ISP521-1X, ISP521-2X, ISP521-4X ISP521-1, ISP521-2, ISP521-4 HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS APPROVALS Dimensions in mm ISP521-1X 2.54 z UL recognised, File No. E91231 ISP521-1 Package Code EE 1 4 7.0 6.0 X SPECIFICATION APPROVALS 2 3 z VDE 0884 in 3 available lead form : - 1.2 - STD - G form - SMD approved to CECC 00802 5.08 7.62 z Certified to EN60950 by :- 4.08 4.0 3.0 Nemko - Certificate No. P01102465 13 0.5 Max DESCRIPTION 3.0 0.26 3.35 The ISP521-1 , ISP521-2 , ISP521-4 series of ISP521-2X 0.5 optically coupled isolators consist of infrared ISP521-2 light emitting diodes and NPN silicon photo 2.54 18 transistors in space efficient dual in line plastic 2 7 packages. 7.0 3 FEATURES 6 6.0 z Options :- 4 5 10mm lead spread - add G after part no. 1.2 Surface mount - add SM after part no. 10.16 7.62 Tape&reel - add SMT&R after part no. 9.16 4.0 z High Current Transfer Ratio ( 50% min) 3.0 z High Isolation Voltage (5.3kV ,7.5kV ) RMS PK 13 0.5 z High BV ( 55Vmin ) CEO Max 3.0 z All electrical parameters 100% tested 0.26 z Custom electrical selections available 3.35 0.5 APPLICATIONS 1 16 z Computer terminals ISP521-4X 2 15 z Industrial systems controllers ISP521-4 14 3 z Measuring instruments z Signal transmission between systems of 413 2.54 different potentials and impedances 512 611 7.0 6.0 7 10 OPTION SM OPTION G SURFACE MOUNT 8 9 7.62 1.2 20.32 7.62 19.32 4.0 3.0 0.6 13 1.25 0.5 0.26 0.1 Max 0.75 10.46 10.16 0.26 3.35 3.0 9.86 0.5 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 27/11/08 DB92252ABSOLUTE MAXIMUM RATINGS (25C unless otherwise specified) Storage Temperature -55C to + 125C Operating Temperature -30C to + 100C Lead Soldering Temperature (1/16 inch (1.6mm) from case for 10 secs) 260C INPUT DIODE Forward Current 50mA Reverse Voltage 5V Power Dissipation 70mW OUTPUT TRANSISTOR Collector-emitter Voltage BV 55V CEO Emitter-collector Voltage BV 6V ECO Collector Current 50mA Power Dissipation 150mW POWER DISSIPATION Total Power Dissipation 200mW (derate linearly 2.67mW/C above 25C) ELECTRICAL CHARACTERISTICS ( T = 25C Unless otherwise noted ) A PARAMETER MIN TYP MAX UNITS TEST CONDITION Input Forward Voltage (V ) 1.0 1.15 1.3 V I = 10mA F F Reverse Current (I)10 AV = 4V R R Output Collector-emitter Breakdown (BV )55 V I = 0.5mA CEO C ( Note 2 ) Emitter-collector Breakdown (BV ) 6 V I = 100A ECO E Collector-emitter Dark Current (I ) 100 nA V = 20V CEO CE Coupled Current Transfer Ratio (CTR) (Note 2) ISP521-1, ISP521-2, ISP521-4 50 600 % 5mA I , 5V V F CE CTR selection available BL 200 600 % GB 100 600 % GB 30 % 1mA I , 0.4V V F CE Collector-emitter Saturation VoltageV 0.4 V 8mA I , 2.4mA I CE (SAT) F C -GB 0.4 V 1mA I , 0.2mA I F C Input to Output Isolation Voltage V 5300 V See note 1 ISO RMS 7500 V See note 1 PK 10 Input-output Isolation Resistance R 5x10 V = 500V (note 1) ISO IO Rise Time, tr 4 sV = 2V , CE Fall Time, tf 3 sI = 2mA, R = 100 C L Note 1 Measured with input leads shorted together and output leads shorted together. Note 2 Special Selections are available on request. Please consult the factory. DB92252 27/11/08