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