Difference between revisions of "Gate drive ECO 2"
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*replace 2.0ohm (or 5.6 ohm) gate drive with 30 ohm. R14,R15,R18,R19,R22,R23 | *replace 2.0ohm (or 5.6 ohm) gate drive with 30 ohm. R14,R15,R18,R19,R22,R23 | ||
*On top of gate drive, add SOD-523 schottky diode (RB520S-30TE61CT-ND). The diode polarity band (cathode) should be towards the driver chips (U5,U6,U7) | *On top of gate drive, add SOD-523 schottky diode (RB520S-30TE61CT-ND). The diode polarity band (cathode) should be towards the driver chips (U5,U6,U7) | ||
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| + | =photos of correct diode orientation= | ||
| + | [http://18.85.17.197/ankle/C35.jpg] | ||
| + | [http://18.85.17.197/ankle/C36.jpg] | ||
Latest revision as of 06:51, 21 January 2009
GATE DRIVE ECO #2
Rev 110 (217) Powerboard
- replace 2.0ohm (or 5.6 ohm) gate drive with 30 ohm. R14,R15,R18,R19,R22,R23
- On top of gate drive, add SOD-523 schottky diode (RB520S-30TE61CT-ND). The diode polarity band (cathode) should be towards the driver chips (U5,U6,U7)
![[1]](http://18.85.17.197/ankle/C35.jpg){kind=link}
![[2]](http://18.85.17.197/ankle/C36.jpg){kind=link}