© 2011 fairchild semiconductor corporation febfan6920mr_t02u120a • rev. 1.0.0 user guide for febfan6920mr_t02u120a evaluation board fan6920mr bcm pfc with a qr pwm combination controller, fan7382mx high- side driver, fan6204my secondary-side synchronous rectifier 19v/120w featured fairchild product:...
© 2011 fairchild semiconductor corporation 2 febfan6920mr_t02u120a • rev. 1.0.0 table of contents 1. Introduction ............................................................................................................................... 4 1.1. General specifications ...............................
© 2011 fairchild semiconductor corporation 3 febfan6920mr_t02u120a • rev. 1.0.0 14. Hold-up time ......................................................................................................................... 15 14.1. Test condition ............................................................
© 2011 fairchild semiconductor corporation 4 febfan6920mr_t02u120a • rev. 1.0.0 the following user guide supports the demonstration kit for the fan6920mr. It should be used in conjunction with the fan6920mr, fan7382mx, and fan6204my datasheets as well as fairchild’s application notes and technical s...
© 2011 fairchild semiconductor corporation 5 febfan6920mr_t02u120a • rev. 1.0.0 v dd voltage level voltage stress on mosfet & rectifiers current harmonic test emi test surge test esd test system reliability test 2. Input current 2.1. Test condition measure the ac input current at maximum loading. 2....
© 2011 fairchild semiconductor corporation 6 febfan6920mr_t02u120a • rev. 1.0.0 3.3. Measured waveform figure 1. 90v / 60hz at no load, ch1: v dd , ch4: v ds figure 2. 264v / 50hz at no load, ch1: vdd, ch4: v ds.
© 2011 fairchild semiconductor corporation 7 febfan6920mr_t02u120a • rev. 1.0.0 4. Turn-on time 4.1. Test condition set output at maximum loading. Measure the interval between ac plug-in and stable output. 4.2. Test result input voltage turn-on time (s) 90v / 60hz 1.563 264v / 50hz 0.914 4.3. Measur...
© 2011 fairchild semiconductor corporation 8 febfan6920mr_t02u120a • rev. 1.0.0 5. Dc output rising time 5.1. Test condition set output at maximum loading. Measure the time interval between 10% and 90% output during startup. 5.2. Test result input voltage maximum load (ms) no load (ms) specification...
© 2011 fairchild semiconductor corporation 9 febfan6920mr_t02u120a • rev. 1.0.0 figure 7. 90v / 60hz at no load, ch1 v o , ch4: v dc figure 8. 264v / 50hz at no load, ch1: v o , ch4: v dc.
© 2011 fairchild semiconductor corporation 10 febfan6920mr_t02u120a • rev. 1.0.0 6. Line & load regulation 6.1. Test condition measure line & load regulation according to the table below. 6.2. Test result input voltage output voltage at maximum load (v) output voltage at minimum load (v) load regula...
© 2011 fairchild semiconductor corporation 11 febfan6920mr_t02u120a • rev. 1.0.0 8. Light-load specification 8.1. Test condition output wattage at light load. 8.2. Test result output wattage actual output wattage input wattage specification 0w 115v ac 0 0.166 input watt 230v ac 0 0.184 0.5w 115v ac ...
© 2011 fairchild semiconductor corporation 12 febfan6920mr_t02u120a • rev. 1.0.0 10. Output ripple & noise 10.1. Test condition ripple and noise are measured by using a 20mhz bandwidth-limited oscilloscope with a 10 f capacitor paralleled with a high-frequency 0.1f capacitor across each output. 10...
© 2011 fairchild semiconductor corporation 13 febfan6920mr_t02u120a • rev. 1.0.0 11. Step response 11.1. Test condition dynamic loading (20%~80% of the full load, 5ms duty cycle, and 2.5a/µs rise / fall time). 11.2. Test result input voltage overshoot (mv) undershoot (mv) 115v / 60hz 187.5 167.5 230...
© 2011 fairchild semiconductor corporation 14 febfan6920mr_t02u120a • rev. 1.0.0 12. Over-voltage protection 12.1. Test condition short the secondary side of opto-coupler at maximum load. 12.2. Test result input voltage output voltage (maximum value) (v) 115v/60hz 23.4 230v/50hz 23.4 12.3. Measured ...
© 2011 fairchild semiconductor corporation 15 febfan6920mr_t02u120a • rev. 1.0.0 13. Over-power protection 13.1. Test condition increase output loading gradually. 13.2. Test result input voltage output power (w) output current (a) specification 90v/60hz 156.01 8.236 >120% 115v/60hz 155.78 8.221 230v...
© 2011 fairchild semiconductor corporation 16 febfan6920mr_t02u120a • rev. 1.0.0 14.3. Measured waveform ch4: v o ch1: v ac figure 15. 90v / 60hz at maximum load ch4: v o ch1: v ac figure 16. 264v / 50hz at maximum load.
© 2011 fairchild semiconductor corporation 17 febfan6920mr_t02u120a • rev. 1.0.0 15. Short-circuit protection 15.1. Test condition short the output of the power supply. The power supply should enter “hiccup” mode protection with less than 2w input voltage. 15.2. Test result input voltage input watta...
© 2011 fairchild semiconductor corporation 18 febfan6920mr_t02u120a • rev. 1.0.0 16. Brownout test 16.1. Test condition set output at maximum loading. Decrease input voltage with 5vac step. Record input wattage and output voltage. After the output is off, increase the ac voltage gradually and record...
© 2011 fairchild semiconductor corporation 19 febfan6920mr_t02u120a • rev. 1.0.0 17.2. Measured waveform ch2: v dd ch3: opwm figure 19. 90v / 60hz at maximum load ch2: v dd ch4: cspwm figure 20. 90v / 60hz at output short circuited.
© 2011 fairchild semiconductor corporation 20 febfan6920mr_t02u120a • rev. 1.0.0 ch2: v dd ch3: opwm figure 21. 264v / 50hz at maximum load ch2: v dd ch3: opwm figure 22. 264v / 50hz at output short circuited.
© 2011 fairchild semiconductor corporation 21 febfan6920mr_t02u120a • rev. 1.0.0 18. Voltage stress on mosfet & rectifiers 18.1. Test condition measure the voltage stress on mosfet and secondary rectifiers under below specified conditions. 18.2. Test result input voltage stress on mosfet (v) rating ...
© 2011 fairchild semiconductor corporation 22 febfan6920mr_t02u120a • rev. 1.0.0 ch1: v ds_sr ch2: v ds_pwm ch4: v o figure 24. 264v/50hz short circuit ch1: v ds_sr ch2: v ds_pwm ch4: v o figure 25. 264v/50hz max load turn off.
© 2011 fairchild semiconductor corporation 23 febfan6920mr_t02u120a • rev. 1.0.0 19. Current harmonic test 19.1. Test condition load: pi=75w & maximum load. 19.2. Test result input voltage full load specification pf thd (%) 90v / 60hz pi=75w 0.997 4.84 iec1000-3-2 class d max. Load 0.999 2.97 115v /...
© 2011 fairchild semiconductor corporation 24 febfan6920mr_t02u120a • rev. 1.0.0 20. Emi test figure 26. Conduction line at 115v ac full load figure 27. Conduction line at 230v ac full load figure 28. Conduction neutral at 115v ac full load figure 29. Conduction neutral at 230v ac full load figure 3...
© 2011 fairchild semiconductor corporation 25 febfan6920mr_t02u120a • rev. 1.0.0 figure 32. Conduction neutral at 115v ac 75% load figure 33. Conduction neutral at 230v ac 75% load figure 34. Conduction line at 115v ac 50% load figure 35. Conduction line at 230v ac 50% load figure 36. Conduction neu...
© 2011 fairchild semiconductor corporation 26 febfan6920mr_t02u120a • rev. 1.0.0 figure 38. Conduction line at 115v ac 25% load figure 39. Conduction line at 230v ac 25% load figure 40. Conduction neutral at 115v ac 25% load figure 41. Conduction neutral at 230v ac 25% load.
© 2011 fairchild semiconductor corporation 27 febfan6920mr_t02u120a • rev. 1.0.0 21. Surge test mode polarity phase voltage condition l-pe ± 0∘ 6kv pass ± 90∘ pass ± 180∘ pass ± 270∘ pass n-pe ± 0∘ 6kv pass ± 90∘ pass ± 180∘ pass ± 270∘ pass l-n ± 0∘ 1kv pass ± 90∘ pass ± 180∘ pass ± 270∘ pass 22. E...
© 2011 fairchild semiconductor corporation 28 febfan6920mr_t02u120a • rev. 1.0.0 23. System reliability test no. Test item test condition test result 1. Output open/short v in = 264v ac t a = room temperature output – press output short-circuit protect for 1 second and release for 1 second for one t...
© 2011 fairchild semiconductor corporation 29 febfan6920mr_t02u120a • rev. 1.0.0 24. Photographs figure 43. Top view figure 44. Lateral view.
© 2011 fairchild semiconductor corporation 30 febfan6920mr_t02u120a • rev. 1.0.0 25. Schematic figure 45. Evaluation board schematic.
© 2011 fairchild semiconductor corporation 31 febfan6920mr_t02u120a • rev. 1.0.0 26. Board layout figure 46. Evaluation board layout (mother board), top overlay figure 47. Evaluation board layout (mother board), bottom overlay figure 48. Evaluation board layout (mother board), bottom layer.
© 2011 fairchild semiconductor corporation 32 febfan6920mr_t02u120a • rev. 1.0.0 figure 49. Evaluation board layout (daughter card), top overlay figure 50. Evaluation board layout (daughter card), bottom overlay figure 51. Evaluation board layout (daughter card), bottom layer.
© 2011 fairchild semiconductor corporation 33 febfan6920mr_t02u120a • rev. 1.0.0 27. Bill of materials, main board component qty. Part no. Manufacturer reference jumper wire 0.8ψ(mm) 9 jp6 jp1 jp10 jp7 jp9 jp8 jp3 jp4 jp5 ac wire 1.5ψ(mm) 1 jp11 non-inductive wire wound resistor 1w 0Ω27 ±5% 1 r21 sm...
© 2011 fairchild semiconductor corporation 34 febfan6920mr_t02u120a • rev. 1.0.0 component qty. Part no. Manufacturer reference smd 1206 104p 50v ±10% 1 c8 electrolytic cap. 820µ 25v 105 ℃ 3 kzh ncc c5 c6 c7 electrolytic cap. 120µ 420v 105°c 1 pag ncc c4 mpe cap. 0.33µ 450v ±10% 1 c2 mpe cap. 1µ 450...
© 2011 fairchild semiconductor corporation 35 febfan6920mr_t02u120a • rev. 1.0.0 27.1. Bill of materials, fan7382 card component qty. Part no. Manufacturer reference smd resistor 0805 59Ω±1% 2 r32 r33 smd resistor 1206 0Ω±5% 3 r34 d10 d11 smd 1206 104p 50v ±10% 1 c24 smd 1206 105p 50v ±10% 1 c23 smd...
© 2011 fairchild semiconductor corporation 36 febfan6920mr_t02u120a • rev. 1.0.0 28. Specification approval.
© 2011 fairchild semiconductor corporation 37 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 38 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 39 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 40 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 41 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 42 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 43 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 44 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 45 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 46 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 47 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 48 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 49 febfan6920mr_t02u120a • rev. 1.0.0
© 2011 fairchild semiconductor corporation 50 febfan6920mr_t02u120a • rev. 1.0.0 29. Revision history rev. Date description 1.0.0 2/2012 initial release warning and disclaimer replace components on the evaluation board only with those parts shown on the parts list (or bill of materials) in the users...
Mouser electronics authorized distributor click to view pricing, inventory, delivery & lifecycle information: fairchild semiconductor : febfan6920mr_t02u120a.
