Evaluation Boards
EPC9179, EPC9180, and EPC9181
Quick Start Guide
Using EPC2252, EPC2218A, and EPC2204A
Revision 2.0
Страница 1: ...Evaluation Boards EPC9179 EPC9180 and EPC9181 Quick Start Guide UsingEPC2252 EPC2218A andEPC2204A Revision 2 0...
Страница 2: ...ch can be modified to accommodate different use cases Finally the board can also be used for other applications requiring a ground referenced eGaN FET with ultrafast switching capability e g Class E a...
Страница 3: ...When the input goes high the output of the NPG follows feeding the gate driver U3 which turns on Q1 allowing CRES to discharge through the laser diode U2 If the NPG is disabled then when the input go...
Страница 4: ...hing pads on the interposer Set this assembly gently aside taking care not to bump it or displace the load since the solder paste is still soft 5 Apply solder paste to the U1 pads on the EPC9179 80 81...
Страница 5: ...he user should keep these factors in mind if accustomed to more conventional oscilloscope probes If long pulse widths are used the droop will become substantial and an external probe may be used to me...
Страница 6: ...f the interposers from the included EPC9989 can be used to mount the laser or alternative load This is discussed in the section LASERDIODEORLOADCONSIDERATIONS 3 With power off connect the main power s...
Страница 7: ...a case R8 can be removed and at least one of the clamp diodes D1 D2 or D3 populated Once this is done the capacitor bank will be charged through the charging resistance and the clamp diode s However...
Страница 8: ...ure8 WaveformsfortheEPC9180demoboardusinganamsOSRAMSPLS4L90A_3A01fourchanneltriplelaserdiodemountedwiththeEPC9989interposer Allchannelsareconnectedinparallel Figure9 WaveformsfortheEPC9181demoboardusi...
Страница 9: ...otRoHScompliant EfficientPowerConversionCorporation EPC makesnoguaranteethatthepurchasedboardis100 RoHScompliant TheEvaluationboard orkit isfordemonstrationpurposesonlyandneithertheBoardnorthisQuickSt...
