apa18t12 Astec Powe, apa18t12 Datasheet - Page 13

• Manufacturer Part Number: apa18t12
• Description: 12vin, 75watts, Non-isolated Dc - Dc Pol Sip Converter
• Manufacturer: Astec Powe

APPENDIX B: THERMAL DERATING:
Model: APA18T12 Series
Date: June 2004
Figure 8: 0.75Vout@12Vin,Thermal Derating curve
Figure 10: 1.5Vout@12Vin,Thermal Derating curve
Figure 12: 2.5Vout@12Vin,Thermal Derating curve
20
18
16
14
12
10
20
18
16
14
12
10
8
6
4
2
0
8
6
4
2
0
20
18
16
14
12
10
25
25
8
6
4
2
0
25
35
35
35
0 LFM
100 LFM
200 LFM
300 LFM
0 LFM
100 LFM
200 LFM
300 LFM
Ambient Temp¡ æ
0 LFM
100 LFM
200 LFM
300 LFM
Ambient Temp ¡ æ
Ambient Temp ¡ æ
45
45
45
55
55
55
65
65
65
APA18T12 DC - DC Series
Technical Reference Note
75
75
75
85
85
85
Preliminary
Figure 11: 1.8Vout@12Vin,Thermal Derating curve
Figure 13: 3.3Vout@12Vin,Thermal Derating curve
Figure 9: 1.2Vout@12Vin,Thermal Derating curve
20
18
16
14
12
10
20
18
16
14
12
10
20
18
16
14
12
10
8
6
4
2
0
8
6
4
2
0
8
6
4
2
0
25
25
25
SH 13 OF 17
35
35
35
0 LFM
a100 LFM
200 LFM
300 LFM
0 LFM
100 LFM
200 LFM
300 LFM
0 LFM
100 LFM
200 LFM
300 LFM
Ambient Temp ¡ æ
45
45
45
Ambient Temp ¡ æ
Ambient Temp ¡ æ
55
55
55
65
65
65
75
75
75
85
85
85