MCA2230X, MCA2231X, MCA2255X MCA2230, MCA2231, MCA2255 OPTICALLY COUPLED ISOLATOR PHOTODARLINGTON OUTPUT UL recognised, File No. E91231 'X' SPECIFICATION APPROVALS l MCA2231X VDE 0884 in 2 available lead form : - STD - G form VDE 0884 in SMD approval pending MCA2230X, MCA2255X VDE 0884 approval pending l EN 60950 approval pending l DESCRIPTION The MCA2230, MCA2231, MCA2255 series of optically coupled isolators consist of an infrared light emitting diode and NPN silicon photodarlington in a space efficient dual in line plastic package. FEATURES l Options :10mm lead spread - add G after part no. Surface mount - add SM after part no. Tape&reel - add SMT&R after part no. l High Current Transfer Ratio l High Isolation Voltage (5.3kVRMS ,7.5kVPK ) l All electrical parameters 100% tested l Custom electrical selections available APPLICATIONS l Computer terminals l Industrial systems controllers l Measuring instruments l Signal transmission between systems of different potentials and impedances OPTION G OPTION SM SURFACE MOUNT 5.08 max. 1.2 0.6 Dimensions in mm 2.54 APPROVALS 6.4 6.2 1 2 6 5 3 4 1.54 8.8 8.4 4.3 4.1 0.5 0.5 7.8 7.4 0.3 3.3 9.6 8.4 ABSOLUTE MAXIMUM RATINGS (25°C unless otherwise specified) Storage Temperature -55°C to + 150°C Operating Temperature -55°C to + 100°C Lead Soldering Temperature (1/16 inch (1.6mm) from case for 10 secs) 260°C INPUT DIODE Forward Current Reverse Voltage Power Dissipation 80mA 6V 105mW OUTPUT TRANSISTOR Collector-emitter Voltage BVCEO MCA2255 MCA2230, MCA2231 Collector-base Voltage BVCBO MCA2255 MCA2230, MCA2231 Emitter-base Voltage BVEBO Power Dissipation 55V 30V 55V 30V 6V 150mW POWER DISSIPATION 10.2 9.5 1.4 0.9 0.26 10.16 Total Power Dissipation 250mW (derate linearly 3.3mW/°C above 25°C) ISOCOM COMPONENTS LTD Unit 25B, Park View Road West, Park View Industrial Estate, Brenda Road Hartlepool, Cleveland, TS25 1YD Tel: (01429) 863609 Fax :(01429) 863581 7/12/00 DB92134-AAS/A2 ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted ) Input Output Coupled PARAMETER MIN TYP MAX UNITS Forward Voltage (VF) Reverse Voltage (VR) Reverse Current (IR) 3 1.2 V V µA IF = 20mA IR = 10µA VR = 3V 30 55 V V IC = 100µA (note 2) IC = 100µA (note 2) 30 55 5 V V V nA IC = 10µA (note 2) IC = 10µA (note 2) IE = 10µA VCE = 10V % % % 10mA IF , 5V VCE 10mA IF , 5V VCE 1mA IF , 1V VCE V V V V VRMS VPK Ω µs µs 50mA IF , 50mA IC 1mA IF , 2mA IC 5mA IF , 10mA IC 10mA IF , 50mA IC (note 1) (note 1) VIO = 500V (note 1) VCC= 10V, RL = 100Ω, IF = 10mA (Fig.1) 10 Collector-emitter Breakdown (BVCEO) MCA2230, MCA2231 MCA2255 Collector-base Breakdown (BVCBO) MCA2230, MCA2231 MCA2255 Emitter-base Breakdown (BVEBO) Collector-emitter Dark Current (ICEO) 100 Collector Output Current ( IC ) (Note 2) MCA2230 100 MCA2231, MCA2255 500 200 Collector-emitter Saturation VoltageVCE(SAT) MCA2230, MCA2255 MCA2231 Input to Output Isolation Voltage VISO Input-output Isolation Resistance RISO Output Turn on Time ton Output Turn off Time toff Note 1 Note 2 1.5 TEST CONDITION 1.0 1.0 1.0 1.2 5300 7500 5x1010 10 100 Measured with input leads shorted together and output leads shorted together. Special Selections are available on request. Please consult the factory. FIGURE 1 VCC = 10V Input IF = 10mA ton 100Ω toff tr Input 7/12/00 Output tf Output 10% 10% 90% 90% DB92134-AAS/A2 Collector Power Dissipation vs. Ambient Temperature Current Transfer Ratio vs. Forward Current 10000 4000 Current transfer ratio CTR (%) Collector power dissipation P C (mW) 200 150 100 50 0 1000 400 100 40 VCE = 5V TA = 25°C 10 0 -30 0 25 50 75 100 0.1 0.2 0.5 125 Forward Current vs. Ambient Temperature TA = 25°C 20 Collector current I C (mA) 80 Forward current I F (mA) 10 20 50 100 50mA 100 60 40 20 0 10mA 5mA 80 60 40 2mA 20 IF = 1mA 0 -30 0 25 50 75 100 125 0 Ambient temperature TA ( °C ) 1 1.2 3 4 5 Relative Current Transfer Ratio vs. Ambient Temperature 1.5 Relative current transfer ratio IF = 50mA IC = 50mA 1.0 2 Collector-emitter voltage VCE ( V ) Collector-emitter Saturation Voltage vs. Ambient Temperature (V) CE(SAT) 5 Collector Current vs. Collector-emitter Voltage 100 Collector-emitter saturation voltage V 2 Forward current IF (mA) Ambient temperature TA ( °C ) 0.8 0.6 0.4 0.2 0 IF = 10mA VCE = 5V 1.0 0.5 0 -30 0 25 50 75 Ambient temperature TA ( °C ) 7/12/00 1 100 -30 0 25 50 75 Ambient temperature TA ( °C ) 100 DB92134-AAS/A2