#146 

in this video i explained Top224Y SMPS Switch Mode Power Supply Circuit / Explained Function / Test / Repair Tips for troubleshooting. i explained in urdu huindi language this three terminal IC (from family TOP220, TOP221, TOP222, TOP223, TOP224, TOP225, TOP226, TOP227) some ics from this family are 3 terminal TO-220 (Y package ) and other are 8 PIN SMD (G package) and 8 PIN DIP (G package). these ic switch at 100 KHz and regulate voltage by feedback on control pin. after watching this video you will be able to understand:-
TOP224Y circuit diagram drive.google.c...
1 basic working concept of smps switch mode power supply
2. how PWM pulse width modulator work
3. block diagram of smps switch mode power supply
4. practical circuit tracing of smps
6 how to repair power supply of digital satellite receiver
7. how to repair led lcd tv power supplies
8. smps troubleshooting and easy repair
9. what is filter and protection circuit in SMPS
10 what is bridge rectifier circuit and how bridge rectifier circuit work
11 what is PWM pulse width modulator circuit and how to check it
12 function of FET, MOSFET, BJT, IGBT or switching modules
13 what is optocoupler or opto-isolator and what is its function in feedback circuit
14 what is voltage regulation and how it workks in SMPS
15 how to find problem if switch mode power supply have no output
16 what is problem when power supply have fluctuation and output is not regulated
17 current sense in smps
18 short circuit protection
19 how to test troubleshoot and repair smps switch mode power supply and easy test points in fault finding
and much more
how to understand smps, function of switch mode power supply, in this tutorial i draw the circuit diagram and placed components and made wiring of the components.
how to repair switch mode power supply when short circuit at input
if SMPS is dead or no ouput
if SMPS have fluctuating output or output voltage unregulated
if smps have short circuit in output
how to eliminate short circuit
how to troubleshoot #PWM #SMPS #controller when there is no switching from #MOSFET
if SMPS have a whistle sound or excessive noise or excessive heat
how to repair mobile charger
how to repair computer power supply
how to repair laptop charger
how to repair inverter of solar system
how to repair #UPS #uninterruptible power supply
how to design buck boost converter
how to draw zero volt switching ZVS zero current switching ZCS or flyback converter
#smps, #repair, #troubleshooting,
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