General Purpose Type Photocoupler LTV-4N35 Series/LTV-4N37 Series 4N35 Series/4N37 Series Package Dimensions High current transfer ratio (CTR : MIN.100% at IF=10mA, VCE=10V) Response time (ton : TYP, 3 s at VCE=10V, IC=2mA, RL=100 ) Input-output isolation voltage : LTV-4N35(Viso : 3,550Vrms) LTV-4N37(Viso : 1,550Vrms) UL approved (No. E113898) TUV approved (No.R9653630) CSA approved (No. CA91533-1) FIMKO approved (No. 193422) NEMKO approved (No. P96103013) DEMKO approved (No. 303985) SEMKO approved (No. 9646047/01-30) VDE approved (No. 094722) Options available : -Leads with 0.4"(10.16mm)spacing (M Type) -Leads bends for surface mounting(S Type) -Tape and Reel of Type I for SMD(Add"-TA"Suffix) -Tape and Reel of Type II for SMD(Add"-TA1"Suffix) -VDE 0884 approvals (Add"-V"Suffix) Applications 1. I/O interfaces for computers. 2. System appliances, measuring instruments. 3. Signal transmission between circuits of different potentials and impedances. Note: 1.Year date code. 2. 2-digit work week. 3. Factory code shall be marked (Z : Taiwan, Y : Thailand). 4. Model No.:LTV4N35 ; LTV4N37 ; 4N35 ; 4N37 5. All dimensions are in millimeters (inches). 6. Tolerance is 0.25mm (.010 ) unless otherwise noted. 7. Specifications are subject to change without notice. Ordering Information Part Number LTV-4N35 / 4N35 LTV-4N35M / 4N35M LTV-4N35S / 4N35S LTV-4N35S-TA / 4N35S-TA LTV-4N35S-TA1 / 4N35S-TA1 LTV-4N37 / 4N37 LTV-4N37M / 4N37M LTV-4N37S / 4N37S LTV-4N37S-TA / 4N37S-TA LTV-4N37S-TA1 / 4N37S-TA1 LTV4N35-V / 4N35-V LTV4N35M-V / 4N35M-V LTV4N35S-V / 4N35S-V LTV4N35STA-V / 4N35STA-V LTV4N35STA1-V / 4N35STA1-V LTV4N37-V / 4N37-V LTV4N37M-V / 4N37M-V LTV4N37S-V / 4N37S-V LTV4N37STA-V / 4N37STA-V LTV4N37STA1-V / 4N37STA1-V Package 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin 6-pin DIP (leads with 0.4" spacing) (lead bends for surface mount) (tape and reel packaging of type (tape and reel packaging of type DIP (leads with 0.4" spacing) (lead bends for surface mount) (tape and reel packaging of type (tape and reel packaging of type DIP (leads with 0.4" spacing) (lead bends for surface mount) (tape and reel packaging of type (tape and reel packaging of type DIP (leads with 0.4" spacing) (lead bends for surface mount) (tape and reel packaging of type (tape and reel packaging of type Safety Standard Approval I) II) UL approved TUV approved CSA approved FIMKO approved NEMKO approved SEMKO approved DEMKO approved Application part number PHOTOCOUPLER Features LTV - 4N35 LTV - 4N37 I) II) VDE approved LTV - 4N35 I) II) I) II) LTV - 4N37 12-33 Absolute Maximum Ratings (Ta=25 ) Parameter Input Output Symbol Rating Unit Forward Current IF 60 mA Reverse Voltage VR 6 V Power Dissipation P 100 mW Collector-Emitter Voltage VCEO 30 V Collector-Base Voltage VCBO 70 V Emitter-Collector Voltage VECO 7 V IC 100 mA PC 300 mW Ptot 350 mW Collector Current Collector Power Dissipation Total Power Dissipation 4N35 *1.Isolation Voltage 3,550 Viso 4N37 Vrms 1,500 Operating Temperature Topr -55~+100 Storage Temperature Tstg -55~+150 Tsol 260 *2.Soldering Temperature *1. AC for 1 minute, R.H. = 40 ~ 60% Isolation voltage shall be measured using the following method. (1)Short between anode and cathode on the primary side and between collector, emitter and base on the secondary side. (2)The isolation voltage tester with zero-cross circuit shall be used. (3)The waveform of applied volttage shall be a sine wave. *2. For 10 seconds. Electrical/Optical Characteristics Input Parameter Output Transfer Characteristics Min. Typ. Max. Unit 1.2 1.5 V VF Reverse Current IR Terminal Capacitance Ct Ta=25 Ta=25 Collector-Emitter Breakdown Voltage Emitter-Collector Breakdown Voltage Collector-Base Breakdown Voltage 10 50 50 I CEO 500 BV CEO A VR=4V pF V=0, f=1kHz nA VCE=10V A VCE=30V 30 V IC=0.1mA BV ECO 7 V IE=10 BV CBO 70 V IC=0.1mA Ta=25 IC 10 mA *1 Current Transfer Ratio Ta=25 CTR 100 % Collector-emitter Saturation Voltage Isolation Resistance Conditions IF=10mA Collector Current 10 IF=10mA VCE=10V 0.3 5 IF=10mA VCE=10V V CE(sat) R ISO A 10 1 10 V IF=50mA, IC=2mA 11 DC500V, 40~60% R.H. Floating Capacitance Cf 1.0 2.5 pF Response Time (Turn-on Time) t on 3 10 s VCE=10V, RBE= Response Time (Turn-off Time) t off 3 10 s RL=100 IC *1. CTR= I F 12-34 Symbol Forward Voltage Collector Dark Current (Ta=25 ) 100% V=0, f=1MHz , IC=2mA PHOTOCOUPLER Typical Electrical/Optical Characteristic Curves (25 Ambient Temperature Unless Otherwise Noted) 12-35 12-36