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OBM35 Series
1 /2Pages

OBM35 Series

OBM35 Series
1 /2Pages

Catalog excerpts

OBM35 Series-1

Features 3 x 5 inch footprint with 1.5 inch low profile 100-240 VAC input with active PFC Meet EN55022 and FCC Class B Power Factor 0.98 typical Short-circuit protection Power Fail Detect (PFD) signal Inhibit - TTL high to disable output Compliant with RoHS requirements Efficiency greater than 87% Input Voltage range 90-264VAC. Output Power See table. Voltage/current See table. Ripple and noise 1% peak to peak maximum. Remote sense Compensation for cable losses up to 0.5V. Over voltage protection Set at 112-140% of its nominal output voltage. Over current protection Output protected to short circuit conditions. Temperature coefficient ±0.04%/°C max. Transient response Max excursion of 4% or better on all models, recovering to 1% of final value within 500us after a 25% step load change. Fan power 12V at 250 mA maximum. Relative humidity 5-95% non-condensing. Derating Derate from 100% at +50°C linearly to 50% at +70°C, applicable to convection and forced-air cooling conditions. Derating Curve POWERBOX ndustrial Line 200 OBM35 Series 200W Single Output AC/DC Switch Mode Power Supply General Switching frequency 100KHz typical. Efficiency 87% minimum on all models. Line regulation ±0.5% max at full load. cold start. Withstand voltage 3,000VAC from input to output. 1,500VAC from input to ground. 500VAC from output to ground. MTBF 300,000 hours at full load at 25°C ambient, Interface Signals PFD TTL high for normal operation, low upon loss of input power, turn-on delay time 100-1000 ms, turn-off delay time 1 ms minimum Inhibit TTL high to turn off output. Standards Safety standardsUL60950-1, CSA C22.2 No 60950-1, TUV EN60950-1. EMC performance EN55022 Class B conducted, Class B radiated. FCC Class B conducted, Class B radiated. VCCI Class B conducted, Class B radiated. EN61000-3-2 Harmonic distortion Class A and D. EN6100-4-8 Magnetic field immunity, 1A/m. EN61000-4-11 Voltage dips, 30% reduction for 500ms,

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OBM35 Series-2

POWERBOX idustrial Line 200 OBM35 Series 200W Single Output AC/DC Switch Mode Power Supply Model Output Min Max Current Max Current Tol Ripple & Max 1. Suffix “B” in model numbers denotes U-bracket form. Change suffix “B” to “C” for enclosed form with cover-and-fan assembly, e.g. OBM35046C. 2. 150 W without moving air or 200 W with 5.3 CFM forced air provided by user for “B” version, 200 W for “C” version with cover-and-fan assembly. The adequacy of cooling air is judged by the measured core temperature of transformer T1 below 75° at 25° ambient, or below 100° at 50° ambient. 3....

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