SD-202

Position Sensitive Diodes KODENSHI SD-201・SD-202 DIMENSIONS The SD-201, 202 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 20 SD-201 Typ. Max. 10 SD-202 Typ. Max. Min. 30 10 16 700~1100 940 2 10 100 150 0.067 13 Unit. V nA μ A nm nm μ ec. s pF KΩ % 30 400~1100 940 2 10 100 150 0.067 200 ±2 200 ±2 L= *1. IL=IL 1 IL2 (IL 1 Light current of A1,I 2 Light current of A2) + = - 1- Position Sensitive Diode SD-201 D-202 ・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-