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Specifications |
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Input |
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Input Voltage Range |
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12 V (9-18 VDC)
24 V (18-36 VDC)
48 V (36-75 VDC) |
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Input Current |
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See table on datasheet |
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Input Reflected Ripple Current |
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20 mA rms through 12 µH inductor, 5 Hz to 20 MHz
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Under Voltage Lockout |
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12 V models On 8.6 V, Off 7.9 V typical
24 V models On 17.8 V, Off 16 V typical
48 V models On 33.5 V, Off 30.5 V typical |
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Input Surge |
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12 V models 30 VDC for 100 ms
24 V models 50 VDC for 100 ms
48 V models 100 VDC for 100 ms
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Isolation Resistance |
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109Ω min |
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Output |
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Output Voltage |
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See table on datasheet |
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Minimum Load |
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No minimum load required
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Line Regulation |
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±0.5% max
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Load Regulation |
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±0.5% max for single and dual outputs except ±0.8% for D03 versions
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Cross Regulation |
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±5% max on dual output models, see note 2
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Setpoint Accuracy |
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±1.0% max |
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Start Up Delay |
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<20 ms
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Start Up Rise Time |
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<5 ms
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Ripple & Noise |
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75 mV pk-pk max, see note 3 of datasheet |
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Transient Response |
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±3% max deviation, recovery to within 1% in 250 µs for a 25% load change |
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Temperature Coefficient |
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0.02%/°C |
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Overcurrent Protection |
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>140% of full load at nominal input
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Short Circuit Protection |
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Trip & restart (Hiccup mode) with auto recovery |
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Capacitive Load |
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See table |
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General |
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Efficiency |
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See table on datasheet |
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Isolation Voltage |
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1500 VDC Input to Output,
optional 3500 V, see note 4
1500 VDC Input to Case
1500 VDC Output to Case |
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Isolation Capacitance |
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1200 pF typical |
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Switching Frequency |
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300 kHz typical
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MTBF |
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>1.1 MHrs to MIL-HDBK-217F at 25 ºC, GB
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Environmental |
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Operating Temperature |
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-40 °C to +100 °C, derate from 100% load at +70 °C to 0% load at +100 °C
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Case Temperature |
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+100 °C max |
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Storage Temperature |
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-40 °C to +125 °C |
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Cooling |
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Convection-cooled
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Operating Humidity |
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Up to 95% RH, non-condensing
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EMC and Safety |
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Emissions |
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EN55022, Class A conducted
& radiated with external components,
see application note
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ESD Immunity |
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EN61000-4-2, 8 kV air, 6 kV contact,
Perf Criteria A
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Radiated Immunity |
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EN61000-4-2, 8 kV air, 6 kV contact,
Perf Criteria A
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EFT/Burst |
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EN61000-4-4 level 3, Perf Criteria B*
(*External input capacitor required 220 µF/100 V) |
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Surge |
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EN61000-4-5 level 2, Perf Criteria B*
*External input capacitor required 220 µF/100 V)
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Conducted Immunity |
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EN61000-4-6 10 V/rms,Perf Criteria A |
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Magnetic Fields |
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EN61000-4-8 1 A/m, Perf Criteria A |