® CT326/CS326 CotoMOS CT326/CS326 The CT326 and CS326 feature high current switching capability to 2.0A with a low on resistance of 0.5Ω Maximum. Designed for Security, Measurement and Instrumentation applications the CotoMOS® relay is capable of handling 40V load conditions. If your requirements are different please contact your Coto Applications Engineer for assistance through www.cotorelay.com. CT326/CS326 Features u Contact Form: 2a u Load Voltage: 40V Maximum u Operation LED Current: 3.0mA Maximum u Load Current: 2.0A Maximum u On-Resistance: 0.5Ω Maximum u Low Off-State Leakage Current: 1.0μA Maximum u I/O Breakdown Voltage: 1500Vrms Minimum u Suffix -H for I/O Breakdown Voltage: 5000Vrms Minimum DIMENSIONS in Inches (Millimeters) CT326 CS326 0.398(10.1)Max. 0.398(10.1)Max. 0.047(1.2) IDENTIFIES PIN #1 0.020(0.5) 0.010(0.25) 0.100(2.54) IDENTIFIES PIN #1 0.051(1.3) 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. 0.047(1.2) 0.134(3.4) 0.004(0.1) 0.154(3.9)Max. 0.020(0.5) 0.162(4.1) 0.020(0.5) 0.300(7.62) .118(3.0) 0.100(2.54) 0.300(7.62) TERMINAL IDENTIFICATION 8 7 6 5 1 2 3 4 (+) (-) (+) (-) 1,3: Anode (LED) 2,4: Cathode (LED) 50 | page 5,6,7,8: Drain (MOSFET) tel: (401) 943.2686 | fax: (401) 942.0920 CT326/CS326 MAXIMUM RATINGS (Ambient Temperature: 25ºC) Parameters INPUT SPECIFICATIONS Symbol Units Value Continuous LED Current IF mA 50mA Peak LED Current IFP mA 500mA LED Reverse Voltage VR V 5V Input Power Dissipation Pin mW 75mW Load Voltage VL V 40V (AC peak or DC) Load Current IL A 2.0A OUTPUT SPECIFICATIONS Peak Load Current IPeak A 3.5A Output Power Dissipation POut mW 600mW Total Power Dissipation PT mW 650mW I/O Breakdown Voltage VI/O V 1500Vrms Operating Temperature TOpr -40ºC ~ +85ºC Storage Temperature TStg -40ºC ~ +100ºC RELAY SPECIFICATIONS CT326/CS326 ELECTRICAL SPECIFICATIONS (Ambient Temperature: 25ºC) Parameters INPUT LED Forward Voltage Symbol Test Conditions Units Min Typ Max VF IF=10mA V 1.0 1.37 1.5 0.5 3.0 Operation LED Current IF On mA Recovery LED Voltage VF Off V 0.5 1.1 OUTPUT On-Resistance Drain to Drain ROn IF=5mA, IL=Rating Time to flow is within 1 sec. Ω Off-State Leakage Current ILeak VL=40V μA Output Capacitance COut VL=0V, f=1MHz pF 240 ms 0.5 3.0 ms 0.05 1.0 0.085 0.5 1.0 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 109 1.3 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. page | 51