To answer the question, type your answers in RED or paste the image of your handwriting solution   Given the circuit #1 presented above, answer the following questions:   Determine the value of the VD (voltage forward of the LED) for the LEDs RED, VDRED, GREEN, VDGREEN and BLUE, VDBLUE, when the current through the LEDs is 10mA,   VDRED = ____________ ; VDGREEN = ____________ ; VDBLUE = ____________   Is the LED in Circuit #1, connected in the way that will be lighting up or not – Justify your answer

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
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To answer the question, type your answers in RED or paste the image of your handwriting solution

 

Given the circuit #1 presented above, answer the following questions:

 

  • Determine the value of the VD (voltage forward of the LED) for the LEDs RED, VDRED, GREEN, VDGREEN and BLUE, VDBLUE, when the current through the LEDs is 10mA,

 

VDRED = ____________ ; VDGREEN = ____________ ; VDBLUE = ____________

 

  • Is the LED in Circuit #1, connected in the way that will be lighting up or not – Justify your answer

 

Type your answer here

 

 

  • Calculate the value of the resistance Rled in Circuit #1, to ensure that a RED LED will have a current of 10 mA

Type your answer here or paste the image of your handwriting solution here

 

 

  • Calculate the value of the resistance Rled in Circuit #1, to ensure that a GREEN LED will have a current of 10 mA

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  • Calculate the value of the resistance Rled in Circuit #1, to ensure that a Blue LED will have a current of 10 mA

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  • 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 Itotal in the circuit is 10 mA.

 

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Rled_series
* RED_LED
Vdc0
GREEN_LE
U = 12 V
BLUE_LED
Circuit #2
Transcribed Image Text:Rled_series * RED_LED Vdc0 GREEN_LE U = 12 V BLUE_LED Circuit #2
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 #1
0.5
1
1.5
2.5
3
3.5
Voltage across LED (V)
ww
Current in LED (A)
Transcribed Image Text: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 #1 0.5 1 1.5 2.5 3 3.5 Voltage across LED (V) ww Current in LED (A)
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