background image

UG-213 

Evaluation Board User Guide

 

Rev. 0 | Page 8 of 12 

ORDERING INFORMATION 

BILL OF MATERIALS 

Table 2.  

Qty Name 

Description 

Supplier/Part 

No. 

U1 

ADM2485BRWZ, 16-lead SOIC_W 

Analog Devices ADM2485BRWZ 

U3 

3.3 V to 6 V transformer/5 V to 6 V transformer 

Coilcraft DA2304-AL (3.3 V) and 
Coilcraft DA2303-AL (5 V) 

U2 

8-lead SOIC 

Analog Devices ADP667  

SKD1, SKD2 

ZPD10, DO35 

Fairchild Semiconductor 1N5817 

1 C1 

Capacitor, 

Taj-B, 

22 

μF 

AVX 

TAJB226K016R 

C2 

Capacitor, 10 μF, 805 

Yageo (Phycomp) 
CC0805KKX7R6BB105 

C3, C8 

Capacitor, 0.1 μF, 805 

AVX 08055C104KAT2A 

C4, C5 

Capacitor, 100 nF, 603 

AVX 0603YC104JAT2A 

C6, C9 

Capacitor, 603 

Do not insert 

C7 

Capacitor, 0.1 μF, 805 

Do not insert 

C10 

Capacitor, 22 μF 

KEMET B45196E3226K409 

J1, J2 

Connector, power 

LUMBERG KRM 02 

J8, J9 

Terminal block, 4-way, CON\POWER4 

CAMDEN CTB5000/4 

LK11, LK12, LK13, LK14 

Jumper, SIP-2P 

Harwin M7566-05 

LK1 to LK14

1

  

Header, 2-row, 36 + 36-way 

Harwin M20-9983646  

LK1, LK5 

JUMPER-2, JUMPER_2_SWAP_AB 

Harwin M7566-05  

LK8 

JUMPER-2 

Harwin M7566-05  

LK2, LK3, LK4, LK6 

JUMPER-3 

Harwin M7566-05  

R1, R5, R10 

Resistor, 805, 51.1 Ω 

Multicomp MCTC0525B511JT5E 

R3, R4, RT 

Resistor, R1/8W 

Not inserted 

R6 

Resistor, 805, 100 Ω 

Vishay Draloric CRCW0805100RJNEAIF 

X2, X3, X557 

Resistor, 805 

Not inserted 

R7, R8, R9 

Resistor, RES_1/2W_NARROW, 0 Ω 

Wire link 

J3, J13 

SMB 

Vero 20-2137 

A, B, DE_OUT, SKD1_PATCHWORK, 
SKD2_PATCHWORK, T1, T2 

Test point 

Vero 20-313138 

D1, D1_PATCHWORK, D2, 
D2_PATCHWORK, RE, RTS, RXD, TXD 

Test point 

Vero 20-313140 

GND2, X555 

Test point 

Vero 20-2137 

VDD2, X556 

Test point 

Vero 20-313137 

 

1

 Only one header is required per board. 

 

RELATED LINKS 

Resource Description 

ADM2485 

Product Page, ADM2485 2.5 kV Signal Isolated, High Speed (16 Mbps), Half Duplex RS-485 Transceiver with Transformer Driver  

ADP667 

Product Page, 5 V Fixed, Adjustable Low Dropout Linear Voltage Regulator  

 

Содержание EVAL-ADM2485EB3Z

Страница 1: ...ATION KIT CONTENTS EVAL ADM2485EB3Z or EVAL ADM2485EB5Z GENERAL DESCRIPTION The ADM2485 evaluation board allows the ADM2485 isolated RS 485 transceiver to be quickly and easily evaluated The evaluation board allows all of the input and output functions to be exercised without the need for external components When the ADM2485 is powered by 3 3 V on the logic side a transformer TI is required with a...

Страница 2: ...1 Revision History 2 Evaluation Board Configurations 3 3 3 V Half Duplex with Bus Biasing on Receiver Inputs 3 5 V Half Duplex with Bus Biasing on Receiver Inputs 3 Powering the Isolated Side VDD2 3 Choosing a Transformer 3 Evaluation Board Schematic and Artwork 4 Ordering Information 8 Bill of Materials 8 Related Links 8 REVISION HISTORY 7 11 Revision 0 Initial Version ...

Страница 3: ...o switch between the two sources The isolated side VDD2 of the EVAL ADM2485EB5Z can be powered through the DA2303_AL with a turns ratio of 1 1 5 or from an external 5 V source LK1 is used to switch between the two sources CHOOSING A TRANSFORMER There is a built in transformer on the evaluation board but there is also the option of using a custom transformer Jumper LK2 and Jumper LK3 are used to ch...

Страница 4: ...UG 213 Evaluation Board User Guide Rev 0 Page 4 of 12 EVALUATION BOARD SCHEMATIC AND ARTWORK 09482 002 Figure 2 ADM2485 Evaluation Board Schematic ...

Страница 5: ...Evaluation Board User Guide UG 213 Rev 0 Page 5 of 12 09482 003 Figure 3 ADM2485 Evaluation Board Silkscreen ...

Страница 6: ...UG 213 Evaluation Board User Guide Rev 0 Page 6 of 12 09482 004 Figure 4 Evaluation Board Components ...

Страница 7: ...Evaluation Board User Guide UG 213 Rev 0 Page 7 of 12 09482 005 Figure 5 ADM2485 Evaluation Board Solder Side ...

Страница 8: ...LK11 LK12 LK13 LK14 Jumper SIP 2P Harwin M7566 05 1 LK1 to LK141 Header 2 row 36 36 way Harwin M20 9983646 2 LK1 LK5 JUMPER 2 JUMPER_2_SWAP_AB Harwin M7566 05 1 LK8 JUMPER 2 Harwin M7566 05 4 LK2 LK3 LK4 LK6 JUMPER 3 Harwin M7566 05 3 R1 R5 R10 Resistor 805 51 1 Ω Multicomp MCTC0525B511JT5E 3 R3 R4 RT Resistor R1 8W Not inserted 1 R6 Resistor 805 100 Ω Vishay Draloric CRCW0805100RJNEAIF 3 X2 X3 X5...

Страница 9: ...Evaluation Board User Guide UG 213 Rev 0 Page 9 of 12 NOTES ...

Страница 10: ...UG 213 Evaluation Board User Guide Rev 0 Page 10 of 12 NOTES ...

Страница 11: ...Evaluation Board User Guide UG 213 Rev 0 Page 11 of 12 NOTES ...

Страница 12: ...er 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 Evaluation Bo...

Отзывы: