IL755 DUAL CHANNEL ILD755 SINGLE CHANNEL BIDIRECTIONAL INPUT DARLINGTON OPTOCOUPLER FEATURES • High Current Transfer Ratios, VCE=5 V IL/ILD755-1: 750% at IF=2 mA • IL/ILD755-2: 1000% at IF=1 mA BVCEO >60 V • AC or Polarity Insensitive Inputs • Built-In Reverse Polarity Input Protection • Industry Standard DIP Package • Underwriters Lab File #E52744 • VDE #0884 Available with Option 1 Dimensions in inches (mm) Single Channel Pin One ID. 2 3 1 .248 (6.30) .256 (6.50) Anode/ Cathode 1 6 Base Cathode/ Anode 2 5 NC 3 4 Emitter 4 5 6 .335 (8.50) .343 (8.70) .300 (7.62) Typ. .039 (1.00) min. .130 (3.30) .150 (3.81) DESCRIPTION The IL/ILD755 are bidirectional input optically coupled isolators. They consist of two Gallium Arsenide infrared emitting diodes coupled to a silicon NPN photodarlington per channel. 4° Typ. 18° Typ. .020 (.051) min. .010 (.25) .014 (.35) .031 (0.80) .035 (0.90) .018 (0.45) .022 (0.55) Dual Channel 4 They are designed for applications requiring detection or monitoring of AC signals. 5 Emitter (Each Channel) Continuous Forward Current .........................60 mA Power Dissipation at 25°C..........................100 mW Derate Linearly from 25°C....................1.33 mW/°C Package Isolation Test Voltage (PK) (t= 1 sec.)................... 7500 VACPK/5300 VACRMS Total Power Dissipation at 25°C Ambient (LED Plus Detector) IL755.......................................................250 mW ILD755 ....................................................400 mW Derate Linearly from 25°C IL755...................................................3.3 mW/°C ILD755 ................................................5.3 mW/°C Creepage ............................................... 7 mm min. Clearance............................................... 7 mm min. Storage Temperature....................–55°C to +150°C Operating Temperature ................–55°C to +100°C Lead Soldering Time at 260°C .................... 10 sec. 3 2 1 Pin One I.D. Anode/ Cathode Cathode/ Anode Anode/ Cathode Cathode/ Anode .255 (6.48) .268 (6.81) Maximum Ratings Detector (Each Channel) Collector-Emitter Breakdown Voltage...............60 V Collector-Base Breakdown Voltage .................60 V Power Dissipation at 25°C IL755.......................................................200 mW ILD755 ....................................................150 mW Derate Linearly from 25°C ILD755 ................... 2.6 mW/°CILD7552.0 mW/°C .110 (2.79) .150 (3.81) .300 (7.62) .347 (8.82) .100 (2.54) Typ. The IL755 are single channel Darlington optocouplers. The ILD755 has two isolated channels in a single DIP package. Collector 6 7 8 .379 (9.63) .390 (9.91) 8 Emitter 1 2 7 Collector 3 6 Collector 4 5 Emitter .305 Typ. (7.75) Typ. .030 (.76) .130 (3.30) .045 (1.14) .150 (3.81) 4° Typ. .030 (.76 ) .040 (1.02) .018 (.46) .022 (.56) 10 ° Typ. 3°–9° .115 (2.92) .135 (3.43) .008 (.20) .012 (.30) .100 (2.54) Typ. Electrical Characteristics (TA=25°C) Symbol Min. Typ. Max. Unit Condition 1.2 1.5 V IF=± 10 mA Emitter Forward Voltage VF Detector BVCEO 60 75 V IC=1 mA BVCBO 60 90 V IC=10 µA nA VCE=10 V ICEO 10 100 Package VCEsat DC Current Transfer Ratio IL755/ILD755-1 IL755/ILD755-2 IF=± 10 mA, IC=10 mA 1.0 CTR 750 % 1000 % Rise Time/Fall Time IL/ILD755-1 50 µs VCC=10 V, RL=100 Ω, IF=2 mA µs VCC=10 V, RL=100 Ω, IF=1mA Rise Time/Fall Time IL/ILD755-2 5–1 70 IF=± 2 mA, VCE=5 V IF=± 1 mA, VCE=5 V Figure 5. Normalized non-saturated and saturated collector-emitter current versus LED current 60 10 40 NIce - Normalized Ice IF - LED Forward Current - mA Figure 1. LED forward current versus forward voltage 85°C 20 25°C 0 –55°C -20 -40 -60 -1.5 -1.0 -0.5 0.0 0.5 1.0 Normalized to: Ta = 25°C IF = 10 mA Vce = 5 V 1 .01 Figure 6. Non-saturated and saturated HFE versus base current g HFE - Forward Transfer Gain NCTRce - Normalized CTRce Figure 2. Normalized non-saturated and saturated CTRce versus LED current Normalized to: 3.5 Ta = 25°C Vce = 5 V IF = 1 mA 3.0 2.5 2.0 Vce = 5 V 1.5 1.0 0.5 Vce = 1 V 0.0 .1 2.0 Normalized to: Ta = 25°C Vce = 5 V IF = 2 mA Vce = 5 V 1.0 0.5 Vce = 1 V 1 10 IF - LED Current - mA 100 Figure 4. Normalized non-saturated and saturated Ice versus LED current 10 Normalized to: Ta = 25°C Vce = 5 V IF = 2 mA Vce = 5 V Vce = 1 V .1 1 10 IF - LED Current - mA Vce = 1 V 2000 0 .01 .1 1 10 100 80 Ta = 25°C, Vcc = 5V Vth = 1.5 V 1KΩ 60 220Ω 40 470Ω 20 100Ω 0 0 5 10 15 IF - LED Current - mA 20 Figure 8. High to low propagation delay versus collector load resistance and LED current 1 .01 .1 4000 tpHL - High/Low Propagation delay - µs NIce - Normalized Ice 100 6000 Figure 7. Low to high propagation delay versus collector load resistance and LED current 1.5 0.0 .1 Vce = 5 V 8000 tpLH - Low/High Propagation Delay - µs NCTRce - Normalized CTRce 2.5 Ta = 25°C Ib - Base Current - µA Figure 3. Normalized non-saturated and saturated CTRce versus LED current 3.0 10000 100 1 10 IF - LED Current - mA 100 1 10 IF - LED Current - mA VF - LED Forward Voltage - V 4.0 Vce = 1V .1 .001 .1 1.5 Vce = 5 V 100 20 1KΩ 15 Ta = 25°C Vcc = 5 V Vth = 1.5 V 10 100Ω 5 0 0 5 10 15 IF - LED Current - mA 20 IL/ILD755 5–2 Figure 9. Switching waveform Figure 10. Normalized non-saturated and saturated CTRce versus LED currenth IF VCC=10 V F=10 KHz, DF=50% tD VO RL VO tR tPLH IF=1 mA tPHL tS VTH=1.5 V tF IL/ILD755 5–3