WRA_YMD-3W & WRB_YMD-3W Series
3W, WIDE INPUT, ISOLATED & REGULATED
DUAL/SINGLE OUTPUT DC-DC CONVERTER
multi-country patent protection RoHS
FEATURES
● Wide (2:1) Input Range
● Short Circuit Protection(automatic recovery)
● 1500VDC Isolation
● Operating Temperature: -40°C ~ +85°C
● No heat sink required
PRODUCT PROGRAM
Input
Voltage (VDC)
Nominal Range
Output
Current (mA)
Part
Number
Efficiency
(%, Typ)
Voltage
(VDC)
Max*
11
Max
±300
±125
±100
600
Min
±30
±12
±10
60
WRA0505YMD-3W
WRA0512YMD-3W
WRA0515YMD-3W
WRB0505YMD-3W
WRB0512YMD-3W
WRB0515YMD-3W
WRA1205YMD-3W
WRA1212YMD-3W
WRA1215YMD-3W
WRB1205YMD-3W
WRB1209YMD-3W
WRB1212YMD-3W
WRB1215YMD-3W
WRB1224YMD-3W
WRA2405YMD-3W
WRA2412YMD-3W
WRA2415YMD-3W
WRB2405YMD-3W
WRB2409YMD-3W
WRB2412YMD-3W
WRB2415YMD-3W
WRB2424YMD-3W
WRA4805YMD-3W
WRA4812YMD-3W
WRA4815YMD-3W
WRB4805YMD-3W
WRB4809YMD-3W
WRB4812YMD-3W
WRB4815YMD-3W
WRB4824YMD-3W
±5
±12
±15
5
68
72
71
68
72
71
76
80
80
77
78
80
81
80
77
80
80
77
79
81
81
80
77
80
81
77
79
81
81
80
● No external component required
● Internal SMD required
● Five sided metal shielding
● MTBF>1000Khours
5
4.5-9
12
15
±5
±12
±15
5
250
25
● RoHS Compliance
200
20
±300
±125
±100
600
±30
±12
±10
60
APPLICATIONS
The WRA_YMD-3W & WRB_YMD-3W Series are
specially designed for applications where a wide
range input voltage power supplies are isolated from
the input power supply in a distributed power supply
system on a circuit board.
12
9-18
22
40
80
9
333
33
12
15
24
±5
±12
±15
5
250
25
200
20
These products apply to:
125
12
1) Where the voltage of the input power supply is
wide range (Voltage range≤2:1);
±300
±125
±100
600
±30
±12
±10
60
2) Where isolation is necessary between input and
output(Isolation voltage≤1500VDC);
3) Where the regulation of the output voltage and
the output ripple noise are demanded.
24
18-36
9
333
33
12
15
24
±5
±12
±15
5
250
25
MODEL SELECTION
WRA0505YMD-3W
200
20
125
12
Rated Power
Package Style
Output Voltage
Input Voltage
±300
±125
±100
600
±30
±12
±10
60
Product Series
48
36-72
9
333
33
12
15
24
250
25
MORNSUN Science & Technology co.,Ltd.
Address: 2th floor 6th building, Huangzhou Industrial
District, Guangzhou, China
200
20
125
12
Tel: 86-20-38601850
Fax:86-20-38601272
Http://www.mornsun-power.com
* Input voltage can’t exceed this value, or will cause the permanent damage.
The copyright and authority for the interpretation of the products are reserved by Mornsun
Specifications subject to change without notice.
A/2-2009 Page 1 of 3
WRA_YMD-3W & WRB_YMD-3W