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参数资料
| 型号： | VWS250Y28-A3H |
| 厂商： | POWER-ONE INC |
| 元件分类： | 电源模块 |
| 英文描述： | 1-OUTPUT 300 W DC-DC REG PWR SUPPLY MODULE |
| 文件页数： | 2/3页 |
| 文件大小： | 70K |
| 代理商： | VWS250Y28-A3H |
Page 2 of 3
Single-Output, 300 Watts
VWS300 DC-DC Series Data Sheet
REV. APR 16, 2004
MODEL
INPUT VOLTAGE
MAXIMUM INPUT
OUTPUT
RATED OUTPUT
RIPPLE & NOISE
TYPICAL
(VOLTS)
RANGE (VOLTS)
CURRENT (AMPS)*
VOLTAGE (VOLTS)
CURRENT (AMPS)
pk-pk (mV)
EFFICIENCY**
VWS250YH-A
24
18-36
21.0
12
20.8
120
81%
VWS250YJ-A
24
18-36
21.0
15
16.7
150
81%
VWS250YK-A
◆
24
18-36
21.0
24
10.4
200
82%
VWS250Y28-A
◆
24
18-36
21.0
28
8.9
200
82%
VWS250YL-A
24
18-36
21.0
48
5.2
200
84%
VWS300ZH-A
48
36-72
10.5
12
25.0
120
85%
VWS300ZJ-A
48
36-72
10.5
15
20.0
150
84%
VWS300ZK-A
48
36-72
10.5
24
12.5
200
85%
VWS300Z28-A
48
36-72
10.5
28
10.7
200
86%
NOTES:
◆ Advanced product release - consult factory.
* Maximum input current at minimum input voltage, maximum rated output power.
** At nominal Vin, rated output.
Mechanical Drawing
Model Selection
VWS
5
6
7
8
9
1
2
3
4
DIA 0.080"
(2.0mm)
4PL
5PL
DIA 0.040 "
(1.0mm)
1.700"(43.2mm)
1.000"(25.4mm)
1.400"(35.6mm)
0.400"(10.2mm)
0.700"(17.8mm)
0
(4.6mm)
0.18"
0.50"
(12.7mm)
(0.6mm)
0.025" REF.
-0.50"(-12.7mm)
-0.300"(-7.6mm)
4.60"
(116.8mm)
2.40"
(61.0mm)
MOUNTING INSERTS
M3X.5 THROUGH 4PL
BOTTOM VIEW
0
-0.19"
(-4.8mm)
4.200"
(106.7mm)
Thermal Impedance
Natural Convection
5.4 °C/W
100 LFM
3.8 °C/W
200 LFM
2.5 °C/W
300 LFM
1.7 °C/W
400 LFM
1.6 °C/W
Note:
Thermal impedance data is dependent
on many environmental factors. The
exact thermal performance should be
validated for specific application.
1-Vin
2
Gate out
3
Gate in
4+Vin
5-Vout
6
-Sense
7
Trim
8
+Sense
9+Vout
Pin
Function
Tolerances
Inches:
(Millimeters)
.XX ± 0.040
.X ± 0.5
.XXX ± 0.010
.XX ± 1.0
Pin:
± 0.002
± 0.05
(Dimensions as listed unless otherwise
specified.)
Model numbers highlighted in yellow or shaded are not recommended for new designs.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| VWS250YH | 制造商:POWER-ONE 制造商全称:Power-One 功能描述:300W Standard Full Brick |
| VWS250YH-A | 制造商:Power-One 功能描述:Module DC-DC 1-OUT 12V 20.8A 300W 9-Pin Brick |
| VWS250YJ-A | 制造商:POWER-ONE 制造商全称:Power-One 功能描述:300W Standard Full Brick |
| VWS250YK-A | 制造商:Power-One 功能描述: |
| VWS250YL-A | 制造商:Power-One 功能描述: |
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