DER-94
LCD Monitor Internal Supply
September 12, 2005
8.3 Cross Regulation Matrix
Vin
Vo1
4.99
Io1
Vo2
12.18
12.51
12.05
11.4
Io2
90
90
90
90
2
2
0
3
0
0
3
4.96
5
5.06
0.1
265
265
265
265
4.99
4.96
5.01
5.06
2
2
0
12.12
12.5
12.06
3
0
0
3
0.1 11.49
8.4 Load Regulation Matrix, 90VAC
Vin Vo1 Io1
Vo2 Io2
90 5.05 0.1 11.49
90 5.04 0.2 11.63
90 5.03 0.4 11.73
90 5.01 0.8 11.87
3
3
3
3
3
3
3
0
90 5.01
1
11.91
90 5 1.5 12.03
90 4.99
90 4.96
90 4.96
90 4.96
90 4.97
90 4.97
90 4.98
90 4.98
90 4.98
90 4.99
90 4.99
2
2
2
2
2
2
2
2
2
2
2
12.14
12.48
12.46 0.1
12.44 0.2
12.43 0.4
12.4 0.8
12.37
12.29 1.5
12.21
12.16 2.5
12.12
1
2
3
8.5 5V Power Limit
The 5 V power limit was tested at 230 VAC with the 12 V output set to zero load. The 5 V
output load was increased from a 2 A load until the protection circuit forced the power
supply into auto-restart. This occurred at a 5 V load of 3-4.2 A for the 4 units tested.
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