LED displays
Two-color, high luminance numeric
displays
LA-421 AK Series
The LA-421 AK series are two-color,
high luminance numeric displays de-
signed to be used in bright locations.
Red, green and orange displays are
possible.
FFeatures
1) Height of display : 11 mm.
2) Dimensions : 12.5
17.5
7 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.
6) Red, green and orange displays are
possible.
FExternal
dimensions (Units: mm)
FSelection
guide
FPin
assignments
188
LED displays
FInternal
circuit schematic (example of common cathode)
LA-421 AK Series
(example of common anode)
FAbsolute
maximum ratings (Ta = 25_C)
FElectrical
and optical characteristics (Ta = 25_C)
FLuminous
intensity
189