HPH Series
Isolated, Low V OUT to 70A, Half-Brick DC/DC Converters
TYPICAL PERFORMANCE DATA
94
92
HPH-3.3/70-D48
Ef?ciency and Power Dissipation Vs. Load Current @ +25oC
75
70
65
HPH-3.3/70-D48 Maximum Current Temperature Derating
(VIN=48V, Air?ow is from VIN to VOUT, no baseplate)
90
88
V IN = 36 V
V IN = 50 V
60
55
86
84
82
V IN = 75 V
50
45
40
35
30
80
25
100 LFM
78
76
10
20
30
40
50
60
70
20
15
10
30
200 LFM
300 LFM
400 LFM
35
40
45
50
55
60
65
70
75
80
Load Current (Amps)
80
70
60
50
40
30
HPH-3.3/70-D48 Maximum Current Temperature Derating
(VIN=48V, Air?ow is from VIN to VOUT, with baseplate)
100 LFM
Ambient Temperature (oC)
20
10
200 LFM
300 LFM
400 LFM
0
30
35
40
45
50
55
60
65
70
75
80
Ambient Temperature (oC)
HPH-5/40-D48
Ef?ciency and Power Dissipation Vs. Load Current @ +25oC
HPH-5/40-D48 Maximum Current Temperature Derating
(V IN =48V, Air?ow is from V IN to V OUT , no baseplate)
96
26
42
94
92
90
88
86
84
82
V IN = 75V
V IN = 48V
V IN = 36V
24
22
20
18
16
14
12
40
38
36
34
32
30
28
26
80
78
76
74
72
Power Dissipation @ V IN = 48V
10
8
6
4
2
24
22
20
18
16
14
100 LFM
200 LFM
300 LFM
400 LFM
70
0
5
10
15
20
25
30
35
0
40
12
10
Load Current (Amps)
30
35
40
45
50
55
60
65
70
75
80
Ambient Temperature (oC)
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MDC_HPH_B01 Page 6 of 13
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相关代理商/技术参数
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