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AN4116 데이터시트(PDF) 20 Page - STMicroelectronics

부품명 AN4116
상세설명  This document describes a 12 V-350 mA power supply
PDF  38 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN4116 데이터시트(HTML) 20 Page - STMicroelectronics

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AN4116
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Doc ID 023220 Rev 1
Another requirement (EuP lot 6) is that the input power should be less than 500 mW when
the converter is loaded with 250 mW. The performance is shown in
Figure 26 for IC
externally biased and in
Figure 27 for self-biasing.
Figure 24.
Efficiency @ PIN=1 W; IC externally
biased (J1 selected)
Figure 25.
Efficiency @ PIN=1 W; IC self-
biased (J1 not selected)
AM11545v1
40
45
50
55
60
65
70
75
80
80
110
140
170
200
230260
V
IN [V AC]
AM11546v1
35
40
45
50
55
60
65
70
75
80
80
110
140
170
200
230260
V
IN[VAC]
Figure 26.
PIN @ POUT = 250 mW; IC externally
biased (J1 selected)
Figure 27.
PIN @ POUT = 250 mW; IC self-
biased (J1 not selected)
AM13108v1
0.25
0.3
0.35
0.4
0.45
0.5
80
110
140
170
200
230260
V
IN [V AC]
AM13109v1
0.25
0.3
0.35
0.4
0.45
0.5
0.55
0.6
0.65
0.7
0.75
0.8
80
110
140
170
200
230260
V
IN [V AC]



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