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skot / bitaxe

Open source ASIC Bitcoin miner hardware
GNU General Public License v3.0
846 stars 124 forks source link

402: DFM wishlist #169

Open skot opened 3 months ago

skot commented 3 months ago

C1 => Change to 0402 1Uf (same as C21 etc) C2 => 1276-1096-1-ND CL21A106KOQNNNE (same as 401) C17 C18 C19 C20 C51 => 445-6008-1-ND C3216X5R0J107M160AB (same as 401) C5 C7 => Change to 0402 1Uf (same as C21 etc)

skot commented 3 months ago

Change C51 footprint from 'Capacitor_SMD:C_1210_3225Metric' to 'Capacitor_SMD:C_1206_3216Metric'. Change C20 footprint from 'Capacitor_SMD:C_1210_3225Metric' to 'Capacitor_SMD:C_1206_3216Metric'. Change C19 footprint from 'Capacitor_SMD:C_1210_3225Metric' to 'Capacitor_SMD:C_1206_3216Metric'. Change C18 footprint from 'Capacitor_SMD:C_1210_3225Metric' to 'Capacitor_SMD:C_1206_3216Metric'. Change C17 footprint from 'Capacitor_SMD:C_1210_3225Metric' to 'Capacitor_SMD:C_1206_3216Metric'. Change C7 footprint from 'Capacitor_SMD:C_0805_2012Metric' to 'Capacitor_SMD:C_0402_1005Metric'. Change C5 footprint from 'Capacitor_SMD:C_0805_2012Metric' to 'Capacitor_SMD:C_0402_1005Metric'. Change C2 footprint from 'Capacitor_SMD:C_1206_3216Metric' to 'Capacitor_SMD:C_0805_2012Metric'. Change C1 footprint from 'Capacitor_SMD:C_0603_1608Metric' to 'Capacitor_SMD:C_0402_1005Metric'.

skot commented 3 months ago

the 100uF 1206 cap is only rated for 6.3V. That's a little too close to 5V for some of these. I'm going to switch it to GRM31CR61A107MEA8L which is even cheaper, and 10V.