Note: all the LEDS in this question are following the Voltage- Current graph shown below 0.05 Blue 0.04 Green Rled 0.03 Red Vdc0 0.02 U= 12 V Set current to 10 mA 0.01 LED LED voltages Circuit 0.5 1.5 2 2.5 3.5 Voltage across LED (V) #31 Given the circuit #1 presented above, answer the following questions: Current in LED (A)
Note: all the LEDS in this question are following the Voltage- Current graph shown below 0.05 Blue 0.04 Green Rled 0.03 Red Vdc0 0.02 U= 12 V Set current to 10 mA 0.01 LED LED voltages Circuit 0.5 1.5 2 2.5 3.5 Voltage across LED (V) #31 Given the circuit #1 presented above, answer the following questions: Current in LED (A)
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Question
Transcribed Image Text:5) Calculate the value of the resistance Rled in Circuit #1, to
ensure that a Blue LED will have a current of 10 mA
6) Given three LEDS, connected in series as shown in the Circuit
#2 (below), calculate the value of the resistance Rled series to
ensure that the current I. in the circuit is 10 mA.
total
Rled_series
RED_LED
Vdco
GREEN_LE
U= 12 V
BLUE LEC
Circuit
T#
Transcribed Image Text:Note: all the LEDS in this question are following the Voltage-
Current graph shown below
0.05
Blue
0.04
Green
Rled
0.03
Red
Vdco
0.02
U= 12 V
Set current to 10 mA
0.01
LED
LED voltages
Circuit
0.5
1.5
2
2.5
3.5
Voltage across LED (V)
#31
Given the circuit #1 presented above, answer the following
questions:
ww--
Current in LED (A)
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