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参数资料
| 型号： | WP30R48T312M |
| 厂商： | CD TECHNOLOGIES INC |
| 元件分类： | 电源模块 |
| 英文描述： | 3-OUTPUT 30 W DC-DC REG PWR SUPPLY MODULE |
| 文件页数： | 4/4页 |
| 文件大小： | 111K |
| 代理商： | WP30R48T312M |
WP30R 11/98 REV A
Page 4
PERFORMANCE GRAPHS
EFFICIENCY
(%)
15V
12V
5V
3V
OUTPUT RIPPLE VS.TEMPERATURE
Normalized
Output
Ripple
-40
-15
25
65 110
Tcase (C)
TRIM RESISTOR VS. OUTPUT VOLTAGE CHANGE
50
45
40
35
30
25
20
15
10
5
0
10
9
8
76
5
4
32
1
Percentage Change In Output Voltage
T
rim
Resistor
(K
Ohms)
5
3 -trim +trim
THERMAL DERATING CURVE
Temperature (C)
P
e
rcenta
g
e
of
Rated
Output
Load
(%)
-40
0
85
95
100
105
110
115
120
130
100
80
60
40
20
0
Ambient
Case
10
5
0
-5
-10
-40
-15
25
65
110
100% Load
20% Load
Tcase (C)
Change
in
Efficiency
(%)
-10
-5
0
5
10
CHANGE
IN
EFFICIENCY
(%)
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
Vin
EFFICIENCY VS. INPUT VOLTAGE
LL
Nom
HL
50%Load
10%Load
100%Load
15+trim 12 15 -trim
Percentage Change In Output Voltage
100
90
80
70
60
50
40
30
20
10
0
10
9
8
7
6
5
4
3
2
1
TRIM RESISTOR VS. OUTPUT VOLTAGE CHANGE
T
rim
Resistor
(K
Ohms)
EFFICIENCY VS. OUTPUT LOAD
90
85
80
75
70
65
60
55
50
10
20
40
50
60
80
100
Output Load (% or Rated)
1.4
1.2
1
0.8
0.6
0.4
OUTPUT RIPPLE VS. INPUT VOLTAGE
Normalized
Output
Ripple
Vin
LL
Nom
HL
12 15
15
+trim -trim trim
Undervoltage Lockout Threshold Voltages
Nominal Input
Shutdown Low
Shutdown High
Voltage Range
Voltage (V1)
Voltage (V2)
OFF
ON
24
16.5
17.5
48
32.5
33.5
Specifications typical at TA=25°C, rated output current.
HYSTERESIS GRAPH
1.2
1
0.8
0.6
EFFICIENCY VS.TEMPERATURE
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