IS423

IS420, IS421, IS422, IS423 OPTICALLY COUPLED BILATERAL SWITCH LIGHT ACTIVATED ZERO VOLTAGE CROSSING TRIAC APPROVALS l UL recognised, File No. E91231 2.54 7.0 6.0 Dimensions in mm 1 2 3 7.62 13° Max 0.26 6 5 4 DESCRIPTION The IS42_ Series are optically coupled isolators consisting of a Gallium Arsenide infrared emitting diode coupled with a monolithic silicon detector performing the functions of a zero crossing bilateral triac mounted in a standard 6 pin dual-in-line package. FEATURES l 1.2 7.62 6.62 4.0 3.0 0.5 0.5 3.35 3.0 l l l l 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. High Isolation Voltage (5.3kVRMS ,7.5kVPK ) Zero Voltage Crossing 400V Peak Blocking Voltage All electrical parameters 100% tested Custom electrical selections available ABSOLUTE MAXIMUM RATINGS (25 °C unless otherwise noted) Storage Temperature -400C - +1500C Operating Temperature -400C - +1000C Lead Soldering Temperature 2600C (1.6mm from case for 10 seconds) Input-to-output Isolation Voltage (Pk) 7500 Vac (60 Hz , 1sec. duration) INPUT DIODE Forward Current 50mA Reverse Voltage 6V Power Dissipation 120mW (derate linearly 1.41mW/0C above 250C) OUTPUT PHOTO TRIAC Off-State Output Terminal Voltage 400V RMS Forward Current 100mA Forward Current (Peak) 1.2A Power Dissipation 150mW (derate linearly 1.76mW/0C above 250C) POWER DISSIPATION Total Power Dissipation 250mW (derate linearly 2.94mW/0C above 250C) APPLICATIONS l CRTs l Power Triac Driver l Motors l Consumer appliances l Printers SURFACE MOUNT OPTION SM OPTION G 7.62 1.2 0.6 10.2 9.5 1.4 0.9 0.26 10.16 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 28/7/98 ISOCOM INC 720 E., Park Boulevard, Suite 104, Plano, TX 75074 USA Tel: (972) 423-5521 Fax: (972) 422-4549 DB92610-AAS/A2 ELECTRICAL CHARACTERISTICS ( TA = 25°C Unless otherwise noted ) PARAMETER Input Forward Voltage (VF) Reverse Current (IR) Peak Off-state Current ( IDRM ) Peak Blocking Voltage ( VDRM ) On-state Voltage ( VTM ) Critical rate of rise of off-state Voltage ( dv/dt ) Coupled Input Current to Trigger ( IFT )(note 2 ) IS420 IS421 IS422 IS423 Holding Current , either direction ( IH ) Input to Output Isolation Voltage VISO Zero Crossing Charact-eristic Inhibit Voltage ( VIH ) 100 5300 7500 35 400 1.8 3.0 MIN TYP MAX UNITS 1.2 1.5 100 300 V µA nA V V V/µs TEST CONDITION IF VR = 30mA = 6V Output VDRM = 400V (note 1 ) IDRM = 300nA ITM = 100mA(peak) 100 30 15 10 7 mA mA mA mA µA VRMS VPK V VTM = 3V ( note 2 ) See note 3 See note 3 IF= Rated IFT MT1-MT2 Voltage above which device will not trigger IF= Rated IFT VDRM = 400V off-state Leakage in Inhibited State ( IS ) 500 µA Note 1. Test voltage must be applied within dv/dt rating. Note 2. Guaranteed to trigger at an IF value less than or equal to max. IFT , recommended IF lies between Rated IFT and absolute max. IFT . Note 3. Measured with input leads shorted together and output leads shorted together. 28/7/98 D B92610-AAS/A2 Normalised repetitive peak off-state voltage ( V ) RMS On-state Current vs. Ambient Temperature Normalised Repetitive Peak Off-state Voltage vs. Ambient Temperature 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 -30 0 25 50 75 100 Ambient temperature TA ( °C ) On-state Voltage vs. Ambient Temperature 2.8 2.4 Normalised to TA = 25°C RMS on-state current IT (Arms) 0.1 0.05 0 -30 0 25 50 75 100 125 Ambient temperature TA ( °C ) Forward Current vs. Ambient Temperature 60 50 Forward current IF (mA) On-state voltage VTM (V) 2.0 1.6 1.2 0.8 0.4 0 40 30 20 10 0 -30 0 25 50 75 100 125 Ambient temperature TA ( °C ) Normalised Input Trigger Current vs. Ambient Temperature -30 0 25 50 75 100 Ambient temperature TA ( °C ) On-state Current vs. On-state Voltage 100 On-state current ITM (mA) 80 60 IF = 20mA TA = 25°C Normalised input trigger current ( IFT ) 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 -30 0 25 50 75 100 Ambient temperature TA ( °C ) Normalised to TA = 25°C 40 20 0 0 0.4 0.8 1.2 1.6 2.0 On-state voltage VTM (V) D B92610-AAS/A2 28/7/98