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| From: | Eric Parsonage |
| Subject: | Re: [Paparazzi-devel] Booz power board current capacity. |
| Date: | Mon, 14 Jun 2010 13:41:39 +0930 |
Antoine > I think the 225W figure is the power dissipation rating Yes I just checked the data sheet and you are correct. > - the > transistor itself is rated 80 amps I have 5 of these powerboards made up and would prefer to use them over anything else. The motors that are about to be connected up are http://www.bungymania.com/imageshome/includes3/motorperf1.php?id=70 Using the ubiquitous 10x4.5 props I have run a test and at full throttle on 3s I was drawing 16A with one motor which means potentially 64A for four motors. What do you think ? DO I have enough margin ? Regards Eric PS Any news on Lisa ? Will IMU boards be available with Lisa ?
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