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WRA4812YD-8W Datasheet(PDF) 2 Page - Microdc power Technology Co., Ltd

Part # WRA4812YD-8W
Description  8W, WIDE INPUT, ISOLATED & REGULATED DUAL/SINGLE OUTPUT DC-DC CONVERTER
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Manufacturer  MICRODC [Microdc power Technology Co., Ltd]
Direct Link  http://www.microdc.cn/
Logo MICRODC - Microdc power Technology Co., Ltd

WRA4812YD-8W Datasheet(HTML) 2 Page - Microdc power Technology Co., Ltd

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WRA-YD-8W&WRB-YD-8W
WRA-YD-8W&WRB-YD-8W Series
Series
http://www.microdc.cn
Technical Enquiries-Email:tech@microdc.cn Tel:0086-20-86000646
Page 2 of 4
Input
Input Specifications
Specifications
Input current (no load)
05 Vin models:
25 mA typ.
12 Vin models:
20 mA typ.
24 Vin models:
15 mA typ.
48 Vin models:
10 mA typ.
Input current (full load)
05 Vin;
3.3 Vout models:
2000 mA typ.
05 Vin;
other output models:
1600 mA typ.
12 Vin;
3.3 Vout models:
700 mA typ.
12 Vin;
other output models:
820 mA typ.
24 Vin;
3.3 Vout models:
350 mA typ.
24 Vin;
other output models:
400 mA typ
48 Vin;
3.3 Vout models:
170 mA typ.
48 Vin;
other output models:
200 mA typ.
Surge voltage (100 msec. max.)
12 Vin models:
36 V max.
24 Vin models:
50 V max.
48 Vin models:
100 V max.
Conducted noise (input)
EN 55022 level A, FCC part 15, level A
ESD (input)
EN 61000-4-2, Perf. Criteria B
Fast Transient (input)
EN 61000-4-4, Perf. Criteria B
Surge (input)
EN 61000-4-5, Perf. Criteria B
Output
Output Specifications
Specifications
Voltage set accuracy
± 2%
Regulation
– Input variation Vin min. to Vin max
0.2 % max.
– Load variation 25 – 100%
single output models:
1 % max.
dual output models:
1 % max.
– Load cross variation 25 % / 100 %
5 % max.
Temperature coefficient
0.02 % /K
Ripple and noise (20 MHz Bandwidth)
50 mVpk-pk max.
Start up time (nominal Vin and constant
600 ms typ.
Transient response(25% load step change)
200 μs typ.
Short circuit protection
continuous (automatic recovery)
Over load protection
150% of Iout max typ. foldback
Minimum load (only for dual output models)
10% of rated max current (operation at lower load
condition will not damage these converters,
however, they may not meet all listed specifications)
Capacitive load
3.3 Vout models:
3300 μF max
5 Vout models / ± 5 Vout models:
1600 μF max. / ± 1000 μF max.
12 Vout models / ±12 Vout models:
350 μF max. / ± 160 μF max.
15 Vout models / ±15 Vout models:
240 μF max. / ± 100 μF max.
General
General Specifications
Specifications
Temperature ranges
– Operating
–40 °C to +85 °C
– Case temperature
+100 °C max.
– Storage
–55 °C to +105 °C
Derating
3.3% /K above 70°C
Humidity (non condensing)
95 % rel H max.


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