{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Electronics-I Lecture 06

Electronics-I Lecture 06 - VoltageRegulation theloadcurrent...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Lecture 06 Electronics I 1 Voltage Regulation Voltage regulator circuits provide Constant output voltage in spite of changes in  the load current Constant output voltage in spite of changes in  the input voltage In forward bias region Diode output voltage remains constant at 0.7 Current varies by large amount 
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Lecture 06 Electronics I 2 Voltage Regulation In example Variation in input voltage is ±10% (10 V with 1  V ripple) Variation in output voltage is ±0.8% (0.7 V  with 5.35 mV  ripple) Simple voltage regulator can be designed Connecting forward biased diodes in series  
Background image of page 2
Lecture 06 Electronics I 3 Example 3.7 Circuit provides a  constant voltage of 2.1 V Calculate % change in  the regulated voltage  output caused by ±10% change in the  supply voltage Connection of a 1K load n = 2 
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Lecture 06 Electronics I 4 With no load I D  = (V DD  - 3V D )/R  = (10 – 2.1)/1 = 7.9 mA              = 2(25)/7.9 = 6.33                  3r d
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 13

Electronics-I Lecture 06 - VoltageRegulation theloadcurrent...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online