ELM610DA 1.3A 36V PWM step down DC/DC converter
• Vout=5.0V : Cin=330µF, Cout=330µF, L=22µH, R1=22kΩ, R2=4.3kΩ, Top=25°C
Vout-Vin
100mA
EFFICIENCY-Iout
Vin=24V
6.0
5.0
4.0
3.0
2.0
1.0
100
80
60
40
20
0
1A
Iout=1mA
Vin=12V
10mA
Vin=6V
0.1
1
10
100
1000
0
4
8
12 16 20 24 28 32 36
Vin (V)
Iout (mA)
Vfb-Top
Vout-Iout
Vin=24V
Vin=12V, Iout=0.1A
5.2
5
0.90
0.85
0.80
4.8
Vin=12V
Vin=6V
4.6
-40 -20
0
20
40
60
80
0.1
1
10
100
1000
Iout (mA)
Top (�)
Start Response
Load Transient Response
Vin=12V, No load
Vin=12V, Iout=1mA�1A
6
5
4
3
2
1
0
6
5
4
3
2
1
0
2
1
0
0
2
4
6
8
10 12 14 16 18 20
0
10 20 30 40 50 60 70 80 90 100
Time (mS)
Time (ms)
Rev.1.0
7 - 7
ELM-TECH [ ELM Technology Corporation ]
