LDA203 Dual Optocouplers, Unidirectional Input Single-Transistor Output INTEGRATED CIRCUITS DIVISION Parameter Rating Units Description Breakdown Voltage - BV 30 V LDA203 is a dual unidirectional-input optocoupler with CEO P single-transistor outputs. Current transfer ratios range Current Transfer Ratio - CTR (Typ) 300 % from 33% to 1000% with a typical value of 300%. Saturation Voltage - V 0.5 V CE(sat) Input Control Current - I 1mA F Approvals UL Recognized Component: File E76270 Features CSA Certified Component: Certificate 1175739 100mA Continuous Load Rating EN/IEC 60950-1 Certified Component: 3750V Input/Output Isolation TUV Certificate B 09 07 49410 006 rms Unidirectional Input Small 8-Pin Package Machine Insertable, Wave Solderable Ordering Information Part Number Description LDA203 8-Pin DIP (50/tube) Applications LDA203S 8-Pin Surface Mount (50/tube) Telecom Switching LDA203STR 8-Pin Surface Mount (1000/Reel) Tip/Ring Circuits Modem Switching (Laptop, Notebook, Pocket Size) Loop Detect Ringing Detect Current Sensing Pin Configuration 1 8 A C 2 7 K E 3 6 A C 4 5 K E Pb e3 DS-LDA203-R05 1 www.ixysic.comLDA203 INTEGRATED CIRCUITS DIVISION Absolute Maximum Ratings 25C Absolute Maximum Ratings are stress ratings. Stresses in Parameter Ratings Units excess of these ratings can cause permanent damage to Breakdown Voltage 30 V P the device. Functional operation of the device at conditions Reverse Input Voltage 5 V beyond those indicated in the operational sections of this Input Control Current 100 mA data sheet is not implied. Peak (10ms) 1 A Power Dissipation 1 Input (each) 150 mW 2 Phototransistor (each) 150 mW Isolation Voltage, Input to Output 3750 V rms Operational Temperature -40 to +85 C Storage Temperature -40 to +125 C 1 Derate linearly 1.33mW / C 2 Derate linearly 2mW / C Electrical Characteristics 25C Parameter Conditions Symbol Min Typ Max Units Output Characteristics Phototransistor Breakdown Voltage I = 10ABV 30 85 - V C CEO Phototransistor Dark Current V = 5V, I = 0mA I - 10 500 nA CEO F CEO Saturation Voltage I = 2mA, I = 1mA V - 0.3 0.5 V C F CE(sat) Current Transfer Ratio I = 1mA, V = 0.5V CTR 33 300 1000 % F CE Output Capacitance 25V, f =1MHz C -6 - pF OUT Input Characteristics Input Control Current I = 0.33mA, V = 0.5V I -- 1 mA C CE F Input Voltage Drop I = 5mA V 0.9 1.2 1.4 V F F Reverse Input Current V = 5V I -- 10 A R R Common Characteristics Capacitance, Input to Output - C -3 - pF I/O Switching Characteristics 25C Characteristic Symbol Test Condition Typ Units Turn-On Time t 7 on V =5V, I =2mA, R =1K s CC F L Turn-Off Time t 20 off Switching Time Test Circuit V CC I F R L I F V CE V Pulse Width=5ms CE 90% Duty Cycle=1% 10% t t off on R05 2 www.ixysic.com