光(guang)(guang)(guang)電(dian)(dian)(dian)傳感器是(shi)將光(guang)(guang)(guang)信號轉換(huan)為電(dian)(dian)(dian)信號的(de)一(yi)種(zhong)器件。其工作原(yuan)理基(ji)于光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)。光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)是(shi)指光(guang)(guang)(guang)照(zhao)射在某些物(wu)質(zhi)上(shang)時，物(wu)質(zhi)的(de)電(dian)(dian)(dian)子吸收光(guang)(guang)(guang)子的(de)能量而發生了(le)相應(ying)(ying)的(de)電(dian)(dian)(dian)效應(ying)(ying)現象。根據(ju)光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)現象的(de)不同(tong)將光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)分為三(san)類(lei)：外(wai)光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)、內光(guang)(guang)(guang)電(dian)(dian)(dian)效應(ying)(ying)及(ji)光(guang)(guang)(guang)生V效應(ying)(ying)。光(guang)(guang)(guang)電(dian)(dian)(dian)器件有(you)光(guang)(guang)(guang)電(dian)(dian)(dian)管(guan)、光(guang)(guang)(guang)電(dian)(dian)(dian)倍(bei)增(zeng)管(guan)、光(guang)(guang)(guang)敏(min)電(dian)(dian)(dian)阻、光(guang)(guang)(guang)敏(min)二極管(guan)、光(guang)(guang)(guang)敏(min)三(san)極管(guan)、光(guang)(guang)(guang)電(dian)(dian)(dian)池等。分析了(le)光(guang)(guang)(guang)電(dian)(dian)(dian)器件的(de)性能、特性曲線。KI5274 型由(you)一(yi)個紅外(wai)線 LED 和(he)一(yi)個高靈敏(min)度光(guang)(guang)(guang)電(dian)(dian)(dian)晶體(ti)管(guan)（模(mo)擬輸出）組成。

防塵(chen)(chen)結構(gou)：不易受灰塵(chen)(chen)影響(xiang)

可見光截止型(xing)：受環境光影響較(jiao)小

產地：日本

正向電流I_F：50 mA

脈沖正向電流I_FP：1 A

反向電壓V_R：5 V

允許耗散P：75 mW

集電至發射電壓V_CEO：30 V

發射至集電電壓V_ECO：5 V

集電電流I_C：20 mA

集電耗散P_c：75 mW

工作溫度T_opr：-20 至 +75 °C

存儲溫度T_stg：-30 至 +80 °C

正向電壓 V_F： 1.2 至 1.5 V

反向電流 I_R： 10 μA

暗電流 I_CEO： 0.1 µA

光電流 I_C： 0.5 mA

集電-發射飽和電壓 V_CE（sat）：0.4 V

上升響應時間(jian) tr：50 µs

下(xia)降響應(ying)時間(jian) tf：50 µs

卡片設備(bei)和換鈔機(ji)中的(de)(de)(de)物體通過檢(jian)測、自(zi)動(dong)售貨機(ji)和娛(yu)樂機(ji)的(de)(de)(de)硬幣(bi)通過檢(jian)測、自(zi)動(dong)售票機(ji)的(de)(de)(de)紙張通過檢(jian)測、辦(ban)公自(zi)動(dong)化(hua)設備(bei)、其他