OFM-0203 - 20W Single Output Open Frame power Supply
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Standards
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General Specifications
| Input voltage |
85~264VAC 120~370VDC |
| Input frequency |
47-440Hz |
| AC current (typ.) |
0.48A/115VAC 0.32A/230VAC |
| Inrush current |
Cold start 22A/115V 41A/230V |
| Leakage current |
<3.5mA/240VAC |
| Voltage tolerance |
±2.0% |
| Setup, rise time |
300ms, 160ms/230VAC 300ms, 160ms/115VAC at full load |
| Hold time (typ.) |
80ms/230VAC 20ms/115VAC at full load |
| Overload protection |
Above 150% rated output power |
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Protection type: Hiccup mode, recovers automatically after fault condition is removed |
| Over voltage protection |
Protection type: Shut down o/p voltage, re-power on to recover |
| Over temperature protection |
Tj 145°C typically (U1) Detect on main control IC |
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Protection type: Shut down o/p voltage, recovers automatically after temperature goes down |
| Working temperature |
-10~+60°C (refer to output load derating curve) |
| Working humidity |
20 ~ 90% RH non-condensing |
| Storage temp., humidity |
-20 ~+85°C, 10 ~ 95% RH |
| Temp. coefficient |
±0.03%/°C (0~50°C) |
| Vibration |
10 ~ 500Hz, 2G 10min./1cycle, Period for 60min.each along X,Y,Z axes |
| MTBF |
476.7Khrs min. MIl-HDBK-217F (25°C) |
| Safety standard |
UL1950, TUV EN60950 approved |
| Withstand voltage |
I/P-O/P:3.0KVAC |
| Isolation resistance |
I/P-O/P:100M Ohms/500VDC |
| EMI conduction & radiation |
Compliance to EN50081-1, EN50082-1 |
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Output Data
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DC voltage
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Rated current
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Current range
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Rated power
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R & N (max)
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Voltage adj. range
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Line regulation
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Load regulation
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Efficiency (typ)
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OVP
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15V
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1.4A
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0~1.4A
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21W
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150mVp-p
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14.1~15.9V
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±0.3%
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±1.0%
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76%
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17.25~20.25V
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