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UG-197 

Evaluation Board User Guide

 

Rev. 0 | Page 12 of 16 

ORDERING INFORMATION 

BILL OF MATERIALS 

Table 5.  

Qty 

Reference Designator 

Description 

Supplier/Part Number 

J1, J4, J3 

CON-PCB terminal, 6x1 header, 0.1 inch spacing 

Sullins Connector Solutions 

J6 

CON-PCB terminal, 7x1 header, 0.1 inch spacing 

Sullins Connector Solutions 

U1, U2 

ADuM3471 

Analog Devices, Inc. 

D1 to D6 

Schottky barrier rectifier, 0.5 A, 40 V, SMD, SOD-123 

ON Semi/MBR0540 

1

1

 

T1 

Transformer, 1:2 turns ratio, SMD  

Halo/TGSAD-260V6LF 

1

1

 

T2 

Transformer, 1:2 turns ratio, SMD  

Coilcraft/JA4631-BL 

1

1

 

T3  

Transformer, 1:3 turns ratio, SMD  

Halo/TGSAD-290V6LF 

1

1

 

T4  

Transformer, 1:3 turns ratio, SMD  

Coilcraft/JA4650-BL 

C2, C3, C18, C21 

CAP CER, X7R, SMD, 0603, 0.1μF 

AVX/0603YC104KAT2A 

C5 to C12, C14 to C17, C22 to C25 

CAP CER, SMD 0603, not populated 

N/A 

C1, C4, C13 

CAP CER, X7R, SMD, 1210, 47 μF, 20%, 10 V 

Murata/GRM32ER71A476KE15L 

C19, C20, C26, C27 

CAP CER, X7R, SMD, 1210, 22 μF, 20% 16 V 

Murata/GRM32ER71C226KE18L 

C28 to C31 

CAP CER, SMD 0603, not populated 

N/A 

L1 to L3 

Inductor, SMD 1212; 47 μH, 20%, 1.25 Ω 

Murata/LQH3NPN470MM0 

R7, R8, R28, R29  

RES chip, SMD 0805, 100 Ω, 1/8W, 1% 

Yageo/RC0805FR-07100RL 

R1, R9 

RES chip, SMD 0805, 300 kΩ, 1/8W, 1% 

Yageo/RC0805FR-07300KL 

R2, R10 

RES chip, SMD 0805, 150 kΩ, 1/8W, 1% 

Yageo/RC0805FR-07150KL 

R3, R11 

RES chip, SMD 0805, 100 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF1003V 

R6, R14 

RES chip, SMD 0805, 10.5 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF1052V 

R4 

RES chip, SMD 0805, 14.3 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF1432V 

R5 

RES chip, SMD 0805, 17.4 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF1742V 

R12 

RES chip, SMD 0805, 24.9 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF2492V 

R13 

RES chip, SMD 0805, 90.9 kΩ, 1/8W, 1% 

Panasonic – ECG/ERJ-6ENF9092V 

R19, R22, R24, R26, R30 

RES chip, SMD 0805, 0 Ω, 1/8W 

Panasonic – ECG/ERJ-6GEY0R00V 

R15 to R18, R20, R21, R23, R25, R27, R31 
to R40 

Not populated 

N/A 

J2, J5 

CON-PCB, SMA, not populated 

N/A 

 

1

 The board is populated with either Coilcraft or Halo transformers. Do not populate both T1 and T2 or T3 and T4. 

 

Содержание UG-197

Страница 1: ...igurable to 5 V in to 12 V out regulated and 6 V out unregulated 4 isolated 25 Mbps data channels per ADuM347x circuit Footprints for Coilcraft and Halo transformer options Multiple switching frequenc...

Страница 2: ...minals 3 Transformer Selection 4 Switching Frequency Options 4 Other Input and Isolated Output Supply Options 4 Schematic 6 Double Supply 7 Terminals 7 Transformer Selection 8 Switching Frequency Opti...

Страница 3: ...local bypass capacitor located close to the ADuM3471 C2 R15 R16 C28 and C29 are provided for an optional and unpopulated snubber which can be used to reduce radiated emissions Power is transferred to...

Страница 4: ...resistance and the converter switching frequency The EVAL ADuM347x can be configured with 0 0805s to four different preset switching frequencies Short circuiting R30 sets R1 300 k and R2 150 k in par...

Страница 5: ...17 006 Figure 6 5 V In to 5 V Out Efficiency with the Coilcraft Transformer at 500 kHz over Temperature 0 10 20 30 40 50 60 70 80 0 50 100 150 200 250 300 350 400 500 450 EFFICIENCY LOAD CURRENT mA 1M...

Страница 6: ...UG 197 Evaluation Board User Guide Rev 0 Page 6 of 16 SCHEMATIC 09417 009 Figure 9 Single Supply Schematic...

Страница 7: ...uired for the double supply to function 5V IN supplies VDD1 and VDDA to U2 the double supply ADuM3471 VDD1 is the ADuM3471 transformer driver supply and VDDA is its primary supply voltage see the ADuM...

Страница 8: ...upply 2 I O1 VIA Logic Input A 3 I O2 VIB Logic Input B 4 I O3 VIC Logic Input C 5 I O4 VOD Logic Output D 6 GND Side 1 ground reference J5 N A N A SMA connector to J4 I O1 VIA J6 1 15V 12V Side 2 15...

Страница 9: ...5 C 09417 013 Figure 13 5 V In to 15 V Out Efficiency with the Coilcraft Transformer at 500 kHz and Various Temperatures 0 10 20 30 40 50 70 90 110 140 130 60 80 100 120 0 10 20 30 40 50 60 70 80 EFFI...

Страница 10: ...turns ratio CT1 CT5 transformer see the ADuM347x data sheet for more information on these transformers Other changes begin with removing the 0 resistors from R24 and R22 to R23 and R21 Short circuitin...

Страница 11: ...uide UG 197 Rev 0 Page 11 of 16 EVALUATION BOARD LAYOUT 09417 018 Figure 18 Top Layer Power Fill 09417 019 Figure 19 Layer 2 Ground Plane 09417 020 Figure 20 Layer 3 Power Plane 09417 021 Figure 21 Bo...

Страница 12: ...4 C19 C20 C26 C27 CAP CER X7R SMD 1210 22 F 20 16 V Murata GRM32ER71C226KE18L 4 C28 to C31 CAP CER SMD 0603 not populated N A 3 L1 to L3 Inductor SMD 1212 47 H 20 1 25 Murata LQH3NPN470MM0 4 R7 R8 R28...

Страница 13: ...Evaluation Board User Guide UG 197 Rev 0 Page 13 of 16 NOTES...

Страница 14: ...UG 197 Evaluation Board User Guide Rev 0 Page 14 of 16 NOTES...

Страница 15: ...Evaluation Board User Guide UG 197 Rev 0 Page 15 of 16 NOTES...

Страница 16: ...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 RESTRICTION...

Страница 17: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Analog Devices Inc EVAL ADUM3471EBZ...

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