external dimensions (units: mm) 170 led displays high efficiency, single-character alphanumeric displays la-131 ak series the la-131 ak series are led alpha- numeric displays designed to be used in bright locations. the height of the character is 25.4 mm, and the color is bright red. these displays have been designed for use as large numeric dis- plays. features 1) height of character : 25.4 mm. 2) dimensions : 22.8 33 9 mm. 3) common anode and common cath- ode configurations are available. 4) the package surface is painted black and the segments are milky white. 5) high luminance, clear display. selection guide pin assignments
171 led displays la-131 ak series internal circuit schematic (example of common anode) absolute maximum ratings (ta = 25 c) electrical and optical characteristics (ta = 25 c) luminous intensity
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