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WDD15U Просмотр технического описания (PDF) - CHINFA ELECTRONICS

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производитель
WDD15U Datasheet PDF : 4 Pages
1 2 3 4
DERATING AND EFFICIENCY CURVE
Temperature derating curve
100
12V, 15V & dual
WDD15U SERIES
SINGLE & DUAL OUTPUT
Safe Operating Area
3.3V & 5V
0
-40
61 71
100
Ambient Temperature [ oC ]
Efficiency Vs Input Voltage
WDD15-05S4U
82
81
80
79
78
Io : Full Load
77
18 20 22 24 26 28 30 32 34 36
Input Voltage (V)
Fig. 1 Trim connection
( For Single output )
Vo +
6
Vo -
7
Trim
8
Rext 1
Vo +
6
Vo -
7
Trim
8
Rext 2
Efficiency Vs Output Load
WDD15-05S4U
90
85
80
75
70
65
60
10 20 30
40 50 60 70
Output Load (%)
Vi : 24VDC
80 90 100
( For Dual output )
Vo +
5
com
6
Vo -
7
Trim
8
Rext 1
Vo +
5
com
6
Vo -
7
Trim
8
Rext 2
Table 1 Typical resistor values for various output voltage adjustment settings
Type
WDD15-03SXU
Type
WDD15-05SXU
WDD15-12SXU
WDD15-15SXU
WDD15-05DXU
WDD15-12DXU
WDD15-15DXU
Rext 1
Vo nom -2.5%
Vo nom -5%
680Ω
470Ω
Vo nom -5%
Vo nom -10%
4.7KΩ
0Ω
43KΩ
12KΩ
130KΩ
51KΩ
27KΩ
10KΩ
100KΩ
47KΩ
270KΩ
120KΩ
Rext 2
Vo nom +2.5%
Vo nom +5%
8.2KΩ
3.75KΩ
Vo nom +5%
Vo nom +10%
4.7KΩ
390Ω
5.1KΩ
180Ω
10KΩ
820Ω
5.6KΩ
0Ω
8.66KΩ
680Ω
18KΩ
2.7KΩ
www.chinfa.com
2014.05.26
sales@chinfa.com
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