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| IS481/IS482 IS481/IS482 s Features 1. Built-in Schmidt trigger circuit 2. Low voltage operating type (VCC:2.3to 7.0V) 3. High sensitivity type (IS481 E VHL : TYP. 5.4 lx at Ta=25 C) (IS482 E VLH : TYP. 5.4 lx at Ta=25 C) 4. LSTTL and TTL compatible 5. Low level output under incident light ( IS481) High level output under incident light ( IS482) Low Voltage Operating and High Sensitivity Type OPIC Light Detectors s Outline Dimensions Internal connection diagram (Unit : mm) IS481 3 2 Amp. IS482 3 2 Amp. 1 1 Gate burr 2- C0.5 0.8 MAX. 1.15 1.5 3.0 0.75 4 4.0 4 R0.5 4 60 16.5 1.0 18.0 + 1.5 - 1.0 1.6 2.6 4 0.15 Rugged resin 0.3 MAX. 2- 0.8 1.4 (1.7 ) 3-0.4 + 0.3 - 0.1 3-0.45 + 0.3 - 0.1 s Applications 1. Battery-driven portable equipment (1.27 ) 1.6 6 6 1 6 2.8 * OPIC (Optical IC) is a trademark of the SHARP Corporation. An OPIC consists of a light-detecting element and signal-processing circuit integrated onto a single chip. (1.27 ) (1.27 ) 6 6 3 6 2 1 GND 2 VO 3 VCC s Absolute Maximum Ratings Parameter Supply voltage *1 Output current *2 Total power dissipation Operating temperature Storage temperature *3 Soldering temperature Symbol VCC Io P T opr T stg T sol Rating - 0.5 to +8 8 80 - 25 to + 85 - 40 to +100 260 (Ta=25C) Unit V mA mW C C C Soldering area 1.4mm *1 Output current vs. ambient temperature : Per Fig. 1 *2 Total power dissipation vs. ambient temperature : Per Fig. 2 *3 For 5 seconds at the position of 1.4 mm from bottom face of resin package " In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device." IS481/IS482 s Electro-optical Characteristics Parameter Low level output voltage High level output voltage Low level supply current High level supply current *6 (Ta=0 to 70C, VCC =5V unless otherwise specified) Symbol V OL V OH ICCL ICCH Conditions IOL = 4mA,*4 *5 *4 *5 Ta= 25C Ta= 25C Ta= 25C E VLH Ta= 25C MIN. 4.9 0.6 0.4 0.6 0.4 0.55 Ta= 25C Ev= 50 lx RL = 1.2k - "High Low" threshold illuminance IS481 E VHL IS482 IS481 *7 "LowHigh" threshold illuminance IS482 IS481 IS482 IS481 IS482 IS481 IS482 E VLH /E VHL E VHL /E VLH tPHL tPLH tr tf P TYP. 0.15 1.3 1.0 5.4 4.3 4.3 5.4 0.80 3.0 9.0 9.0 MAX. 0.4 3.8 3.0 15 22 15 22 0.95 15 30 30 Unit V V mA mA lx lx *8 Hysteresis Response time "HighLow" propagation delay time "Low High" propagation delay time Ta= 25C - Rise time Fall time Peak sensitivity wavelength *4 Defines E v =50 lx (IS481) and E v =0 lx (IS482). *5 Defines E v =0 lx (IS481) and E v =50 lx (IS482). - 3.0 0.1 0.05 900 15 0.5 0.5 - s nm *6 E VHL represents illuminance by CIE standard light source A (tungsten lamp) when output changes from "high" to "low". *7 E VLH represents illuminance by CIE standard light source A (tungsten lamp) when output changes from "low" to "high". *8 Hysteresis standards for E VLH /E VHL (IS481) and E VHL /E VLH (IS482). s Recommended Operating Conditions Parameter Supply voltage Output current Symbol VCC IOL MIN. 2.3 - (Ta=0 to +70C) MAX. 7.0 4.0 Unit V mA In order to stabilize power supply line, connect a by-pass capacitor of 0.01 F or more between Vcc and GND near the device. s Test Circuit for Response Time (IS481) Vin tr= tf= 0.01 s Zo= 50 47 15k 5V 1.2k 0.01 F s Test Circuit for Response Time (IS482) Vin tr= tf= 0.01 s Zo= 50 47 15k 5V 1.2k 0.01 F Input tPHL Output VOL tf 50% tPLH VOH 90% 10% Input tPHL Output VOL tr 50% tPLH 90% 10% VOH 1.5V 1.5V tr tf IS481/IS482 Fig. 1 Output Current vs. Ambient Temperature 14 Fig. 2 Output Power Dissipation vs. Ambient Temperature 120 Output power dissipation P (mW) 0 25 50 75 85 12 100 Output current I O ( mA) 10 80 8 60 6 40 2 1.6 0 - 25 100 20 16 0 - 25 0 25 50 75 85 100 Ambient temperature Ta (C) Ambient temperature Ta (C) Fig. 3 Low Level Output Voltage vs. Low Level Output Current 1 Vcc=5V Ta=25C Ev=50 lx (IS481) (IS482) Ev=0 Fig. 4 Low Level Output Voltage vs. Ambient Temperature 0.6 Vcc=5V Ta=25 C Ev=50 lx (IS481) Ev=0 (IS482) Low level output voltage V OL ( V) Low level output voltage V OL ( V) 0.4 0.1 IOL=8mA 0.2 IOL=4mA 0.01 0.1 1 10 0 - 25 0 25 50 75 100 Low level output current I OL ( mA) Ambient temperature Ta (C) Fig. 5 Supply Current vs. Ambient Temperature 2 Fig. 6 Rise, Fall Time vs. Load Resistance 3 Ta=25C Vcc=5V Ev=50 lx or equivalent 2.5 Supply current I CC ( mA) 1.5 VCC=8V VCC=5V ICCL 1 VCC=8V VCC=5V 0.5 ICCH Rise, fall time t r , tf ( s ) 2 1.5 tr 1 0.5 0 - 25 0 0.1 0.2 tr 10 20 0 25 50 75 100 0.5 1 2 5 50 100 Ambient temperature Ta (C) Load resistance R L ( k ) IS481/IS482 Fig. 7 Radiation Diagram - 20 - 10 0 100 - 30 +10 (Ta=25 C) + 20 Fig. 8 Spectral Sensitivity (TYP.) 100 Ta=25C Relative sensitivity (%) 80 +30 80 - 40 60 Relative sensitivity (%) +40 60 - 50 - 60 40 +50 +60 40 20 - 70 - 80 - 90 0 +70 +80 +90 20 0 400 500 600 700 800 900 1000 1100 1200 Angular displacement Wavelength (nm) q Please refer to the chapter "Precautions for Use". (Page 78 to 93) |
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