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| Photo Link Connector FIBER OPTIC TRANSMITTING MODULE FOR DIGITAL AUDIO EQUIPMENT KPL1280A Features TTL interface. LED is driven by differential circuit. A Self-tapping hole for easy attachment to audio Equipment panels. 8.20 Outline Dimensions 9.50 2.40 (Unit:mm) 10.00 6.00 1.90 4.00 19.50 0.50 Applications Audio equipment. DVD player. Automobile. 7.62 2.30 4.70 3.80 2.54 2.54 321 13.50 20.20 Tolerance: 0.2mm Pin Connection 1.GND 2.Vcc 3.Input 11.50 1. Maximum Ratings Parameter Storage Temperature Operating Temperature Power Dissipation Supply Voltage Input Voltage Soldering Temperature Note 1 Soldering time Ta=25 Rating -40~80 -20~70 120 Unit Tstg Topr Pmax Vcc VIN Tsol 10 seconds Symbol mW -0.5~7 V -0.5~Vcc+0.5 V 260 Note 1 At a distance of 1 mm from the package . 2. Recommended Operating Conditions Parameter Supply Voltage High-Level Input Voltage Low-Level Input Voltage Symbol VCC VIH VIL Min 4.75 2.0 0 Typ. 5.0 Max 5.25 VCC 0.8 Unit V V V 1 c 2004 cosmo ELECTRONICS CORPORATION http://www.cosmo-ic.com 9.50 1.60 Photo Link Connector (3).Measuring method of Pulse response PHOTOLINK Unit Standard optical fiber cable KPL1280A Standard receiver to be measured Vin Vcc GND Vcc Oscilloscope CH1 CH2 Input Output signal Input signal 6Mbps NRZ"1010" successive pattern Input signal (CH1) 50% Input signal (CH1) 50% Output signal (CH2) 50% Output signal (CH2) VOH 90% 50% VOL 10% t PLH t PHL tr tf (4).Measuring method of Jitter PHOTOLINK Unit Standard optical fiber cable Standard receiver to be measured Vin Vcc GND Vcc Oscilloscope CH1 CH2 put Output signa 1 1 0 0 Input signal (CH1) 50% Output signal (CH2) 50% tj tj 5.Recommended PCB Layout 7.62 2- 2.8 3.80 3- 0.8 2.54 2.54 Notes: 1.Unit:mm 2.tolerance: 0.3mm 3 c 2004 cosmo ELECTRONICS CORPORATION http://www.cosmo-ic.com Photo Link Connector KPL1280A VCC=5V Typ. Max Unit 12.8 Mb/s 5 m -15 dBm 650 690 nm 13 mA V 0.8 V 150 150 25 25 ns ns ns ns 3. Electrical and Optical Characteristics Parameter Symbol Ta=25 Min Note 2 Condition NRZ Signal Data Rate DC Note 3 Using APF 0.2 Transmission Distance Note 4 Fiber Output Power Pf -21 Peak Emission Wavelength p 630 Current Consumption Icc High Level Input Voltage VIH 2.0 Low Level Input Voltage VIL Low->High Propagation delay tPLH time High -> Low Propagation delay tPHL time tw 6Mbps NRZ Signal Pulse Width Distortion -25 tj Jitter Time Note 2 LED is on when input signal is high, and off when it is low. The duty factor must be maintained between 25 to 75%. ote 3 All Plastic Fiber 970 / 1000m . ote 4 Measure with a standard optical fiber, peak value. 4. Measuring method (1).Measuring method of optical output coupling fiber PHOTOLINK Unit Standard optical fiber cable Optical Power Meter to be measured Vin Vcc GND Optical Power Meter must be calibrated to have the wavelength sensitivity of 650nm | 0 dBm=1mW | (2).Measuring method of power dissipation current and input voltage PHOTOLINK Unit Standard optical fiber cable Optical Power Meter to be measured Vin Vcc GND Optical Power Meter must be calibrated to have the wavelength sensitivity of 650nm | 0 dBm=1mW | Vcc Icc Vin c 2004 cosmo ELECTRONICS CORPORATION http://www.cosmo-ic.com 2 |
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