 2 2.5 3 3.5 4
Time (ms)
Rev.1.2