1 HUAAN LIMITED RS232 Port Protection Solution ▼Solution1(RS232): 10/700us: 6KV/150A 1.2/50us-8/20us: 6KV-3KA Specification.............................................................................................................................................................................. Part Number DC Spark-over Voltage @ 100V/S Impulse Spark-over Voltage Impulse Spark-over Voltage @100V/μs @1KV/μs Insulation Resistance Impulse discharge current(8/20μs) AC discharge current (50Hz,1s,10time s) GDT V V V GΩ 10 Times A H3R5-90SMD 90±20% <500 <600 >1 5KA 5 Vmax I max Ih Rmax V A A JK-mSMD014 60 100 0.14 Part Number Vbr Ir Vrwm Ipp 10/1000us Vc TVS V uA V A V SMBJ15CA 16.7-18.5 800 15 24.6 24.4 Part Number PTC Rmin Pd Ω Ω w 6 0.65 0.8 Package SMB Application product(Video server, access controller ,Electricity meter ,Water meter,optical transmitter and receiver....etc ): 2 RS232 Port Protection Solution Use DIP component HUAAN LIMITED ▼Solution 2(RS232): Surge level: IEC61000-4-5 10/700us:6KV/150A 1.2/50us-8/20us: 6KV-3KA Specification................................................................................................................................................................................ Part Number DC Spark-over Voltage @ 100V/S Impulse Spark-over Voltage Impulse Spark-over Voltage @100V/μs @1KV/μs Insulation Resistance Impulse discharge AC discharge current(8/20μs) current (50Hz,1s,10times) GDT V V V GΩ 10 Times A H3R6-90 90±20% <500 <600 >1 5KA 5 Vmax I max Ih V A A 250 10 0.12 Part Number PTC JK250120U Rmax Rmin Pd Ω Ω w 11 6 0.8 Part Number Vbr Ir Vrwm Ipp 10/1000us Vc TVS V uA V A V P6KE18CA 17.1-18.9 5 15.3 24.2 25.2 Package DO-15 Application product(Video server, access controller ,Electricity meter ,Water meter,optical transmitter and receiver....etc ): A friendly reminder: Any surface mount component and DIP component can alternative use, ( For example: H3R5-90SMD = H3R6-90 , JK250120U = JK-mSMD014 , P6KE18CA = SMBJ15CA) (So You can also use: H3R6-90 + JK250120U + SMBJ15CA, H3R5-90SMD+ JK250120U+ P6KE18CA ...ETC) Statement: These solution is only for reference, The final solution will be based on the actual test results, HUAAN LIMITED will have the right of final explanation. [email protected] [email protected] www.huaandz.com Tel:+86-755-27465585 2 HUAAN LIMITED