5-2)PcbLayoutWithPartPosition(SmpsBoard) - Samsung RFG298HD Service Manual
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Also See for RFG298HD:
- User manual (81 pages) ,
- Quick start manual (9 pages) ,
- User manual (81 pages)
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PCB dIAGRAM
5-2) PCB layout with part position (Inverter Board)
1. P owersupply:Thepowersupplycircuitmakesthenon-isolated15Vand5VvoltagesourcefortheIPM
drivecircuitandtheMCU
2. C urrentdetectioncircuit:ThecurrentdetectioncircuitistodetecttheDCLinkcurrentbysensingthe
voltageoftheshuntresistor.
3. IPM(SCM1101M)
4. C ompdrivecommandcircuit:Thecompdrivecommandcircuitistotransfertheextemalcommand
signaltotheMCU
5. I PMBootstrapcircuit:Theipmbootstrapcircuitmakethefloated15Vvoltagesourceforthehigh-side
IGBTdrivecircuitoftheIPM
6. MICOM
96
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