INTEGRATED ISOLATED POWER RS485 TRANSCEIVER MODULE
Contents
1. FOOTPRINT DETAILS Pin Designation Function 1 VCC Input Power 2 GND GND 3 TXD TD_D485H Send Pin 4 RXD TD_D485H Receiving Pin 5 CON Send amp Receiving Control Pin 6 7 NO PIN 8 B TD_D485HB Pin A TD_D485H A Pin 10 RGND Isolation Power Output RGND Note Unit mm inch Pin diameter tolerances 0 10mm 0 004inch General tolerances 0 25mm 0 010inch m 22 70 0 894 e 14 20 O 559 7O O 382 Yee 366 Note Unit mm inch General tolerances 0 50mm 0 020inch L 530mm 20 866inch Tube Quantity 25pcs L 220mn8 661inch Tube Quantity 10pcs Short tube inner packaging dimensions L W H 255 170 80mm Short tube outer packaging dimensions with six inner packaging boxes L W H 375 280 270mm Long tube inner packaging dimensions L W H 580 200 100mm Long tube outer packaging dimensions with two inner packaging boxes L W H 600 215 220mm Long tube outer packaging dimensions with three inner packaging boxes L W H 600 215 325mm Note 1 All specifications measured at Ta 25 C humidity lt 75 nominal input voltage and rated output load unless otherwise specified 2 In this datasheet all the test setup and methods are based on our corporate standards 3 All characteristics are meant for listed model non standard models may perform differently you can contact MORNSUN FAE for more details2. 4 Contact us for your specific requirement 5 Specifications are subject to change without prior notice MORNSUN Science amp Technology Co Ltd Address No 5 Kehui St 1 Kehui development center Science Ave Guangzhou Science City Luogang district Guangzhou P R China Tel 86 20 38601850 Fax 86 20 38601272 Hitp www mornsun power com The copyright and authority for the interpretation of the products are reserved by MORNSUN TD_D485H A 0 2012 Page 3 of 3
3. Pp A B Sending Status 1 Normal Truth Table Output Receiving Status ISOLATION CHARACTERISTICS Galvanic Isolation 2 way isolation Between input and output Isolation Voltage 2 5KVDC Tested for 1minute and leakage current lt 5mA humidity lt 95 The copyright and authority for the interpretation of the products are reserved by MORNSUN TD_D485H A 0 2012 Page 1 of 3 EMC CHARACTERISTICS m CISPR22 EN55022 CLASS A External Circuit Refer to Figure1 CISPR22 EN55022 CLASS A ESD IEC EN61000 4 2 Contact 4KV perf Criteria B IEC EN61000 4 3 10V m perf Criteria A IEC EN61000 4 4 Power Port 2KV perf Criteria B EMS EFT IEC EN61000 4 4 Signal Port 1KV perf Criteria B External Circuit Refer to Figure1 Surge IEC EN61000 4 5 Signal Port 4KV 6KV perf Criteria B External Circuit Refer to Figure IEC EN61000 4 6 3 Vr m s perf Criteria A Size Weight Application Environment EMC RECOMMENDED CIRCUIT TDx01D485H 1 10 O a YYY e VCCI vee RGND Cl C2_ D 9 R1 A1 GND1 O GND A o E 8 TXD B Tys Al ae TVS3 M GDT vse 5 CON R2 4 4 oO B1 Figure Items Surge EFT OO E Recommended Parameters 10u H 105K 50V SMBJ6 5CA SMBJ12CA B3D090L C wirewound 100 2W APPLICATION NOTICE Please read the user manual carefully before using If any question please contact our technical support depar
4. MORNSUN INTEGRATED ISOLATED POWER eae isolation between input and RS485 TRANSCEIVER MODULE output TD301D485H 3 3V Power supply Integrated isolated DC DC converter TD501D485H 5 0V Power supply i A 25KVDC Operating temperature range 40 C 85 C High speed data rate 115200bps Connect up to 32 nodes on one bus Low electromagnetic radiation High electromagnetic immunity Hail U ER SYSTEM GENERAL DESCRIPTION TD_D485H are transceiver modules that fully EPEA integrated with power isolation electronic isolation Port signal type RS485 interface and bus protective which make seer er RS485 connection easier for embedded equipment Power distrubution output Mornsun TD_D485H help to simplify the existing Sai Ee vets OAU NoE design which needs one insolated DC DC converter Optical isolator with 3 channels and RS485 transceiver SELECTION GUIDE Model Number Power Input TD301D485H 3 17V 3 45V TD501D485H 4 75V 5 25V _ ELECTRICAL CHARACTERISTICS Power Input Parameters Serial interface Compatible with 5 V and 3 3 V UART Interface Input Parameters Output Parameters 485 Bus interface Standard interface RS485 A 4 7KQ pullup to Vcc B 4 7KQ pulldown to GND TRANSMISSION CHARACTERISTICS Data Delay The delay time from the receiving data switch to the send data 30 us min 100 us max The Number of Nodes Connect up to 32 nodes on one bus Line state
5. tment AFTER SALES SERVICE 1 Products are carefully inspected and quality control during production and before shipment If they operated abnormally or there were anything wrong please contact our agent where purchased or MORNSUN FAE as soon as possible 2 MORNSUN warranty our product for 3 years from manufacturing date During this peroid MORNSUN will repair or replace the product if product was found to have manufacturing defect APPLICATION CIRCUIT You can see A APPLICATION GUIDE TO ISOLATION TRANSMITTER TYPICAL APPLICATIONS CIRCUIT DIAGRAM VCC TD _D485H 1 10 vcc RGND 2 MCU IH GND A O 8 TxD txp B R RXD 4 RxD 485BUS CON 9 CON The copyright and authority for the interpretation of the products are reserved by MORNSUN TD_D485H A 0 2012 Page 2 of 3 OUTLINE DIMENSIONS RECOMMENDED FOOTPRINT amp PACKAGING MECHANICAL DIMENSIONS RECOMMENDED FOOTPRINT Front View L O 161 m 15 24 0 600 11 10 0 4371 0 50 0 020 _ 2 S4 O 100 10 16 0 4007 Bottom View t ___ 17 oq 0 669 _ m 20 00 0 787 1 00 0 039 Se HS Note grid 2 54 2 54mm TUBE OUTLINE DIMENSIONS
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