Transmissive Photosensors (Photo Interrupters) CNZ1122, CNZ1128 (ON1122, ON1128) Photo Interrupters Unit : mm CNZ1122 Mark for indicating LED side 25.0±0.35 13.0±0.3 3.0±0.2 Device center Overview 7.0 min. 2.5±0.2 10.0±0.2 CNZ1122 and CNZ1128 are a photocoupler in which a visible light emitting diode is used as the light emitting element, and a high sensitivity phototransistor is used as the light detecting element. The two elements are arranged so as to face each other, and objects passing between them are detected. 3.0±0.3 For contactless SW, object detection 2-0.45±0.2 *9.6±0.3 2-ø3.2±0.2 19.0±0.2 2 3 6.2±0.2 Features Highly precise position detection : 1.2 mm *2.54±0.2 Fast response : tr, tf = 6 µs (typ.) Using small package for saving mounting space (CNZ1128) Small output current variation against change in temperature 1 4 2 3 1 4 Pin connection (Note) * is dimension at the root of leads Absolute Maximum Ratings (Ta = 25˚C) V IF 25 mA Mark for indicating LED side PD*1 70 mW 13.0±0.3 3.0±0.2 20 mA Output (Photo Collector to emitter voltage VCEO transistor) Emitter to collector voltage VECO 30 V 5 V Collector power dissipation PC*2 100 mW Operating ambient temperature Topr –25 to +85 ˚C Storage temperature Tstg –30 to +100 ˚C Temperature *1 *2 Unit : mm CNZ1128 3 IC Input power derating ratio is 0.93 mW/˚C at Ta ≥ 25˚C. Output power derating ratio is 1.33 mW/˚C at Ta ≥ 25˚C. 3.5±0.2 Device center 3.0±0.3 Collector current Unit VR ; ; ;;; Input (Light Forward current (DC) emitting diode) Power dissipation Symbol Ratings 7.0 min. 10.0±0.2 2.5±0.2 Reverse voltage (DC) 4- 0.45±0.2 *9.4±0.3 *2.54±0.2 2 3 1 4 6.2±0.2 Parameter 2 3 1 4 Pin connection (Note) * is dimension at the root of leads Note) The part numbers in the parenthesis show conventional part number. 1 Transmissive Photosensors (Photo Interrupters) CNZ1122,CNZ1128 Electrical Characteristics (Ta = 25˚C) Parameter Symbol Forward voltage (DC) Input characteristics Reverse current (DC) Collector cutoff current Output characteristics Collector to emitter capacitance Conditions VF IF = 20mA IR VR = 3V ICEO min VCE = 10V, f = 1MHz 2.1 2.8 V 5 µA 200 nA 5 Collector current IC VCE = 10V, IF = 15mA Transfer Response time tr , tf*1 VCC = 10V, IC = 1mA, RL = 100Ω characteristics Collector to emitter saturation voltage VCE(sat) IF = 25mA, IC = 0.1mA Unit pF 0.3 mA µs 6 0.5 V Switching time measurement circuit Sig.IN VCC td : Delay time tr : Rise time (Time required for the collector current to increase from 10% to 90% of its final value) tf : Fall time (Time required for the collector current to decrease from 90% to 10% of its initial value) (Input pulse) Sig.OUT (Output pulse) *2 RL 90% 10% td ;; ;; 50Ω tr tf IC classifications Class Q R S IC (mA) 0.3 to 0.75 0.55 to 1.30 >1.10 IF , IC — Ta IF — V F IC — I F 10 2 32 VCE = 10V Ta = 25˚C IF 20 IC 10 0 – 25 0 20 40 60 80 Ambient temperature Ta (˚C ) 100 IC (mA) 30 24 Collector current IF (mA) Ta = 25˚C Forward current Forward current, collector current IF , IC (mA) 40 2 max VCE = 10V CC *2 *1 typ 16 8 0 0 0.4 0.8 1.2 1.6 2.0 Forward voltage VF (V) 2.4 10 1 10 –1 10 –2 10 –1 1 10 Forward current IF (mA) 10 2 CNZ1122,CNZ1128 Transmissive Photosensors (Photo Interrupters) IC — VCE IC — Ta 10 2 1 10 –1 10 –2 10 –1 1 80 40 0 – 40 – 20 10 2 10 120 Collector to emitter voltage VCE (V) 0 20 ; 10 –1 10 –2 10 –1 tr td 90% 10% IC (%) 100Ω 80 Relative output current tr (µs) 500Ω 10 V1 50Ω 10 –2 10 –3 – 40 – 20 0 20 40 60 80 100 120 Ambient temperature Ta (˚C ) VCE = 10V Ta = 25˚C IF = 15mA RL = 1kΩ Sig. V1 OUT V2 V2 RL 100 10 –1 IC — d 10 2 VCC 80 1 VCE = 10V 100 VCC = 10V Ta = 25˚C Sig.IN 60 Ambient temperature Ta (˚C ) tr — IC 10 3 1 40 ICEO (µA) IC (%) Relative output current IC (mA) Collector current 10 Dark current VCE = 10V IF = 15mA IF = 20mA Ta = 25˚C Rise time ICEO — Ta 10 160 60 Criterion 0 d 40 20 tf 1 Collector current IC (mA) 10 0 0 1 2 3 4 5 6 Distance d (mm) 3 Caution for Safety Gallium arsenide material (GaAs) is used in this product. DANGER Therefore, do not burn, destroy, cut, crush, or chemically decompose the product, since gallium arsenide material in powder or vapor form is harmful to human health. Observe the relevant laws and regulations when disposing of the products. Do not mix them with ordinary industrial waste or household refuse when disposing of GaAs-containing products. 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