SD-303

Position Sensitive Diodes KODENSHI SD-303・SD-306 DIMENSIONS The SD-303, 306 are position sensors for automatic focusing of camera. (Unit : mm) FEATURES •Laser beam focusing/positioning is best performed •High performance •High reliability in demanding environments APPLICATIONS •Automatic focusing of camera MAXIMUM RATINGS Item Reverse voltage Power dissipation Operating temp. Storage temp. (Ta=25℃) Symbol VR PD Topr. Tstg. Rating 30 30 -25~+85 -30~+100 Unit V mW ℃ ℃ ELECTRO-OPTICAL CHARACTERISTICS Item Reverse voltage Dark current Light current Spectral sensitivity Peak wavelength Switching speeds Capacitance Resistance Signal slope Light current difference *2. Va=Voltage of Anode A1,A2 *3. α 1(I 1 IL 2 /(I 1+IL 2)1 = L- ) L *4. ΔL=IL 1 IL 2 *5. Color temp.=2856K standard Tungsten lamp (Ta=25℃) Symbol VR Id IL *1 λ λp tr, tf Ct RS *2 α*3 ΔIL /IL *4 Conditions IR=10μ A VR=1V VR=1V, EV=1000lx*5 VR=1V, RL=1kΩ VR=1V, f=1MHz VR=1V, Va=0.5V VR=1V Min. 30 SD-303 Typ. Max. 5 SD-306 Typ. Max. Min. 30 0.2 10 13 720~1100 940 2 14 100 140 0.08 5 Unit. V nA μ A nm nm μ ec. s pF KΩ % 0.2 10 13 720~1100 940 2 10 230 280 0.08 350 ±2 190 ±2 L= *1. IL=IL 1 IL2 (IL 1 Light current of A1,I 2 Light current of A2) + = - 1- Position Sensitive Diode SD-303 D-306 ・S Power dissipation Vs. Ambient temperature Light current Vs. Illuminance Relative sensitivity Vs. Wavelength Relative light current Vs. Ambient temperature Relative resistance between electrodes Vs. Ambient temperature Dark current Vs. Ambient temperature Dark current Vs. Reverse voltage Capacitance between terminals Vs. Reverse voltage Relative light current Vs. Position - 2-