MST Part Number: MC3750 Features: 1. General Purpose Leads 2. Chip material：GaAsP/GaP 3. Emitted Color: Orange 4. Lens Color: Water Clear A 24.0 MIN. 2.2 1.4 1.5 TYP. 1.0 0.5 MAX. 8.7 5.9 Package Dimensions: K Notes: 1. ALL DIMENSIONS ARE IN mm. 2. TOLERANCE IS ± 0.25mm UNLESS OTHERWISE NOTED. Revision: 1 2005/10/27 MST MC3750 Absolute Maximum Ratings at Ta=25 ℃ Parameter Symbol Rating Unit Power Dissipation PD 78 mW Reverse Voltage VR 5 V D.C. Forward Current If 30 mA If(Peak) 100 mA Operating Temperature Range Topr. -25 to +85 ℃ Storage Temperature Range Tstg. -40 to +100 ℃ 260 ℃ Peak Current(1/10Duty Cycle,0.1ms Pulse Width.) Lead Soldering Temp. (1.6mm from body) for 5 seconds Electrical and Optical Characteristics: Parameter Symbol Condition Luminous Intensity IV If=20mA Forward Voltage Vf If=20mA 2.1 Peak Wavelength λP If=20mA 635 nm Dominant Wavelength λD If=20mA 626 nm Reverse Current Ir Vr=5V Viewing Angle 2θ1/2 If=20mA 25 ∆λ If=20mA 35 Spectrum Line Halfwidth Revision: 1 Min. Typ. 30.0 100 Max. Unit mcd 2.6 100 V µA deg nm 2005/10/27 MST MC3750 Typical Characteristic Curves: 150 40 Relative Luminous Intensity Forward Current IF(mA) 50 30 20 10 1.2 1.6 2.0 2.4 2.8 120 90 60 30 0 3.2 20.0 10.0 0.0 Applied Voltage (V) 30.0 Forward Current (mA) FORWARD CURRENT VS.APPLIED VOLTAGE FORWARD CURRENT VS. LUMINOUS INTENSITY 0° 20° 10° Forward Current IF(mA) 50 30° 40 40° 30 1.0 50° 0.9 20 60° 0.8 70° 80° 90° 10 0 20 40 60 Temperature(。C) 80 100 FORWARD CURRENT VS. AMBIENT TEMPERATURE Revision: 1 0.7 0.5 0.3 0.1 0.2 0.4 0.6 RADIATION DIAGRAM 2005/10/27