Bicolour Leds (3-Lead Types) - Peak Atlas DCA75 Pro User Manual

Peak Atlas DCA Pro User Guide

Bicolour LEDs (3-lead types)

The type of bicolour LED is shown
here, in this example we have a
common cathode variety.
The pinout and V
internal LED are then shown.
It can be seen here that our example has
its common cathode terminal connected
to the Green test clip.
Typical values of forward voltage for LED colours are shown here:
(LED types/manufacturers will vary significantly)
Yellow-Green (standard type)
3-lead bicolour LEDs are available in
common cathode
varieties. The DCA Pro supports both types.
In the same way as the 2-lead bicolour LED analysis,
each internal LED is detailed separately on the DCA Pro
screen.
specs for each
F
LED Colour
Red
Amber
Yellow
Pure-Green (emerald)
Blue (and white)
and common
Typical V
Page 13
June 2019 – Rev 1.7
n
anode e
l i
@ 5mA
F
1.81V
1.86V
1.90V
1.95V
2.84V
2.95V