Fairchild GreenBridge FDMC2523P User manual

Manual is about: Evaluation Kit for Power Over Ethernet 90 W Active Clamp Forward DC-DC Converter, MLP 4.5x5 GreenBridge

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Summary of GreenBridge FDMC2523P

Page 1
To learn more about on semiconductor, please visit our website at www.Onsemi.Com is now part of on semiconductor and the on semiconductor logo are trademarks of semiconductor components industries, llc dba on semiconductor or its subsidiaries in the united states and/or other countries. On semicondu...
Page 2: Mlp 4.5X5 Greenbridge™
© 2013 fairchild semiconductor corporation febfdmq8203_90w • rev. 1.0.1 user guide for greenbridge™ evaluation kit for power over ethernet 90 w active clamp forward dc-dc converter mlp 4.5x5 greenbridge™ power 33/56 shielded gate powertrench® mosfet featured fairchild products: fdmq8203 fdms86200 fd...
Page 3: Table of Contents
© 2013 fairchild semiconductor corporation 2 febfdmq8203_90w • rev. 1.0.1 table of contents 1. Introduction ............................................................................................................................... 3 1.1. Description ................................................
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© 2013 fairchild semiconductor corporation 3 febfdmq8203_90w • rev. 1.0.1 this user guide supports the evaluation kit for greenbridge™ and shielded gate powertrench ® mosfet applying to a power device (pd) of power over ethernet (poe). It should be used in conjunction with their datasheets as well a...
Page 5
© 2013 fairchild semiconductor corporation 4 febfdmq8203_90w • rev. 1.0.1 table 1. Mosfet parameters part number package type bv dss (v) r ds(on) [mΩ] at 10 v gs qg [nc] at 10 v gs c oss [pf] max. Max. Max. Fdmq8203 mlp 4.5x5 n-ch 100 110 5 55 p-ch -80 190 19 65 fdmc86102 power33 n-ch 100 24 13 175 ...
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© 2013 fairchild semiconductor corporation 5 febfdmq8203_90w • rev. 1.0.1 3. Photographs figure 2. Top side view of evaluation kit figure 3. Bottom side view of evaluation kit.
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© 2013 fairchild semiconductor corporation 6 febfdmq8203_90w • rev. 1.0.1 4. Setup and test procedure table 3. Test point descriptions test point label descriptions j6 aux+ measurement test point for positive aux input voltage j7 aux- measurement test point for negative aux input voltage j8 vin+ mea...
Page 8
© 2013 fairchild semiconductor corporation 7 febfdmq8203_90w • rev. 1.0.1 5. Performance of evaluation board figure 5 through figure 9 show the measured efficiency and power loss on the evaluation board when operated under the conditions in table 4. This board is optimized for 3.3 v out , 300 khz f ...
Page 9
© 2013 fairchild semiconductor corporation 8 febfdmq8203_90w • rev. 1.0.1 figure 7. Thermal performance comparison: greenbridge™ vs. Diode bridge at v out =3.3, f sw = 300 khz, soaking=3 minutes, t a =25°c figure 8. Top-side thermal data at v in =48 v, v out =3.3 / i out = 27 a, f sw = 300 khz, soak...
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© 2013 fairchild semiconductor corporation 9 febfdmq8203_90w • rev. 1.0.1 s210 diode bridge fdmq8203 greenbridge™ 42 v in 89.6°c 63.0°c 48 v in 83.8°c 58.3°c 57 v in 77.0°c 55.2°c figure 9. Thermal image comparison: greenbridge™ vs. Diode bridge v out =3.3 v, i out = 27 a, f sw =300 khz, soaking=3 m...
Page 11
© 2013 fairchild semiconductor corporation 10 febfdmq8203_90w • rev. 1.0.1 6. Printed circuit board pcb layout (100 mm x 70 mm, 4-layer, fr-4). Figure 10. Sst (top side) layer figure 11. Ssb (bottom side) layer figure 12. Top & smt layer figure 13. Bot & smb layer figure 14. Inner1 (power) layer fig...
Page 12
© 2013 fairchild semiconductor corporation 11 febfdmq8203_90w • rev. 1.0.1 7. Schematic figure 16. Greenbridge™ & pd controller block schematic t2 p d1 7 s 31 0 pw r g d + c1 2 33uf/63v c1 1 56 nf /1 00v r1 7 3. 3k vi n + r1 5 12 0 r1 4 49. 9 r1 1 82 k p 48v r1 2 20k r1 3 0 r1 6 8. 2 p4 8v c1 0 0. 1...
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© 2013 fairchild semiconductor corporation 12 febfdmq8203_90w • rev. 1.0.1 figure 17. Active clamp forward dc-dc block schematic r4 7 20k r4 8 50k 1% u5 hm ha 2 80 1 vi n + r1 8 91 0 r2 2 82 0 j9 gn d 1 1 r1 9 28 k d1 0 bat 54 c13 10u/35 v r2 0 1 k r2 4 10k r2 1 nc r2 3 499 r2 5 nc j1 0 vou t + 1 1 ...
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© 2013 fairchild semiconductor corporation 13 febfdmq8203_90w • rev. 1.0.1 8. Bill of materials # qty. Reference part name vendor comment 1 8 c1,c2,c3,c4,c5,c6,c 7,c8 1 nf / 1005 any 1 nf / 50 v / 1005 2 8 c9,d11,c17,c18, r21,r25,r40,q50 nc 3 1 c10 c2012x7r2a104k tdk 0.1 µf / 100 v / 2012 4 1 c11 vj...
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© 2013 fairchild semiconductor corporation 14 febfdmq8203_90w • rev. 1.0.1 # qty. Reference part name vendor comment 32 1 q49 mmbt2222a fairchild semiconductor npn transistor 33 1 q54 fdmc2523p fairchild semiconductor (-)150 v 1.5 Ω mosfet 34 9 r1,r2,r3,r4,r5,r6,r 7,r8,r9 20 kΩ / 1005 any 20 kΩ / 10...
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© 2013 fairchild semiconductor corporation 15 febfdmq8203_90w • rev. 1.0.1 9. Revision history rev. Date description 1.0.0 september 2013 initial release 1.0.1 november 2013 fixed typo table 4 vout to vin warning and disclaimer replace components on the evaluation board only with those parts shown o...
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Www.Onsemi.Com 1 on semiconductor and are trademarks of semiconductor components industries, llc dba on semiconductor or its subsidiaries in the united states and/or other countries. On semiconductor owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectua...