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IS487 Dataheets PDF



Part Number IS487
Manufacturers Sharp Electrionic Components
Logo Sharp Electrionic Components
Description Built-in Amp.Type OPIC Light Detector
Datasheet IS487 DatasheetIS487 Datasheet (PDF)

IS487/IS488 IS487/IS488 s Features 1. Compact type 2. Built-in schmidt trigger circuit 3. LSTTL and TTL compatible output 4. Open collector output 5. Low level output under incident light (IS487 ) High level output under incident light ( IS488 ) 6. A wide range of operating supply voltage ( VCC : 4.5 to 17v ) Built-in Amp.Type OPIC Light Detector s Outline Dimensions Internal connection diagram IS487 Voltage regulator 3 2 1 Amp. 2.95 Gate burr 4˚ R0.5 4˚ 1.6 60 ( Unit : mm ) IS488 Voltage reg.

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IS487/IS488 IS487/IS488 s Features 1. Compact type 2. Built-in schmidt trigger circuit 3. LSTTL and TTL compatible output 4. Open collector output 5. Low level output under incident light (IS487 ) High level output under incident light ( IS488 ) 6. A wide range of operating supply voltage ( VCC : 4.5 to 17v ) Built-in Amp.Type OPIC Light Detector s Outline Dimensions Internal connection diagram IS487 Voltage regulator 3 2 1 Amp. 2.95 Gate burr 4˚ R0.5 4˚ 1.6 60 ( Unit : mm ) IS488 Voltage regulator 3 2 1 Amp. 1.15 3.0 1.5 2- C0.5 0.8MAX. 0.75 4˚ 4.0 ± 0.2 Rugged resin 0.3MAX. 2 - 0.8 1.4 s Applications 1. Floppy disk drive Units 2. Copiers, printers, facsimiles 3. VCRs 4. Automatic vending machines 4˚ ˚ 16.5 ± 1.0 1.27 6˚ 1 6˚ 1.6 1.27 6˚ 6˚ 3 18.0 + 1.5 - 1.0 3- + 0.3 0.4 - 0.1 0.3 3 - 0.45 + - 0.1 (1.27) 6˚ 2.8 6˚ 2 1 GND 2 VO 3 V CC *“ OPIC ” ( Optical IC ) is a trademark of the SHARP Corporation. An OPIC consists of a light-detecting element and signalprocessing circuit integrated onto a single chip. s Absolute Maximum Ratings Parameter Supply voltage Output voltage Output current Power dissipation Operating temperature Storage temperature *1 Soldering temperature Symbol V CC VO IO P Topr Tstg Tsol Rating - 0.5 to + 35 - 0.5 to + 40 50 175 - 25 to +85 - 40 to +100 260 ( Ta= 25˚C ) Unit V V mA mW ˚C ˚C ˚C *1 For 5 seconds at the position of 1.4mm from the 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. ” 2.6 0.15 IS487/IS488 s Electro-optical Characteristics Parameter Low level output voltage High level output current Low level supply current High level supply current *4 ( Unless otherwise specified, Ta= 0 to 70˚C, VCC= 5V ) Symbol V OL I OH I CCL I CCH Conditions I OL = 16mA *3 V CC = 20V, V O= 30V *2 *3 T a = 25˚C, R L = 280Ω R L = 280Ω T a = 25˚C, R L = 280Ω R L = 280Ω T a = 25˚C, R L = 280Ω R L = 280Ω T a = 25˚C, R L = 280Ω R L = 280Ω *2 “ High→Low” Threshold illuminance IS487 E VHL IS488 IS487 E VLH IS488 IS487 IS488 IS487 IS488 IS487 IS488 E VLH /E VHL E VHL /E VLH t PLH t PHL tr tf *5 “ Low→High” Threshold illuminance MIN. 1.5 1 1.5 1 0.50 - TYP. 0.15 1.3 0.7 15 10 10 15 0.65 5 3 3 5 0.1 0.05 MAX. 0.4 100 3.4 2.2 35 50 35 50 0.90 15 9 9 15 0.5 0.5 Unit V µA mA mA lx lx *6 Hysteresis “ Low→High” Propagation time T a = 25˚C, R L = 280Ω - Response time “ High→Low” Propagation time Rise time Fall time T a = 25˚C E V = 50lx R L = 280 Ω µs *2 Defines EV = 50lx ( IS487 ) and E V = 0 ( IS488 ) . *3 Defines EV = 0 (IS487) and E V = 50lx ( IS488 ) . *4 EVHL represents illuminance by CIE standerd light source A ( tungsten lamp ) when output changes from high to low. *5 E VLH represents illuminance by CIE standerd light source A ( tungsten lamp ) when output changes from low to high. *6 Hysteresis stands for EVLH /E VHL ( IS487 ) and E VHL /E VLH ( IS488 ) . s Recommended Operating Conditions Parameter Supply voltage Output current Symbol V CC I OL MIN. 4.5 MAX. 17 16 Unit V mA In order to stabilize power supply line, connect a by-pass capacitor of 0.01 µ F or more between VCC and GND near the device. IS487/IS488 Fig. 1 Low Level Output Current vs. Ambient Temperature 60 Low level output current I OL ( mA ) Fig. 2 Power Dissipation vs. Ambient Temperature 300 50 Power dissipation P ( mW ) 250 40 200 175 150 30 20 100 10 0 - 25 50 0 - 25 0 25 50 75 85 100 0 25 50 75 85 100 Ambient temperature Ta ( ˚C ) Ambient temperature Ta ( ˚C ) Fig. 3 Relative Threshold Illuminance vs. Supply Voltage 1.1 T a = 25˚C 1 E VHL ( IS487 ) 2 E VLH ( IS487 ) E VLH ( IS488 ) E VHL ( IS488 ) 1 0.9 Fig. 4 Low Level Output Voltage vs. Ambient Temperature 0.6 E V = 50 lx ( IS487 ) ( IS488 ) EV = 0 Low level output voltage V OL ( V ) 0.5 V CC = 5V 1.0 Relative threshold illuminance 0.4 0.8 0.3 I OL = 30mA 0.7 2 0.6 0.5 0 5 E VHL ( IS487 ) , E VLH ( IS488 ) =1 at V CC = 0 10 Supply voltage V 15 CC 0.2 0.1 16mA 5mA 25 0 - 25 0 25 50 75 100 20 (V) Ambiment temperature Ta ( ˚C ) Fig. 5 Supply Current vs. Ambient Temperature 3.0 2.5 Supply current I cc ( mA ) V CC = 17V 10V 1.5 5V ICCL 2.0 1.0 0.5 V CC = 17V 10V I CCH 5V 0 - 25 0 25 50 75 100 Ambient temperature Ta ( ˚C ) IS487/IS488 Fig. 6 Propagation Delay Time vs. Illuminance 12 ( µ s) 11 10 9 8 7 6 5 4 3 2 1 0 0 1 t PLH ( IS487 ) 2 t PHL ( IS487 ) t PHL ( IS488 ) t PLH ( IS488 ) 100 200 300 v( Fig. 7 Rise Time, Fall Time vs. Load Resistance 0.8 1 Rise time, fall time t r , t f ( µ s ) 0.7 0.6 0.5 0.4 0.3 0.2 0.1 tf 0.1 0.2 0.5 1 2 5 10 20 50 tr T a = 25˚C V CC = 5V E V = 50lx Propagation delay time t PLH , t PHL V CC = 5V RL = 280Ω T a = 25˚C 2 400 lx ) 500 600 0 Illuminance E Load resi.


IS486 IS487 IS488


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