Electrnics LAB - EngE : 314 G:... Electrnics LAB - 1/2-201. /201.
Electrnics LAB - EngE : 314 G:... Electrnics LAB - 2/2-201. /201.
Silicn JAZAN University Experiment 1: characteristics Electrnics LAB - EngE : 314 G:... Objectives: T study the prprieties f a junctin dide. T btain and t draw the characteristics f dide. Prcedure: A- Frward Bias Build the basic circuit as shwn in figure 1 with =470Ω : + Vs=0.. 15V - Figure 1: Frward Bias Cmplete the fllwing table: vltage (V) current (ma) 0 0.4 0.5 0.55 0.6 0.62 0.65 0.68 0.7 0.72 0.74 Electrnics LAB - 1/2-201. /201.
Germanium Germanium Silicn JAZAN University B- everse Bias Build the basic circuit as shwn in figure 2 with =470Ω : Vs=0.. 15V + - Figure 2: everse Bias Cmplete the fllwing table: vltage (V) current (µa) 0 2 4 6 8 10 12 14 15 C- Cmplete the fllwing tables fr the Germanium dide Frward Bias vltage (V) current (ma) 0 0.4 0.5 0.55 0.6 0.62 0.65 0.68 0.7 0.72 0.74 everse Bias vltage (V) current (µa) 0 2 4 6 8 10 12 14 15 D- Plt all characteristics I D = f(v D ) fr the tw dides (Silicn and Germanium). Electrnics LAB - 2/2-201. /201.
Experiment 2: Half Wave ectificatin Electrnics LAB - EngE : 314 G:... Objectives: T study the applicatins f dide as a half wave rectifier. T examine and t realize a psitive and negative half wave rectifier. Prcedure: A- Psitive Half Wave ectifier Build the fllwing basic circuit with f=1khz ; V M =5V and =1KΩ : CH1 Si CH2 V Vi Plt the input and utput wave signals. Cmplete the fllwing table with CH1 and CH2 : Cupling DC V pp V M V MS V avg f CH1: V i CH2: V Electrnics LAB - 1/2-201. /201.
B- Negative Half Wave ectifier everse the dide and build the same basic circuit with als f=1khz ; VM=5V CH1 Si CH2 V Vi Plt the input and utput wave signals fr this negative half wave rectifier. Cmplete the fllwing table with CH1 and CH2 : Cupling DC V pp V M V MS V avg f CH1: V i CH2: V C- Cnclusin Write the analytic expressin f V avg fr V in each case: Psitive Half Wave ectifier Negative Half Wave ectifier V avg = V avg = Verify the tw expressins after deducting V D = V using the cursrs f scillscpe. Electrnics LAB - 2/2-201. /201.
Experiment 3: Full Wave ectificatin : Center-Tipped Transfrmer Electrnics LAB - EngE : 314 G:... Objectives: T study the applicatins f dide as a full wave rectifier. T examine and t realize a Center-Tipped Transfrmer ectifier. Prcedure: A- Center-Tapped Transfrmer Build the fllwing basic circuit with =1KΩ : 12V CH1 D1 6V Vi CH2 V 0V D2 Plt the input and utput wave signals. Electrnics LAB - 1/2-201. /201.
Cmplete the fllwing table with CH1 and CH2 : Cupling DC V pp V M V MS V avg f CH1: V i CH2: V B- Cnclusin Write the analytic expressin f V avg fr V : Full Wave ectifier V avg = Verify the expressin after deducting V D = V using the cursrs f scillscpe. Deduce the relatinship between f i and f :.. Electrnics LAB - 2/2-201. /201.
Experiment 4: Full Wave ectificatin : Bridge Netwrk + Filtering Electrnics LAB - EngE : 314 G:... Objectives: T study the applicatins f dide as a full wave rectifier using a Bridge Netwrk. T examine the effect f the capacitr filter. Prcedure: A- Bridge Netwrk Build the fllwing basic circuit illustrated by figure 1 with V i =6V and =1KΩ : 1 Vi 2 4 CH1 V 3 Figure 1: Full Wave ectifier using a Bridge Netwrk Plt the utput wavefrm. Electrnics LAB - 1/3-201. /201.
Cmplete the fllwing table : V pp V M V MS V avg f V i V B- Filtering the utput waves Added the capacitr filter as shwn as figure 2 : 1 Vi 2 4 CH1 V 3 C Figure 2: Added a capacitr filter Fr each case, plt the input and utput wavefrms and cmplete the fllwing table : = 100Ω = 1KΩ = 100KΩ V pp V avg ipple V pp V avg ipple V pp V avg ipple C = 0µF C = 10µF C = 220µF Electrnics LAB - 2/3-201. /201.
C- Cnclusin Write the analytic expressin f V avg fr V : Full Wave ectifier V avg = Verify the expressin after deducting V D = V using the cursrs f scillscpe. Deduce the best case prviding a gd rectifier. Justify:.... Electrnics LAB - 3/3-201. /201.