PDF ILD255 Data sheet ( Hoja de datos )

Número de pieza	ILD255
Descripción	BIDIRECTIONAL INPUT OPTOCOUPLER
Fabricantes	Siemens Semiconductor Group
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No Preview Available ! DUAL CHANNEL ILD255 BIDIRECTIONAL INPUT OPTOCOUPLER FEATURES • AC or Polarity Insensitive Inputs • Continuous Forward Current, 130 mA • Applications—Telecommunications - Ring Detection - Loop Current Detector • Built-in Reverse Polarity Input Protection • Improved CTR Symmetry • Industry Standard DIP Package • Underwriters Lab File #E52744 • V VDE 0884 Available with Option 1 DE DESCRIPTION The ILD255 is a bidirectional input optically cou- pled isolator consisting of two high current Gallium Arsenide infrared LEDs coupled to a silicon NPN phototransistor per channel. The ILD255 has a minimum CTR of 50% These optocouplers are ideal for applications requiring AC signal detection and monitoring. Maximum Ratings (Each Channel) Emitter Peak Pulsed Current (1 µs, 300 pps)................. 3 A Continuous Forward Current...............130 mA RMS Power Dissipation at 25°C ......................... 175 mW Derate Linearly from 25°C ..................... 2.3 mW/°C Detector Collector-Emitter Breakdown Voltage ............. 30 V Emitter-Base Breakdown Voltage ..................... 5 V Power Dissipation at 25°C ......................... 200 mW Derate Linearly from 25°C ..................... 2.6 mW/°C Package Isolation Test Voltage (between emitter and detector referred to standard climate 23°C/50%RH, DIN 50014).....................................5300 VACRMS Creepage................................................min. 7 mm Clearance ...............................................min. 7 mm Isolation Resistance VIO=500 V, TA=25°C.......................... RIO≥1012 Ω VIO=500 V, TA=100°C........................ RIO≥1011 Ω Total Dissipation at 25°C............................ 400 mW Derate Linearly from 25°C ..................... 5.3 mW/°C Storage Temperature –55°C .................. to +150°C Operating Temperature –55°C ............... to +100°C Lead Soldering Time at 260°C ....................10 sec. Dimensions in inches (mm) 43 21 .268 (6.81) .255 (6.48) 56 78 .390 (9.91) .379 (9.63) Pin One I.D. Anode/ Cathode Cathode/ Anode Anode/ Cathode Cathode/ Anode 1 2 3 4 8 Emitter 7 Collector 6 Collector 5 Emitter 4° Typ. .022 (.56) .018 (.46) .045 (1.14) .030 (.76) .150 (3.81) .130 (3.30) .040 (1.02) .030 (.76 ) .100 (2.54) Typ. .305 typ. (7.75) typ. 10 ° Typ. 3°–9° .012 (.30) .008 (.20) .135 (3.43) .115 (2.92) Electrical Characteristics (TA=25°C) Parameter MIn. Typ. Max. Unit Condition Emitter Forward Voltage VF Detector 1.2 1.5 V IF=± 10 mA BVCEO BVECO ICEO Package 30 50 7 10 5 50 V IC=10 mA V IE=10 µA nA VCE=10 V VCEsat 0.4 V IF=± 16 mA, IC=2 mA DC Current Transfer Ratio 50 % IF=± 10mA, VCE=10 V Symmetry CTR at +10 mA CTR at –10 mA 0.50 1.0 2.0 5–1 1 page

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