Industrial Bus TDHx01D485H Series single high speed high isolation RS485 isolation transceiver module FEATURES  Two-terminal isolation ( input and output are mutually isolated)  Integrated Isolated DC/DC converter  Bus protection  Isolation voltage :3.75KVAC  Operating temperature range:-40℃~+105℃  Baud rate 115200bps PART NUMBER SYSTEM TDHx01D485H Rate Interface signal type Package Serial Number Isolation power output Power input Isolation voltage Single Type TDH301D485H/TDH501D485H series are transceiver isolation module with integrated power isolation, electrical isolation, and RS485 interface bus protector; The traditional isolation RS485 circuits uses a piece of power isolation module, three optocouplers and RS485 transceiver chip to realize the application. Now only a RS485 transceiver module can realize the functions. Simplify the customers on the isolation requirements of the design; Products can be easily embedded in the user equipment, achieve function of RS485 network connection. Selection Guide Part No. Power Supply input (VDC) Input Specifications Item Operating Conditions Static current Products energized, no communication Send current 115200bps Square wave communication Power Input Single Input Compatible with + 3.3 V UART interface Serial interface Compatible with + 5 V UART interface Bus Interface Item Output Operating Conditions Value Standard interface RS485, pull-up and pull-down resistor, whose value is 5.1K, have been set to A/B line. Transmission Specifications Item Operating Conditions Data Rate Transceiver Switching Delay The delay time from the receiving data switch to the send data: 30µs (min.), 100µs (max.). Transceiver control Contrary to common RS485 transceiver control level Control Truth Table Line state Sending Status MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright an

Industrial Bus TDHx01D485H Series Control Receiving Status Truth Table General Specifications Item Operating Conditions Electric Isolation Two-terminal isolation (input and output are mutually isolated) testing for 1 minute, leakage current <5mA, humidity <95% Operating Temperature Transportation and Storage Temperature Operating Humidity Max. Operating Temperature for casing 25℃ (Typ.) The presence of dust, fierce vibration, impulsion and corrosive gas may cause damage to the product Application Environment Physical Specifications Casing Material Black flame-retardant heat-proof plastic Cooling...

Industrial Bus TDHx01D485H Series Design Reference 1.Typical application +5V Conventional Circuit Recommended external circuit parameters: Model GDT1, GDT2 and GDT3 be used instead of a three terminal gas discharge tube, GDT4, GDT5 and GDT6 empathy. Such as GDT1, GDT2 and GDT3 three two-terminal device available gas discharge tube instead of a three-terminal at "± 4KV / ± 6KV" hierarchy, GDT4, GDT5 and GDT6 empathy, as B3D090L-C. It is not needed the component when parameter with the symbol of "--". 3. For more information please find the application notes on www.mornsun-power.com MORNSUN Guangzhou...

Dimensions and Recommended Layout Unit :mm[inch] THIRD ANGLE PROJECTION^ 1. Packing information please refer to Product Packing Information which can be downloaded from www.mornsun-power.com. Packing 2. If the customers using the product for wave soldering, recommended don't open hole on the bottom of the product coverage of PCB board, to avoid the product base thermal deformation; 3. Unless otherwise specified, parameters in this datasheet were measured under the conditions of Ta=25'C, humidity<75% with nominal input voltage and rated output load; 4. All index testing methods in this datasheet...