WRA-YD-5W
＆
WRB-YD -5W
Series
5W, WIDE INPUT, ISOLATED & REGULATED DUAL/SINGLE OUTPUT DC-DC CONVERTER
SELECTION GUIDE
Input Voltage
Order code
(VDC)
WRB0503YD-1200
4.5–7
4.5–7
4.5–7
9–18
9–18
9–18
18–36
18–36
18–36
36–75
36–75
36–75
Voltage (VDC)
3.3
5
±5
3.3
5
±5
3.3
5
±5
3.3
5
±5
Current Max.
1200
1000
±500
1200
1000
±500
1200
1000
±500
1200
1000
±500
(%.Typ.)
75%
79%
82%
77%
81%
81%
79%
83%
83%
79%
83%
83%
Output
Efficiency
FEATURES
◆
Wide 2:1 Input Range
◆
Full SMD-Design
◆
High Efficiency up to 86%
◆
Extended Operating Temperature
◆
Range -40°C to 85°C
◆
I/O-isolation 1500 VDC
◆
Indefinite Short-Circuit Protection
◆
RoHS Compliance
◆
24-pin DIP with Industry Standard Pinout
WRB0505YD-5W
WRA0505YD-5W
WRB1203YD-1200
WRB1205YD-5W
WRA1205YD-5W
WRB2403YD-1200
WRB2405YD-5W
WRA2405YD-5W
WRB4803YD-1200
WRB4805YD-5W
WRA4805YD-5W
◆High
Reliability, MTBF >1 Mio. H
◆3
Year Product Warranty
Input Specifications
5 Vin models
Input current no load /full
load
12 Vin models
24 Vin models
48 Vin models
50mA / 1460mA typ.
20mA / 590mA typ.
5mA / 290mA typ.
3mA / 145mA typ.
4.4 VDC / 4.0 VDC
8.0 VDC / 8.0 VDC
16.0 VDC / 16.0 VDC
32.0 VDC / 32.0 VDC
10 V max.
25 V max.
50 V max.
100 V max.
1.0 A max.
EN 55022 level A, FCC part 15, level A
MODEL SELECTION
WRB 24 05 Y D -5W(1000)
①Product
Series
②Input
Voltage
③Output
Voltage
④Wide
(2:1) Input Range
⑤DIP24
Package Style
⑥Rated
Power(Output current)
①
②
③
④
⑤
⑥
5 Vin models
Start-up voltage / under
voltage shut down
12 Vin models
24 Vin models
48 Vin models
5 Vin models
Surge voltage (1 sec. max.)
12 Vin models
24 Vin models
APPLICATIONS
The WRA-YD-5W&WRB-YD-5W of 2:1.State of the art
SMD-technology guarantees a product with very high
reliability and good cost or performance ratio. High
efficiency allows an operating temperature range of -40℃
to +85
℃
without derating. I/O-isolation of 1500 VDC
Reverse voltage protection
Conducted noise (input)
48 Vin models
Output Specifications
Voltage set accuracy
–Input
variation Vin min. to Vin max.
–Load
variation 10–100 %
Regulation
–single
output models
–dual
output models balanced load
–dual
output models unbalanced
Ripple and noise (20 MHz Bandwidth)
Temperature coefficient
Output current limitation
Short-circuit protection
1 % max.
1 % max.
3 % max.
50 mVpk-pk max.
±
0.02 % /K
>120 % of I
out
max., constant
indefinite (automatic recovery)
–single
output models
–dual
output models
6800 µF max.
1000 µF max. (each output)
1%
0.3 % max.
together with conducted noise compliance to EN 55022-A
and FCC, level A makes these converters ideal for a wide
range of applications in communications, mobile battery
powered equipments and industrial systems.
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Capacitive load
Technical Enquiries-Email:tech@microdc.cn Tel:0086-20-86000646
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