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EVAL-ADuM5028EBZ

 User Guide 

UG-1263 

 

Rev. A | Page 7 of 8 

ORDERING INFORMATION 

BILL OF MATERIALS 

Table 4. 

Reference Designator 

Description 

Supplier 

Part No. 

U2 

ADuM5028

 low emission isolated, dc-to-dc converter 

Analog Devices 

ADuM5028-5BRIZ

 

U1 

ADP7104

 20 V, 500 mA, low noise, complimentary metal oxide 

semiconductor (CMOS) LDO 

Analog Devices 

ADP7104ACPZ

 

C1, C2, C5, C6, C8 

Capacitors, X7R, 10 μF, 0805 

Wurth Elektronik 

885012207026 

C3, C4, C7 

Capacitors, X7R, 0.1 μF, 0603 

Wurth Elektronik 

885012206046 

E1, E4, E5 

Ferrite beads, 1500 Ω, 0603 

Murata 

BLM18HE152SN1D 

E2, E3 

Ferrite beads, 1.8 kΩ at 100 MHz, 0402 

Taiyo Yuden 

BKH1005LM182-T 

JP1 

100 mil (2.54 mm) connector PCB header 

Wurth Elektronik 

61300421121 

Not applicable 

100 mil (2.54 mm) jumper 

FCI 

65474-001LF 

P1 

Connector, PCB, terminal block, 5.0 mm pitch, 16-26 AWG 

Wurth Elektronik 

691213710003 

P3, P6 

Connectors, PCB, terminal blocks, horizontal cable entry, 5 mm 
pitch 

Wurth Elektronik 

691 213 710 002 

R10 

Resistor, 22.1 kΩ, 0603 

Panasonic 

ERJ-3EKF2212V 

R8, R11 

Resistors, 13.0 kΩ, 0603 

Panasonic 

ERJ-3EKF1302V 

R13 

Resistor, 100 kΩ, 0603 

Panasonic 

ERJ-3EKF1003V 

R3 

Resistor, 0 kΩ, 0603 

Vishay 

CRCW06030000Z0EA 

R9 

Resistor, 18.2 kΩ, 0603 

Panasonic 

ERJ-3EKF1822V 

TP1 to TP6 

Connector PCB test points 

Vero Technology 

20-2137 

P2, P5 

Connector PCB headers, 2.54 mm, 3 position vertical (not 
installed) 

MOLEX 

22-03-2031 

R12 

Resistor, 0 Ω, 0603 (not installed) 

Panasonic 

ERJ-3GEY0R00V 

R2 

Resistor, 0 Ω, 0603 (not installed) 

Vishay 

CRCW06030000Z0EA 

R1, R4 to R7, R14 

Resistors, 300 Ω, 0805 (not installed) 

Panasonic 

ERJ-6ENF3000V 

 

RELATED LINKS 

Resource 

Description 

ADuM5028 

Low Emission, Isolated, DC-to-DC Converter 

AN-1349 

PCB Implementation Guidelines to Minimize Radiated Emissions on the 

ADM2582E

/

ADM2587E

 RS-485/RS-422 Transceivers 

AN-0971 

Recommendations for Control of Radiated Emissions with 

iso

Power® Devices 

 
 
 

Содержание EVAL-ADuM5028EBZ

Страница 1: ...16695 001 Figure 1 GENERAL DESCRIPTION The EVAL ADUM5028EBZ allows the user to evaluate the ADuM5028 isolated power solution The ADuM5028 eliminates the need to design and build an isolated dc to dc converter in 60 mA applications The iCoupler chip scale transformer technology is used for the inductive component of the dc to dc converter The result is a small form factor isolated solution Based on...

Страница 2: ...ion 1 Revision History 2 Evaluation Board Hardware 3 Using the Evaluation Board 3 PCB Layout Recomendations 3 EN55022 Radiated Emissions Test Results 4 Evaluation Board Schematic and Artwork 5 Ordering Information 7 Bill of Materials 7 Related Links 7 REVISION HISTORY 7 2018 Rev 0 to Rev A Changed ADuM5028 5BRWZ to ADuM5028 5BRIZ Throughout 5 2018 Revision 0 Initial Version ...

Страница 3: ...or and the input power supply pin must not exceed 2 mm To reduce the level of electromagnetic radiation increase the impedance to high frequency currents between the VISO pin and the GNDISO pin and the PCB trace connections Using this method of emissions suppression controls the radiating signal at its source by placing surface mount ferrite beads in series with the VISO pin and GNDISO pin see Fig...

Страница 4: ...Hz to 1 GHz are shown in Figure 3 and Figure 4 Figure 3 shows the results of the peak horizontal scan the worst case and Figure 4 shows the results of the peak vertical scan Table 3 shows the tabulated quasi peak QP results These results show that the ADuM5028 emissions at 4 2 dB margin are well below CISPR22 Class B limits when at 5 V output and 50 mA load on a 2 layer PCB with the use of ferrite...

Страница 5: ...DP_IN VIN_LDO VOUT_LDO VDDP VDDP_IN VOUT_LDO VIN_LDO VISO 691213710003 10µF 10µF 10µF 1500Ω RED 1500Ω 1500Ω 13 0kΩ 13 0kΩ 22 1kΩ 18 2kΩ 0Ω DNI BLK 691 213 710 002 DNI 10µF 100kΩ 0 1µF ADUM5028 5BRIZ YEL BLK 0 1µF 0 DNI 0 1 8k AT 100MHz 10µF BLK 1 8k AT 100MHz RED 0Ω DNI 0Ω DNI 0Ω DNI 0Ω DNI 0Ω DNI DNI 0Ω 691 213 710 002 DNI AGND1 AGND2 AGND2 AGND2 AGND1 AGND2 AGND2 AGND2 AGND2 AGND2 AGND2 AGND2 AG...

Страница 6: ...63 EVAL ADuM5028EBZ User Guide Rev A Page 6 of 8 16695 006 Figure 6 EVAL ADUM5028EBZ Evaluation Board Top Layer and Silkscreen 16695 007 Figure 7 EVAL ADuM5028EBZ Evaluation Board Bottom Layer and Silkscreen ...

Страница 7: ...ronik 691213710003 P3 P6 Connectors PCB terminal blocks horizontal cable entry 5 mm pitch Wurth Elektronik 691 213 710 002 R10 Resistor 22 1 kΩ 0603 Panasonic ERJ 3EKF2212V R8 R11 Resistors 13 0 kΩ 0603 Panasonic ERJ 3EKF1302V R13 Resistor 100 kΩ 0603 Panasonic ERJ 3EKF1003V R3 Resistor 0 kΩ 0603 Vishay CRCW06030000Z0EA R9 Resistor 18 2 kΩ 0603 Panasonic ERJ 3EKF1822V TP1 to TP6 Connector PCB test...

Страница 8: ...ny other party for any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to promptly return the Evaluation Board to ADI ADDITIONAL RESTRICTIONS Customer may not disassemble decompile or reverse engineer chips on the Evaluation Board Customer shall inform ADI of any occurred damages or any modifications or alterations it makes to the Evaluat...

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