IS725 IS725X HIGH VOLTAGE DARLINGTON OUTPUT OPTICALLY COUPLED ISOLATOR APPROVALS UL recognised, File No. E91231 Package Code " JJ " 'X' SPECIFICATIONAPPROVALS z VDE 0884 in 3 available lead form : - STD - G form - SMD approved to CECC 00802 DESCRIPTION The IS725 is an optically coupled isolator consisting of infrared light emitting diode and a high voltage NPN silicon photo darlington which has an integral base-emitter resistor to optimise switching speed and elevated temperature characteristics in a standard 6pin dual in line plastic package. FEATURES z Options :10mm lead spread - add G after part no. Surface mount - add SM after part no. Tape&reel - add SMT&R after part no. z High Isolation Voltage (5.3kVRMS ,7.5kVPK ) z High Current Transfer Ratio ( 1000% min) High BVCEO (300V min.) z Low collector dark current :1μA max. at 200V VCE z Low input current 1mA IF APPLICATIONS z Modems z Copiers, facsimiles z Numerical control machines z Signal transmission between systems of different potentials and impedances z OPTION SM OPTION G SURFACE MOUNT 7.62 Dimensions in mm 2.54 z 10.46 9.86 1.25 0.75 6 2 5 3 4 1.2 7.62 6.62 7.62 4.0 3.0 13° Max 0.5 3.0 0.5 3.35 0.26 ABSOLUTEMAXIMUMRATINGS (25°C unless otherwise specified) Storage Temperature -40°C to + 125°C Operating Temperature -25°C to + 100°C Lead Soldering Temperature (1/16 inch (1.6mm) from case for 10 secs) 260°C INPUTDIODE Forward Current Reverse Voltage Power Dissipation 50mA 6V 70mW OUTPUT TRANSISTOR Collector-emitter Voltage BVCEO Collector-base Voltage BVCBO Emitter-baseVoltage BVEBO Collector Current IC Power Dissipation 300V 300V 6V 150mA 300mW POWER DISSIPATION Total Power Dissipation 0.6 0.1 1 7.0 6.0 350mW 0.26 10.16 ISOCOM COMPONENTS 2004 LTD Unit 25B, Park View Road West, Park View Industrial Estate, Brenda Road Hartlepool, TS25 1UD England Tel: (01429)863609 Fax : (01429) 863581 e-mail [email protected] http:// www.isocom.com 17/7/08 DB91065 ELECTRICAL CHARACTERISTICS ( TA= 25°C Unless otherwise noted ) PARAMETER Input MIN TYP MAX UNITS Forward Voltage (VF) 1.2 Reverse Current (IR) Output V IF = 10mA 10 μA VR = 4V 300 V IC = 1mA Collector-base Breakdown (BVCBO ) 300 V IC = 0.1mA Emitter-base Breakdown (BVEBO ) 6 V IE = 0.1mA μA VCE = 200V % 1mA IF , 2V VCE 1.2 V 20mA IF , 100mA IC 1 VRMS VPK Ω pF See note 1 See note 1 VIO = 500V (note 1) V = 0, f =1MHz kHz VCC = 2V, IC= 20mA, RL = 100Ω, -3dB VCE = 2V, IC= 20mA, RL = 100Ω Current Transfer Ratio (CTR) 1 1000 4000 Collector-emitter SaturationVoltageVCE(SAT) Input to Output Isolation Voltage VISO Input-output Isolation Resistance RISO Input-output Capacitance Cf Note 1 Note 2 1.4 Collector-emitter Breakdown (BVCEO ) Collector-emitter Dark Current (ICEO ) Coupled TEST CONDITION Cut-off frequency fc Output Rise Time Output Fall Time tr tf 5300 7500 5x1010 1 100 20 300 100 μs μs Measured with input leads shorted together and output leads shorted together. Special Selections are available on request. Please consult the factory. FIGURE 1 VCC Input ton toff 100Ω tr Input 17/7/08 IC = 20mA Output Output tf 10% 10% 90% 90% DB91065m-AAS/A4 Collector Power Dissipation vs. Ambient Temperature Collector Current vs. Collector-emitter Voltage 300 200 100 120 2mA 100 80 60 1mA 40 IF = 0.5mA 20 0 0 -30 0 25 50 75 100 0 125 0.4 Forward Current vs. Ambient Temperature Relative current transfer ratio Forward current IF (mA) 50 40 30 20 10 0 0 25 50 75 100 2.0 1.0 0.8 0.6 0.4 0.2 0 125 -40 -20 0 20 40 60 80 Ambient temperature TA ( °C ) 100 Collector Dark Current vs. Ambient Temperature Collector-emitter Saturation Voltage vs. Ambient Temperature 10-5 1.2 Collector dark current ICEO (A) Collector-emitter saturation voltage VCE(SAT) (V) 1.6 IF = 1mA VCE= 2V Ambient temperature TA ( °C ) 1.0 0.8 IF = 20mA IC = 100mA 0.6 1.2 Relative Current Transfer Ratio vs. Ambient Temperature 1.2 60 -30 0.8 Collector-emitter voltage VCE ( V ) Ambient temperature TA ( °C ) 0.4 0.2 0 VCE= 200V 10-6 10-7 10-8 10-9 10-10 10-11 -30 0 25 50 75 Ambient temperature TA ( °C ) 17/7/08 4mA 10mA 140 Collector current IC (mA) Collector power dissipation PC (mW) 400 100 -30 0 25 50 75 100 Ambient temperature TA ( °C ) DB91065m-AAS/A4