SCOPE OF LEARNING:
• To study the characteristics of SCR and plot it’s V-I Characteristics.
• To study the Gate control characteristics of SCR and It's graph.
• To study the characteristics of UJT
• To study the characteristics of MOSFET.
• To study the characteristics of IGBT.
SCOPE OF LEARNING:
• To study the characteristics of SCR and plot it’s V-I Characteristics.
• To study the Gate control characteristics of SCR and It's graph.
• To study the characteristics of UJT
• To study the characteristics of MOSFET.
• To study the characteristics of IGBT.
• To study the characteristics of DIAC and plot it’s V-I Characteristics curve.
• To study the V-I characteristics of TRIAC.
• To study the characteristics of PUT.
• To study the Resistor Triggering circuit.
• To study the Resistor-Capacitor Triggering Circuit (Half wave).
• To study the Resistor-Capacitor Triggering Circuit (Full wave).
• To study the triggering of SCR using UJT.
• To study the digital firing circuit.
Using SCR
Using TRIAC
Using UJT
Using MOSFET
Using IGBT
• To study the characteristics of power transistor.
• To SCR Half Controlled Rectifier
• To study Full Controlled Rectifier
• To Study UJT as Relaxation Oscillator
• APPLICATIONS OF TRIAC
(1) TRIAC SWITCHING CIRCUIT
(2) TRIAC AS AC PHASE CONTROL.
SALIENT FEATURES:
• Front panel built with high class insulated Printed Circuit Board sheet with well printed circuits and symbols.
• Instruction manual.
• Patch Cords 2mm Both.
• High Voltage Test Points are Provided With 2mm Safety Sockets
• The trainer is housed in ABS Plastic Cabinet.
• Size of the trainer set 12”x10”
OPTIONAL ACCESSORIES:
• CRO
TECHNICAL SPECIFICATIONS:
Power Supplies:
• ± 5V at 250mA
• ± 15V at 250mA
• 0-15V at 250Ma
• 0-30V at 250mA
• 18V - 0V - 18V at 150mA
• 15V - 0V - 15V at 250mA
• Operated on Mains power 230V, 50Hz +10%
Digital Meters:
• Voltmeter/Ammeter Dual Range 20V/20mA
• Ammeter Dual Range: 20mA/200mA
• Voltmeter Dual Range: 20V/200V
Components are mounted on the panels are:
• SCR Assembly: 4 SCRs 2P4M, 600V, 2A
Power Devices:
• IGBT-IRFBC20S
• MOSFET-IRF540
• UJT-2N2646
• DIAC-DB3
• TRIAC-BT136
• SCR-TYN604
• Power Transistor 2N3055
• PUT2N6027
• Power Diode 16A
Capacitors on Board:
• Capacitor 1uF (2Nos.)
• Capacitor 10uF (2Nos.)
• Capacitor 0.1uF (2Nos.)
Inductors:
• 10mH (1Nos.)
• 100uH (1Nos.)
• 10-0-10mH (1Nos)
Load Resistance using Rotary Switch:
100E, 220E, 500E, 1K, 2K2, each 5W
Resistance on Board:
• 10K,1/4W
• 100E/2W 2NOS
• 220E/2W 2NOS
Potentiometer:
• 1K (1Nos.)
• 10K (1Nos.)
Pulse Transformer on Board:
• PT4503 1:1:1
Bread Board:
• 850 points bread board (2Nos.)
Firing Circuit on Board:
Digital Firing with PWM Control, Firing Angle Control (2 Nos)