RoboteQ Dual Channel Digital Motor Controller AX500 用户手册

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The AX500’s heatsink is located at the bottom of the board. This requires therefore that the 
board be mounted with spacers that are at minimum 0.6” (15mm). 

When mounting the board, and if current is expected to be above 7A on average, ensure 
that there can be a natural or forced convection flow to remove the heat. Mounting the 

0.15" (3.8mm)

0.15"

(3.8mm)

0.15" (3.8mm)

0.15"

(3.8mm)

1.25"
(31.75mm)

4.20"

(106.7mm)

4.20" (106.7mm)

0.15" (3.8mm)

0.15"
(3.8mm)

2.90" (73.7mm)

1.875" (47.6mm)

0.15" (3.8mm)

1.10" 

(74.0mm)

2.00" 

(50.8mm)

FIGURE 86. AX500 top view and dimensions

0.6" (15mm) or longer spacer

FIGURE 87. Use spacers to provide clearance for heatsink