WRA-YMD-15W&WRB-YMD-15W Series
15W, WIDE INPUT, ISOLATED®ULATED DUAL/SINGLE OUTPUTDC-DC CONVERTER
SELECTION GUIDE
Input
Voltage(VDC)
Range
Output
Efficiency
(%)
Capacitor
Load Max
Order code
Voltage
(VDC)
Current
(mA)
Nominal
12
Max.*
20
WRA1205YMD-15W
WRA1212YMD-15W
WRA1215YMD-15W
WRB1203YMD-4000
WRB1205YMD-15W
WRB1212YMD-15W
WRB1215YMD-15W
WRA2405YMD-15W
WRA2412YMD-15W
WRA2415YMD-15W
WRB2403YMD-4000
WRB2405YMD-15W
WRB2412YMD-15W
WRB2415YMD-15W
WRA4805YMD-15W
WRA4812YMD-15W
WRA4815YMD-15W
WRB4803YMD-4000
WRB4805YMD-15W
WRB4812YMD-15W
WRB4815YMD-15W
WRA11005YMD-15W
WRB11005YMD-15W
9 -18
9 -18
±5
±12
±15
3.3
5
±1500
±625
±500
4000
82
85
85
79
82
85
84
84
86
86
80
83
85
85
85
87
87
81
83
86
86
85
84
±1020
±495
±165
10500
4020
12
12
12
12
12
12
24
24
24
24
24
24
24
48
48
48
48
48
48
48
110
110
20
20
20
20
20
20
40
40
40
40
40
40
40
80
80
80
80
80
80
80
155
155
FEATURES
◆Efficiency up to 87%
9 -18
9 -18
9 -18
3000
◆Wide (2:1)Input Range
9 -18
12
1250
1035
◆1.5KVDC Input/Output Isolation
◆Short Circuit Protection (automatic recovery)
◆Operating Temperature: -40°C to+85°C
◆Internal SMD construction
◆Metal Shielding Package
9 -18
15
1000
705
18 -36
18 -36
18 -36
18 -36
18 -36
18 -36
18 -36
36- 75
36- 75
36- 75
36- 75
36- 75
36- 75
36- 75
72-144
72-144
±5
±12
±15
3.3
5
±1500
±625
±500
4000
±1020
±495
±165
10500
4020
3000
◆Industry Standard Pin out
◆MTBF>1,000,000 hours
12
1250
1035
15
1000
705
±5
±12
±15
3.3
5
±1500
±625
±500
4000
±1020
±495
±165
10500
4020
◆RoHS Compliance
MODEL SELECTION
①
②
③
④
⑤
⑥
⑦
3000
WRB 24 05 Y M D -15W(3000)
12
1250
1035
①Product Series ②Input Voltage
③Output Voltage ④Wide (2:1) Input Range
⑤Metal Shield ⑥2"×1" DIP Package
15
1000
705
±5
5
±1500
3000
±1020
4020
⑦Rated Power(Output current)
*Input voltage can’t exceed this value, or will cause the permanent damage.
INPUT SPECIFICA TIONS
APPLICATIONS
Parameter
Test conditions
12 Vin models
Min.
Typ.
Max.
Units
VDC
The WRA_YMD-15W&WRB_YMD-15W series offer
15W of output,this series with 2:1 wide input voltage of
9-18,18-36 and 36-75VDC&72-144VDC and features
1500VDC isolation, short -circuit and over current protect
ion,as well as six sided shielding. All models are
particularly suited to tele-communications , industrial ,
test equipments power .
9
18
36
24 Vin models
48 Vin models
110 Vin models
17.8
35.8
72
Start-up volt age
72
144
Input filter
L-C
Start-up time
10
mS
OUTPUT SPECIFICA TIONS
Parameter
Test conditions
Min.
Typ.
Max.
Units
Output voltage accuracy
Load regulation
Refer to recommended circuit
From 10% to 100% load
±1
±3
±1
%
%
±0.5
±0.2
Line regulation
Input voltage from low to high
±0.5
±5
%
MICRODC RESERVES THE COPYRIGHT
Cross regulation(Dual)
Ripple and noise
%
20MHz Bandwidth
75
150
300
±5
mV
uS
%Vo
%
Transient recovery time
Transient peak deviation
Over current protection
Output Short Circuit
Trim
200
±3
130
25% load step change
Input voltage range
Input voltage range
120
150
Hiccup, automatic recovery
±10%Vo
VDC
Temperature drift (Vout)
±0. 02
±0. 03
%/℃
http://www.microdc.cn Technical Enquiries-Email:tech@microdc.cn Tel:0086-20-86000646
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