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Apex Digital EK39, Manual

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Apex Digital EK39 Manual Download Page 2

EK39

2

EK39U Rev B

PARTS LIST

RESISTORS

PRINTED CIRCUIT BOARD

CAPACITORS

DIODES

Ref

Apex Part #

Description

Qty

RINA, RINB

CFR-50JB-52-160R

160Ω, ½W

2

RTA, RTB

PR03000205109JAC00

51Ω, 3W, 5%

2

RN1, RN2

CMF5510K000FKEA

10kΩ, 1/4W, 1%  

2

RLIMA, RLIMB

15FR100E-ND

0.1Ω, 5W, Metal

2

RISO1, RISO2 

ERX-5SJ1R5

1.5 Ω, 5W, Metal Film

2

Ref

Apex Part #

Description

Qty

EVAL 85

EVAL85

PRINTED CIRCUIT BOARD

1

Designator

Manufacturer Pin 

Description

Qty

CN1, CN2

RDER72E472K1M1H03A

Ceramic, 4.7nF, 200V

2

CBP1, CBP10

LGU2D221MELY

Alum, 220uF, 200V

2

CBP2, CBP9

EEU-FM1H681L

ALUM, 680uF, 50V

2

CBP3, CBP4

C5750X7R2E105K230KA

Film, 1uf, 250V

2

CBP5, CBP6

C5750X7R2E105K230KA

Film, 1uf, 250V

2

CBP7, CBP8

C5750X7R2E105K230KA

Film, 1uf, 250V

2

Ref

Apex Part #

Description

Qty

D1, D2, D3, D4

MUR160RLG

Rectifier, Ultra-fast

4

Summary of Contents for EK39

Page 1: ...ns to the evaluation kit can be made through the connectors at the edges of the circuit The circuit provides a line termination of 50Ω Figure 1 Equivalent Schematic 44 40 D4 CBP2 CBP8 VS_A IN_A RT_A 42 39 VB CBP6 RIN_A 160 FB_A CBP7 38 37 36 34 35 33 32 31 30 29 28 27 26 25 24 23 22 21 VS_A VA_A VS_A IN_A V_B FB_A 24V GND FB_B IN_B IL_B IL_B IL_B VS_B VS_B VS_B 24 FB_B RIN_B 160 RT_B IN_B TP VS_B ...

Page 2: ...J1R5 1 5 Ω 5W Metal Film 2 Ref Apex Part Description Qty EVAL 85 EVAL85 PRINTED CIRCUIT BOARD 1 Designator Manufacturer Pin Description Qty CN1 CN2 RDER72E472K1M1H03A Ceramic 4 7nF 200V 2 CBP1 CBP10 LGU2D221MELY Alum 220uF 200V 2 CBP2 CBP9 EEU FM1H681L ALUM 680uF 50V 2 CBP3 CBP4 C5750X7R2E105K230KA Film 1uf 250V 2 CBP5 CBP6 C5750X7R2E105K230KA Film 1uf 250V 2 CBP7 CBP8 C5750X7R2E105K230KA Film 1uf...

Page 3: ...red on the DUT side 3 42 pin receptacles are supplied with this evaluation kit Insert the carrier strip through the DUT side and solder the cage jacks on the component side Once the cage jacks are soldered remove the carrier strip leaving only cage jacks soldered on the board 4 Install CBP3 CBP4 CBP5 CBP6 CBP7 and CBP8 on the component side of the board 5 Install diodes D1 D2 D3 D4 and capacitors ...

Page 4: ...ink Do not over tighten the screws as this provides no thermal benefit and may break the hardware 11 Place the PCB assembly on the heat sink amplifier assembly so that the hex spacers come through the aligning holes near the corners of the amplifier location in the PCB Carefully lower the PCB assembly until the pins of the amplifier engage the cage jacks and then continue pushing the PCB assembly ...

Page 5: ...EK39 EK39U Rev B 5 Figure 2 Top Assembly ...

Page 6: ...EK39 6 EK39U Rev B Figure 3 Bottom Assembly ...

Page 7: ...mplifier datasheet for typical values of input voltage frequency and supply voltage Input and output waveforms can be checked on an Oscillo scope by connecting it to the test points mounted on the board Begin the test with minimum values of input and supply voltage Note For added precaution power on the circuit with the amplifier removed Check the voltage at each cage jack without the DUT for corr...

Page 8: ... Apex Microtechnology grants no license expressed or implied under any patents mask work rights copyrights trademarks trade secrets or other intellectual property rights Apex Microtechnology owns the copyrights associated with the information contained herein and gives consent for copies to be made of the information only for use within your organization with respect to Apex Microtechnology integr...

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