521-9638F

3mm Discrete LED High Brightness Tinted, Non-Diffused 4.45 [.175] 1.02 [.040] 3.30 [.130] 25.40 [1.00] MIN Dialight 521-9637, -9638, -9639 PART NO. 521-9637 521-9638 521-9639 1.02 [.040] MIN ANODE: -9636-16, -9637-16 CATHODE: -9638-16, -9639-16, & -9650-16 3.00 [.118] 2.54 [.100] 1.50 [.059] MAX 6.00 [.236] COLOR Red Green Yellow .51 ±.05 [.020 ±.002] SQ MOUNTING CLIP: 515-0006 located on page 4-65 Dimensions in mm [inches] Red Green Yellow -9637 -9638 -9639 Power Dissipation (mW) 100 100 60 Forward Current (mA) Derating (mA/°C) From 25°C 0.5 40 0.4 30 0.25 20 Peak Current (mA) 200 120 80 Operating Temperature (°C) -55/+100 -55/+100 -55/+100 Storage Temperature (°C) -55/+100 -55/+100 -55/+100 ABSOLUTE MAXIMUM RATINGS (TA=25°C) Pulse width = 10 µs Soldering Temperature 260°C, 5 seconds, 1.6 mm from body Solder Adherance per MIL-STD-202E, Method 208C OPERATING CHARACTERISTICS (TA=25°C) Red Green Yellow -9637 -9638 -9639 Luminous Intensity (mcd) IF=20mA Min. Typical 19 80 19 70 19 70 Peak Wavelength (nm) λ Peak Typical 660 565 585 Viewing Angle (2Θ 1⁄2) Typical 45° 45° 45° Forward Voltage (V) IF=20mA Typical Max. 1.8 2.4 2.1 2.8 2.1 2.8 Reverse Voltage (V), IR=100µA Min. 4 5 5 Θ 1⁄2 is the off axis angle at which the luminous intensity is half the axial luminous intensity Dialight Corporation • 1913 Atlantic Avenue • Manasquan, NJ 08736 • TEL: (732) 223-9400 • FAX: (732) 223-8788 • www.dialight.com