CT474/CS474 CotoMOS® CT474/CS474 The CT474 and CS474 feature current switching capability to 90mA with a low on resistance of 50Ω Maximum. Designed for Security, Measurement and Instrumentation applications the CotoMOS® relay is capable of handling 400V load conditions. If your requirements are different please contact your Coto Applications Engineer for assistance through www.cotorelay.com. CT474/CS474 Features u Contact Form: 1B u Load Voltage: 400V Maximum u Operation LED Current: 3.0mA Maximum u Load Current: 90mA Maximum u On-Resistance: 50Ω Maximum u Low Off-State Leakage Current: 10μA Maximum u I/O Breakdown Voltage: 1500Vrms Minimum u Suffix -H for I/O Breakdown Voltage: 5000Vrms Minimum DIMENSIONS in Inches (Millimeters) CT474 CS474 0.051(1.3) 0.358(9.1)Max. 0.358(9.1)Max. 0.047(1.2) 0.406(10.3)Max. 0.252(6.4) 0.010(0.25) 0.376(9.54)Max. 0.252(6.4) 0.310(7.87)Max. 0.470(1.2) IDENTIFIES PIN #1 0.020(0.5) 0.010(0.25) 0.200(5.08) 0.134(3.4) 0.118(3.0) 0.100(2.54) 0.200(5.08) 0.154(3.9)Max. 0.020(0.5) IDENTIFIES PIN #1 0.162(4.1) 0.020(0.5) 0.100(2.54) TERMINAL IDENTIFICATION 6 5 4 1 2 3 (+) (-) 1: Anode (LED) 2: Cathode (LED) 3: NC 4,6: Drain (MOS FET) 5: Source (MOS FET) tel: (401) 943.2686 | fax: (401) 942.0920 CT474/CS474 MAXIMUM RATINGS (Ambient Temperature: 25ºC) Parameters INPUT SPECIFICATIONS Symbol Units Value Continuous LED Current IF mA 50 Peak LED Current IFP mA 500 LED Reverse Voltage VR V 5 Input Power Dissipation Pin mW 75 Load Voltage VL V (AC peak or DC) 400 Load Current IL mA 90 OUTPUT SPECIFICATIONS Peak Load Current IPeak A 0.6 Output Power Dissipation POut mW 450 Total Power Dissipation PT mW 500 I/O Breakdown Voltage VI/O Vrms 1500 Operating Temperature TOpr ºC -40 ~ +85 Storage Temperature TStg ºC -40 ~ +100 RELAY SPECIFICATIONS CT474/CS474 ELECTRICAL SPECIFICATIONS (Ambient Temperature: 25ºC) Parameters INPUT LED Forward Voltage Symbol Test Conditions Units Min VF IF=10mA V 1.0 Operation LED Current IF On mA Recovery LED Voltage VF Off V Typ Max 1.5 0.9 3.0 30 50 0.5 OUTPUT On-Resistance Drain to Drain ROn IF=10mA, IL=Rating Time to flow is within 1 sec. Ω Off-State Leakage Current ILeak VL=400V μA Output Capacitance COut VL=0V, f=1MHz pF 165 ms 0.35 2.0 ms 0.05 1.0 10 TRANSMISSION Turn-On Time TOn Turn-Off Time TOff IF=10mA, IL=Rating COUPLED I/O Insulation Resistance RI/O I/O Capacitance CI/O Ω f=1MHz pF Environmental Ratings: Operating Temp: -40°C to +85° C; Storage Temp: –40 to +100 C. All electrical parameters measured at 25° C unless otherwise specified. For most recent data visit www.cotorelay.com COTO TECHNOLOGY, INC. 109 1.3