ELM600LA 800mA 1.4MHz
high efficiency synchronous PWM step down DC/DC converter
• ELM600LA(Adj.version) : Unless otherwise noted
Vout=3.3V, Cin=10µF, Cout=22µF, L=2.2µH, R1=47kΩ, R2=10.4kΩ, Top=25°C
Vout-Vin
EFFICIENCY-Iout
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
100
80
60
40
20
0
Vin=5V
Iout=1mA
100mA
0.1
1
10
100
1000
0
1
2
3
4
5
6
Vin (V)
Iout (mA)
Start Response
Vout-Iout
Ven=Vin=5V, No load
3.5
3.5
3.4
3.3
3.2
3.1
3
2
1
0
5
4
3
2
1
0
Vin=5V
0
0.5
1
1.5
2
1
10
100
1000
Time (ms)
Iout (mA)
Load Transient Response
Load Transient Response
Vin=5V, Iout=10mA�600mA
Vin=5V, Iout=100mA�600mA
4
3.5
3
4
3.5
3
2
1
0
2
1
0
0
0.5
1
1.5
2
0
0.5
1
1.5
2
Time (ms)
Time (ms)
Rev.1.1
10 - 8