Datasheet L251 (Citizen) - 5

SPECIFICATIONS 5/9 ◆Case Temperature vs. Forward Voltage ◆Case Temperature vs. Relative Luminous Flux Tc－Vf　Characteristics　　If=720mA Tc－φv　Characteristics　　If=720mA 110% 110% 100% 100% 90% 90% ) 80% 80% f(a.u v(a.u V φ 70% 70% 60% 60% 50% 50% 0.0 20.0 40.0 60.0 80.0 100.0 0.0 20.0 40.0 60.0 80.0 100.0 Tc(℃) Tc(℃) ◆Case Temperature vs. Allowable Forward Current ◆Spectrum Tc-IF Characteristics Spectrum　　If=720mA 900 120% 800 100% s 700 u o 600 80% in ) m A 500 lu 60% (m 400 I F 300 40% lative e 200 R 20% 100 0 0% 0 25 50 75 100 125 350 450 550 650 750 850 Tc(℃) Wavelength (nm) Approved Checked Drawn Symbol CITILED Name CL-L251-MC6L1 Drawing No Mark Date Description Appro. CITIZEN ELECTRONICS CO.,LTD. Ref.CE-P407 04/09