Advantages,Disadvantages and Applications of LCD

Advantages and Disadvantages of LCD

Advantages:

1.       Low power consumption

2.       Small voltage requirement

3.       They are economical

4.       Good contrast in display

Disadvantages:

1.       Sometimes the output of the LCD is not visible clearly

2.       They are not very reliable

3.       Slow operation

4.       occupies large area

5.       They are very sensitive, damage by over voltage or over current

6.       They have limited temperature range

7.       In LCD a.c sequence wave drive of frequency less than 50 Hz is employed.

Applications of LCD

1.       Display unit in calculators

2.       Display unit in higher end CRO

3.       Display unit in watches

4.       Display unit in computers

5.       They are used in television

6.       Used as the slide in a projection system to obtain an enlarged in size.

7.       Used in all potable instrument displays.