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university:courses:electronics:electronics-lab-8 [18 Aug 2017 13:32] – add breadboard circuits + xy plots Antoniu Miclausuniversity:courses:electronics:electronics-lab-8 [12 Jul 2019 13:24] – [Activity 8. Stabilized current source (BJT)] Pop Andreea
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-====== Activity 8. Stabilized current source (BJT) ======+====== Activity: Stabilized current source (BJT) ======
  
 ===== Objective: ===== ===== Objective: =====
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 <WRAP centeralign> Figure 3 Q<sub>2</sub> collector voltage vs. W1 voltage </WRAP> <WRAP centeralign> Figure 3 Q<sub>2</sub> collector voltage vs. W1 voltage </WRAP>
 +
 +<WRAP centeralign>{{:university:courses:electronics:bjt_stabilized_cs-wav2.png?500|}}</WRAP>
 +
 +<WRAP centeralign> Figure 4 Q<sub>2</sub> collector current vs. W1 voltage Scopy plot </WRAP>
  
 {{ :university:courses:electronics:a8_f2.png?500 |}} {{ :university:courses:electronics:a8_f2.png?500 |}}
  
-<WRAP centeralign> Figure 4 Q<sub>2</sub> collector current vs. W1 voltage </WRAP>+<WRAP centeralign> Figure 4 Q<sub>2</sub> collector current vs. W1 voltage Excel plot</WRAP> 
 + 
 +**Resources:** 
 +  * LTSpice files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/ltspice/stabil_csource_ltspice | stabil_csource_ltspice]]
  
 ===== Questions: ===== ===== Questions: =====
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 The output current has a narrow peak. How could multiple copies of the peaking current source be combined to produce a much wider, flatter peak?  The output current has a narrow peak. How could multiple copies of the peaking current source be combined to produce a much wider, flatter peak? 
 +
 +<WRAP round download>
 +**Resources:**
 +  * Fritzing files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/fritzing/bjt_stab_curr_source_bb | bjt_stab_curr_source_bb]]
 +  * LTspice files: [[ https://minhaskamal.github.io/DownGit/#/home?url=https://github.com/analogdevicesinc/education_tools/tree/master/m2k/ltspice/bjt_stab_curr_source_ltspice | bjt_stab_curr_source_ltspice]]
 +</WRAP>
  
 **Return to Lab Activity [[university:courses:electronics:labs|Table of Contents]]** **Return to Lab Activity [[university:courses:electronics:labs|Table of Contents]]**
  
university/courses/electronics/electronics-lab-8.txt · Last modified: 25 Jun 2020 22:07 by 127.0.0.1

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