IVYC4251 Page 1 of 2 This lamp is a T-1 3/4, 5 mm Round. PART NO. IVYC4251 Chip Material Emitted Color GaAsP/GaP Yellow Lens Color Water Clear * Specifications subject to change without notice. Dimensions are in mm ±0.25 unless stated otherwise. IDEA, Inc., 1351 Titan Way, Brea, CA 92821 Ph: 714-525-3302, 800-LED-IDEA; Fax: 714-525-3304 0510 IVYC4251 Page 2 of 2 Absolute Maximum Ratings at Ta = 25 ˚C Parameter Symbol Rating Units Forward Current IF 30 mA Operating Temperature Topr -40 to +85 ˚C Storage Temperature Tstg -40 to +100 ˚C Soldering Temperature (soldering time ≤ 5 seconds) Tsol 260 ± 5 ˚C Power Dissipation Pd 100 mW Peak Forward Current (Pulse Width ≤ 1 msec and Duty ≤ 1/10) IF (Peak) 160 mA Reverse Voltage VR 5 V Electro-Optical Characteristics (Ta = 25 ˚C) Parameter Symbol Min. Typ. Max. Units Condition Luminous Intensity IV 100 160 — mcd IF = 20 mA Viewing Angle Peak Wavelength Dominant Wavelength Spectrum Radiation Bandwidth 2θ1/2 — 24 — deg IF = 20 mA λp — 585 — nm IF = 20 mA λd — 590 — nm IF = 20 mA Δλ — 35 — nm IF = 20 mA Forward Voltage VF 1.7 2.0 2.4 V IF = 20 mA Reverse Current IR — 10 μA VR = 5 V * Specifications subject to change without notice. Dimensions are in mm ±0.25 unless stated otherwise. IDEA, Inc., 1351 Titan Way, Brea, CA 92821 Ph: 714-525-3302, 800-LED-IDEA; Fax: 714-525-3304 0510