HFD3403-2XX FOR INDUSTRIAL BUS SYSTEMS FEATURES x Designed to meet SERCOS specification x x x x x x x x x Converts optical input signals to TTL digital output Typical sensitivity 5w (-23 dBm) (660nm) Single 5 volg supply Direct coupled receiver circuit Open collector output Microlens optics for efficient fiber coupling Metal barrel for high mechanical stability (HFD3403-202) Fig.2 Separate grounding of barrel for optimum EM/RFI shielding (HFD3403-202) Fig.2 Lost cost plastic barrel for General Purpose Bus-Application (HFD3403-212) Fig.1 opho_234.TIF OUTLINE DIMENSIONS in inches (mm) ODIM_235.TIF 374 ODIM_236.TIF Honeywell reserves the right to make changes in order to improve design and supply the best products possible. HFD3403-2XX FOR INDUSTRIAL BUS SYSTEMS ELECTRO-OPTICAL CHARACTERISTICS (Temperature = 25C, VCC = 5.0 VDC unless otherwise noted) PARAMETER Minimum input sensitivity SYMBOL PIN (Peak) MIN MAX 10.0 UNITS W -23 -20 dBm VOH VOL 0.25 0.4 V Rise Time tR 6 9 ns PIN d 10 w, VO = 0.4 to 2.4 V Fall Time tF 6 9 ns PIN d 10 w, VO = 2.4 to 0.4 V 15.0 6.5 mA nm PIN t 10 w PWD 10 25 % PIN d 10 w peak, f=2.5 Mhz PWD 25 30 % Duty Cycle= 50% PIN d 10 w peak, f=2.5 Mhz ICCH Pulse width distortion 13.0 4.5 V optical fiber ff = 2.5 Mhz, Duty Cycle = 50% PWD d 10% PIN d 10 w, RL-560 : Low level logic output voltage ICCL 4.5 TEST CONDITIONS OP = 660 nm into 1000 m High level logic output voltage Supply Current 2.4 TYP 5.0 PIN d 10 w, RL-560 : RL-560 : RL-560 : PIN d 10 w Duty Cycle= 50% ABSOLUTE MAXIMUM RATINGS (25C Free-Air Temperature unless otherwise noted) Forward current 70 mA Peak forward current 300 mA Reverse voltage +4 V Power dissipation 140 mW Operating temperature -30 to +85C Storage temperature 260C, 5 sec (3,0 mm from body) Honeywell reserves the right to make changes in order to improve design and supply the best products possible. 375 HFD3403-2XX FOR INDUSTRIAL BUS SYSTEMS BLOCK DIAGRAM SWITCHING WAVEFORM 100% OPTICAL INPUT 50% PULSE WIDTH 0% 100% 2.4 V PULSE WIDTH 50% FIBER--4.SCH 0% ELECTRICAL OUTPUT 0.4 V tf tr FIBER202.CIR Pulse Width Distortion vs Frequency Propagation Delay Time vs Peak Optical Input Power FIBER056.GRA FIBER057.GRA FIBER055.GRA OGRA_162.TIF Pulse Width Distortion vs Temperature 376 Honeywell reserves the right to make changes in order to improve design and supply the best products possible.