PHOTOCOUPLER Part Number: KB8241 GENERAL PURPOSE HIGH ISOLATION VOLTAGE HIGH SENSITIVITY PHOTOCOUPLER SERIES Features 1.AC input. 2.High current transfer ratio.(CTR:Min 600%,at IF =±1mA ,VCE =2V) 3.High isolation voltage between input and output (Viso=5000 Vrms). FEATURES 4.Compact dual-in-line package KB8241: 2-channel type. 1. AC Input. 5.Recognized by UL and CUL, file NO.E225308. 2. High current transfer ratio.(CTR:Min 600%,at IF =±1mA ,V =2V) CE 6.Approved by VDE 0884 Teil2(NO:40006364). 3. High isolation voltage between input and output (Viso=5000 Vrms) 7.RoHS compliant. 4. Compact dual-in-line package KB8241: 2-channel type 5. Recognized by UL and CUL, file NO. E225308 DESCRIPTION 1.The KB8241 (2-channel) is optically coupled isolators containing two GaAs light emitting diode and a darlington silicon phototransistor. 2.The lead pitch is 2.54mm APPLICATIONS 1.Computer terminals 2.Registers, copiers, automatic vending machines 3.System appliances, measuring instruments 4.Programmable logic controller 5.Signal transmission between circuits of different potentials and impedances SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 1 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 PHOTOCOUPLER Part Number: KB8241 * PACKAGE DIMENSIONS (UNIT: mm) DIP Type Internal connection Internal connection Top View diagram diagram 2.54 [0.1] 0.25 TOLERANCE : ±0.5[±0.02 ] UNLESS OTHERWISE NOTED. SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 2 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 PHOTOCOUPLER Part Number: KB8241 (Ta=25°C) Absolute Maximum Ratings Parameter Symbol Rating Unit I ±50 Forward current F mA Input Power dissipation 70 mW P Collector-emitter voltage V V CEO 35 Emitter-collector voltage V V ECO 6 Output mA Collector current I 80 C Collector power dissipation mW P C 150 Ptot 200 Total power dissipation mW Isolation voltage Viso V 5000 rms Operating temperature -30~+100 Topr °C Storage temperature Tstg -55~+125 °C Soldering temperature Tsol 260 °C 40 to 60%RH, AC for 1 minute For 10 seconds * Electro-optical Characteristics (Ta=25°C) Typ. Parameter Symbol Conditions Min. Max. Unit Forward voltage VF IF=±20mA 1.2 1.4 V Input Peak forward voltage VFM IFM=± 0.5A 3.0 V -6 Collector dark current Output ICEO VCE =10V,IF=0mA 10 A *1 CTR IF=±1mA, V CE=2V 600 7500 % Current transfer ratio Collector-emitter saturation voltage IF=± 20mA, IC=5mA 0.8V 1 VCE(sat) Transfer VCE=5V, IC=2mA charact- kHz 6 Cut-off frequency f c eristics RL=100Ω, -3dB Rise time t 300 μ 60 r VCE=2V, IC=10mA Response time RL=100Ω Fall time t 53 250 μ f Ic CTR= X 100% IF SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 3 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 PHOTOCOUPLER Part Number: KB8241 Fig. 1 Current Transfor Ratio vs. Fig. 2 Forward Current vs. Forward Current Forward voltage 2400 500 VCE=2V Ta=25°C 200 Ta=75°C 2000 25°C 100 50°C 0°C 1600 50 -25°C 20 1200 10 800 5 400 2 1 0 0.1 0.2 0.5 1 2 3 4 5 6 7 10 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Forward current IF(mA) Forward voltage VF(V) Fig. 4 Relative Current Transfer Ratio Fig. 3 Collector Current vs. vs. Ambient Temperature Collector-emitter Voltage 150 100 IF=1mA Ta=25°C VCE=2V 80 IF=10mA 100 Pc(MAX) 60 5mA 40 2mA 50 20 1mA 0 0 0 13 2 4 5 -25 025 50 75 100 Ambient temperature Ta(°C) Collector-emitter voltage VCE(V) Fig. 6 Collector Dark Current vs. Fig. 5 Collector-emitter Saturation Voltage vs. Ambient Temperature Ambient Temperature 1.0 -4 10 I F =20mA 0.9 VCE=10V I =5mA C -5 0.8 10 0.7 -6 10 0.6 0.5 -7 10 0.4 0.3 -8 10 0.2 -9 0.1 10 0 -10 10 -25 0 25 50 75 100 -25 0 25 50 75 100 Ambient temperature Ta(°C) Ambient temperature Ta (°C) SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 4 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 Current transfer ratio CTR( %) Collector current I C (mA) Collector-emitter saturation voltage VCE(sat) (V) Forward current I F(mA) Collector dark current I CEO (A) Relatiovecurrent transfer ration( %) PHOTOCOUPLER Part Number: KB8241 Fig. 7 Forward Current vs. Fig. 8 Collector Power Dissipation vs. Ambient Temperature Ambient Temperature 60 200 50 150 40 30 100 20 50 10 0 0 -25 0 25 50 75 100 125 -25 0 25 50 75 100 125 Ambient temperature Ta(°C) Ambient temperature Ta(°C) Fig. 9 Response Time vs. Load Resistance Test Circuit for Response Time 500 VCE=2V 200 IC=10mA tr Ta=25°C t f Vcc 100 Input 50 Output Input R R L D Output t d 10% 10 t d 5 90% t t d s 1 t t r f 0.05 0.1 0.2 0.5 1 2 Load resistance RL (KΩ Test Circuit for Frequency Response Fig. 10 Frequency Response VCE=2V IC=2mA Vcc 0 Ta=25°C R Output 100Ω R L D 1kΩ RL=10KΩ -10 -20 0.2 0.05 0.5 125 5 0 Frequency f(kHz) SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 5 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 Response time (μ Forward current IF(mA) Voltage gain Av (dB) Collector power dissipation Pc(mW) s PHOTOCOUPLER Part Number: KB8241 Fig. 11 Collector-emitter Saturation Voltage vs. Forward Current 8 Ta=25°C 7 IC=0.5mA 6 1mA Fig. 11 Collector-emitter Saturation 5 3mA Voltage vs. Forward Current 8 5mA Ta=25°C 7 4 IC=0.5mA 50mA 6 7mA 1mA 5 3mA 5mA 3 4 7mA 50mA 3 2 2 1 0 03 0.5 1.0 1.5 2.0 2.5.0 3.5 4.0 Forward current IF (mA) 1 * NOTES ON HANDLING 0 1.5 2.0 2.5 03 0.5 1.0 .0 3.5 4.0 1.Recommended soldering conditions (Dip soldering) Forward current IF (mA) (1) Dip soldering 260° C or below (molten solder temperature) Temperature Time Less than 10 seconds. Cycle One cycle allowed to be dipped in solder including plastic mold portion. * NOTES ON HANDLING Flux Rosin flux containing small amount of chlorine (The flux with a maximum chlorine content of 0.2 Wt % is recommended.) 1.Recommended soldering co (2nd ) Cauitt ioino sns (Dip soldering) Fluxes Avoid removing the residual flux with freon-based and chlorine-based cleaning solvent. (1) Dip soldering 2.Cautions regarding noise Be aware that power is suddenly into the component any surge current may cause damage happen, 260° C or below (molten solder temperature) Temperature even if the voltage is within the absolute maximum ratings. Time Less than 10 seconds. Cycle One cycle allowed to be dipped in solder including plastic mold portion. Flux Rosin flux containing small amount of chlorine (The flux with a maximum chlorine content of 0.2 Wt % is recommended.) (2) Cautions Fluxes Avoid removing the residual flux with freon-based and chlorine-based cleaning solvent. 2.Cautions regarding noise Be aware that power is suddenly into the component any surge current may cause damage happen, even if the voltage is within the absolute maximum ratings. SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 6 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 Collector-emitter saturation voltage VCE (sat) (V) Collector-emitter saturation voltage VCE (sat) (V) PHOTOCOUPLER Part Number: KB8241 CAUTION Within this device there exists GaAs (Gallium Arsenide) material which is a harmful substance if ingested. GaAs dust and fumes are toxic. Do not break, cut or pulverize the product, or use chemicals to dissolve them. RESTRICTIONS ON PRODUCT USE The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. Not all devices / types available in every country. We are mention about our product quality stablity, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing KINGBRIGHT products, to observe standards of safety, and to a avoid situations in which a malfunction or failure of a KINGBRIGHT product could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that KINGBRIGHT products are used within specified operating ranges as set forth in the most recent products specifications. SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 7 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 PHOTOCOUPLER Part Number: KB8241 TOLERANCE : ±0.4[±0.012] UNLESS OTHERWISE NOTED. Dimension of Tube Unit:mm Dimension of Carton Part Number Package Package Style KB8241 8-pin DIP 50pcs/each tube SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 8 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011 PHOTOCOUPLER Part Number: KB8241 PACKING & LABEL SPECIFICATIONS SPEC NO: DSAD1538 REV NO: V.8 DATE: NOV/18/2008 PAGE: 9 OF 9 APPROVED: WYNEC CHECKED: Tracy Deng DRAWN: D.M.Su ERP: 1205000011