鈼?/div>
High Efficiency up to 88%
Standard Package,
50.8 mm x 25.4 mm x 10.2 mm
Fixed Switching Frequency
Output
Voltage
1.5VDC
1.8VDC
2.5VDC
3.3VDC
5VDC
1.5VDC
1.8VDC
2.5VDC
3.3VDC
5VDC
Output
Current
6000mA
6000mA
6000mA
5000mA
4000mA
6000mA
6000mA
6000mA
5000mA
4000mA
Input Current
(see note 5)
0.500A
0.577A
0.781A
0.838A
0.992A
0.247A
0.285A
0.386A
0.414A
0.490A
Efficiency %
(see note 6)
79
82
84
86
88
80
83
85
87
89
Maximum Capacitive Load
RP20-xx1.5SF
RP20-xx1.8SF
RP20-xx2.5SF
RP20-xx3.3SF
RP20-xx05SF
65000碌F
65000碌F
33000碌F
13000碌F
6800碌F
RP20-481.5SF: Derating and Efficiency Curves, External Output Trimming
Derating Curve without Heat-Sink
125
100
75
Output Power (%)
Efficiency (%)
50
25
0
-40 -25 -10 0
50 60 70 80 90 100
Natural Convection
Efficiency vs Input Voltage
83
82
81
80
79
78
77
76
75
74
73
72
External Output Trimming
5
Trim
Up
4
Trim
Down
3
36
40
45
50
55
60
65
70
75
Input Voltage (V)
Ambient Temperature Range (擄C)
Derating Curve with Heat-Sink
125
100
75
Output Power (%)
Efficiency vs Output Load
82
81
80
79
78
77
76
74
72
70
65
60
25
0
-40 -25 -10 0
50 60 70 80 90 100
Efficiency (%)
50
Natural Convection
1
2
3
4
5
6
Ambient Temperature Range (擄C)
Output Load (A)
PO 52
August 2002
www.recom-international.com
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2
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