Technical Reference Note (APC08)
Performance Curves - Efficiency (continued)
3.3V Efficiency VS Load Current @ Ta = 25 deg C
2.5V Efficiency VS Load Current @ Ta = 25 deg C
100
100
90
80
70
60
90
80
70
60
50
40
30
50
12Vin
12Vin
6Vin
40
6Vin
30
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
LOAD CURRENT [Amp]
LOAD CURRENT [Amp]
Figure 13. APC08F08 Efficiency Curve.
Figure 14. APC08G08 Efficiency Curve.
1.8V Efficiency VS Load Current @ Ta = 25 deg C
1.5V Efficiency VS Load Current Ta = 25 deg C
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
20
12Vin
6Vin
12Vin
6Vin
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
LOAD CURRENT [Amp]
LOAD CURRENT [Amp]
Figure 15. APC08Y08 Efficiency Curve.
Figure 16. APC08M08 Efficiency Curve.
1.2V Efficiency VS Load Current @ Ta = 25 deg C
0.9V Efficiency VS Load Current @ Ta = 25 deg C
90
90
80
70
60
50
40
30
20
80
70
60
50
40
30
20
12Vin
6Vin
12Vin
6Vin
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
LOAD CURRENT [Amp]
LOAD CURRENT [Amp]
Figure 17. APC08K08 Efficiency Curve.
Figure 18. APC08J08 Efficiency Curve.
SHEET 13 OF 23
MODEL: APC08 SERIES
OCTOBER 4, 2004 - REVISION 03
ASTEC [ Astec America, Inc ]
