Apex Digital EK24 Manual Download Page 6

EK24

6

EK24U Rev A

Figure 5 and 6 show the input, output and over current flag waveforms when a PA164 is evaluated using

the EK24 evaluation kit. The yellow waveform (channel 1) represents an input signal of 4V

P-P

 and cyan wave

-

form (channel 2) represents an output signal of 100V

P-P.

 Magenta waveform (channel 3) represents the over

current flag.

During normal operation, the over current flag will remain high as shown in figure 5. When the amplifier

starts operating in current limit mode, the over current flag becomes low as shown in figure 6.

 Figure 5: Normal Operation

 Figure 6: Current Limit Operation

Summary of Contents for EK24

Page 1: ...nd connectors that should be soldered on the board These components are not presoldered so as to provide flexibility to the user for changing ampli fier configuration as per the users application Figu...

Page 2: ...T 15 OUT 16 OUT 17 OUT 18 OUT 19 ILIM 20 NIC 21 ILIM 22 OUT 23 OUT 24 OUT 25 OUT 26 OUT 27 VS 28 VS 29 VS 30 VS 31 VS 32 NIC 33 NIC 34 NIC 35 VB 36 CC2 37 CC1 38 IN 39 IN 40 NIC 41 NIC 42 VR 43 VTMP 4...

Page 3: ...VAL 164 Printed Circuit Board 1 Capacitors C1 C2 KMH450VN471M35X50T2 ALUM 470 F 450V 2 Diodes D1 D2 MUR440G Switching Diode 2 Hardware EK 90 1 Daughter Evaluation board for PA164 1 SSW 110 01 T S Sock...

Page 4: ...een soldered solder smaller components like resistors capacitors and diodes on the component side of the board 4 Components for RT1 RT2 RIN1 RIN2 RFB1 D1 D2 RLIM C1 and C2 are provided These should be...

Page 5: ...for non inverting configuration Connect a 5V DC supply to P16 port for over current flag Do not plug in EK90 1 board yet First power on the input signal and power supplies Measure voltages on all pin...

Page 6: ...nal of 4VP P and cyan wave form channel 2 represents an output signal of 100VP P Magenta waveform channel 3 represents the over current flag During normal operation the over current flag will remain h...

Page 7: ...information Apex Microtechnology grants no license expressed or implied under any patents mask work rights copyrights trademarks trade secrets or other intellectual property rights Apex Microtechnolo...

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