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| 1/3 VOF-25 Switching Power Supply Rev. 07-2007 Features * * * * * * * * RoHS Compliant Universal input 85~264 Vac Output over-current protected Output over-voltage protected Industry standard foot-print Efficiency up to 82% Safety approved to TUV, CE; UL/cUL Conducted EMI meets EN55022 class B and FCC class B Model VOF-25-3.3 VOF-25-5 VOF-25-7.5 VOF-25-9 VOF-25-12 VOF-25-15 VOF-25-24 Notes: Voltage (V) 3.3 5 7.5 9 12 15 24 Current (A) 4.4 4.4 3.0 2.7 2.0 1.6 1.0 Total 1,2 Regulation 5% 5% 5% 5% 5% 5% 5% Ripple & Noise 3 (mVp-p max) 50 50 75 90 120 150 240 Efficiency (%) 70 73 73 77 80 80 82 1. Measured from High Line to Low Line at Full load. 2. Measured from Full load to 10% load at 110 VAC. 3. Ripple & Noise measured at 20 MHz BW, with a 0.1 F ceramic cap and a 10 F electrolytic cap on the output and two earth ground pads are connected to input earth ground. Derating Curves 1. Output Power vs. Ambient temperature a. 3.3 V and 5 V models b. All other models (%) (%) (18 CFM) 2. Output Power vs. Input Voltage All Models (%) Input Voltage (VAC) V-INFINITY LLC, 9615 SW Allen Blvd., Suite 103, Beaverton, OR 97005 1-866-372-1258 www.v-infinity.com (%) 2/3 VOF-25 Switching Power Supply Rev. 07-2007 Input Parameter Input Frequency Input Voltage Input Current Inrush Current Input fuse Conditions/Description Output power derated from 85-90 VAC AC Input of 110 VAC AC Input of 210 VAC Measured at 110 VAC at full load, cold start Measured at 220 VAC at full load, cold start Built-in, non-user serviceable. Min 47 85 700 350 20 40 Nom Max 63 264 Units Hz VAC mA mA A A Output Parameter Efficiency Hold up time Adjustability Temp. Coefficient Conditions/Description Min Nom See table above. Typical values measured at 115 VAC, full load. At 115 VAC, full load 16 Adjustable with built-in trim pot. -5 -0.05 Max Units mS % %/C +5 +0.05 Protection Circuit Parameter Overload Output Over-voltage Short Circuit Conditions/Description Current limiting starts at 105% of the rated output current and recovers automatically. Output voltage is limited to 115% by TVS clamping. Protected. Long term short circuit may reduce reliability. General and Safety Parameter Operating temp. Storage temp. Operating humid. Storage humid. Operating altitude Storage altitude EMI Safety RoHS Leakage Current Isolation Voltage (HI-POT) Conducted emissions comply with FCC class B, EN55022 class B Approved to TUV EN60950, CE, CB; UL/cUL 60950-1 2002/95/EC Per EN60950, 264 VAC Applied for 1 minute. Primary to secondary: Primary to transformer core: Primary to earth ground: Measured at 500 VDC, at room temp. MIL-HDBK-217F Standard Warranty Length 1.5 3000 1500 1500 50 250K 2 mA VAC VAC VAC M hours years Conditions/Description See derating curves. Non-condensing Non-condensing Min 0 -20 20% 20% Nom Max 50 85 90% 95% 3,000 10,000 9,000 30,000 Units C C RH RH m ft m ft Insulation Resistance MTBF ( @ 25C) Warranty V-INFINITY LLC, 9615 SW Allen Blvd., Suite 103, Beaverton, OR 97005 1-866-372-1258 www.v-infinity.com 3/3 VOF-25 Switching Power Supply Rev. 07-2007 Mechanical Parameter Dimensions Weight Cooling method Conditions/Description 3.5"(88.9mm) x 2"(51mm) x 0.8"(20.32mm) 0.09 free air convection (see derating curve on p. 1) kg Min Nom Max Units Mating Connectors Parameter AC Input (CN1) DC Output (CN2) Conditions/Description Mates with Molex housing 09-50-3031 with Molex 2878 series crimp contact. Mates with Molex housing 09-50-3041 with Molex 2878 series crimp contact. Outline Drawing 90.0 3.54 81.90.1 3.22 51.0 2.01 3 2 1 CN2 42.80.1 1.68 4 3 CN2 2 1 CN1(0411-3P) 1 N 2 no pin 3 L CN2(0411-4P) VADJ 3.5 (4 PLCS) MOUNTING HOLE 1 -V 2 -V 3 +V 4 +V *Tolerance: 1 *Dimensions in mm 20.32 0.80 3.0 MAX (LEAD) *V-Infinity reserves the right to make changes to its products or to discontinue any product or service without notice, and to advise customers to verify the most up-to-date product information before placing orders. V-Infinity assumes no liability or responsibility for customer's applications using V-Infinity products other than repair or replacing (at V-I's option) V-Infinity products not meeting V-I's published specifications. Nothing will be covered outside of standard product warranty. V-INFINITY LLC, 9615 SW Allen Blvd., Suite 103, Beaverton, OR 97005 1-866-372-1258 www.v-infinity.com |
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