IS126

IS126 HIGH DENSITY MOUNTING AC INPUT, PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS Dimensions in mm DESCRIPTION The IS126 is an optically coupled isolator consisting of two infrared light emitting diodes connected in inverse parallel and NPN silicon photo transistor in a space efficient dual in line plastic package. FEATURES z Marked as FPA1. z Current Transfer Ratio MIN. 20% Isolation Voltage (3.75kVRMS ,5.3kVPK ) All electrical parameters 100% tested Drop in replacement for Toshiba TLP126 z z z 3.85 +-0.3 APPLICATIONS z Computer terminals z Industrial systems controllers z Measuring instruments z Signal transmission between systems of different potentials and impedances ISOCOMCOMPONENTSLTD Unit 25B, Park View Road West, Park View Industrial Estate, Brenda Road Hartlepool, Cleveland, TS25 1UD Tel: (01429) 863609 Fax :(01429) 863581 27/11/08 DB92855 ABSOLUTEMAXIMUMRATINGS (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 INPUTDIODE Forward Current Power Dissipation ±50mA 70mW OUTPUT TRANSISTOR Collector-emitter Voltage BVCEO Emitter-collector Voltage BVECO Collector Current Power Dissipation 35V 6V 50mA 150mW POWER DISSIPATION Total Power Dissipation 170mW (derate linearly 2.26mW/°C above 25°C) ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted ) PARAMETER MIN TYP MAX UNITS Input Forward Voltage (VF) 1.2 Output Collector-emitter Breakdown (BVCEO) Emitter-collector Breakdown (BVECO) V IF = ±20mA 35 V IC = 0.1mA 6 V IE = 10μA 100 nA VCE = 20V 400 % ±1mA IF , 5V VCE 0.2 V ±20mA IF , 1mA IC VRMS VPK See note 1 See note 1 Ω VIO = 500V (note 1) μs μs VCE = 2V , IC = 2mA, RL = 100Ω Collector-emitter Dark Current (ICEO) Coupled Current Transfer Ratio (CTR) 20 Collector-emitter SaturationVoltageVCE (SAT) Input to Output Isolation Voltage VISO 1.4 3750 5300 Input-output Isolation Resistance RISO 5x1010 Output Rise Time Output Fall Time Note 1 27/11/08 tr tf TEST CONDITION 4 3 18 18 Measured with input leads shorted together and output leads shorted together. DB92855