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| BRIGHT LED ELECTRONICS CORP. SINCE 1981 BR-B21V1-12V Features: 1. Chip material: GaP/GaP 2. Emitted color : Green 3. Lens Appearance : Green Diffused 4. For DC and pulse operation. Package Dimensions: 5. With current limiting resistor for 12V 6. TTL & CMOS compatible. www..com 7. 3mm diameter package. 8. Internal Resistor 800 9. This product don't contained restriction substance, compliance ROHS standard. Applications: 1. TV set 2. Monitor 3. Telephone 4. Computer 5. Circuit board Notes: 1. All dimensions are in millimeters (inches). 2. Tolerance is 0.25mm (0.01") unless otherwise specified. 3. Lead spacing is measured where the leads emerge from the package. 4. Specifications are subject to change without notice. Absolute Maximum Ratings(Ta=25) Parameter Power Dissipation Peak Forward Current*1 Operating Temperature Storage Temperature Soldering Temperature Symbol Pd IFP Topr Tstg Tsol Rating 80 150 -40~80 -40~85 260(for 5 seconds) Unit mW mA *1Condition for IFP is pulse of 1/10 duty and 0.1msec width. Ver.2.0 Page: 1 of 2 BRIGHT LED ELECTRONICS CORP. SINCE 1981 BR-B21V1-12V Electrical and optical characteristics(Ta=25) Parameter Forward Current Luminous Intensity Peak Wave Length Dominant Wave Length www..com Symbol IF Iv p d 21/2 Condition VF=12V VF=12V VF=12V VF=12V VF=12V VF=12V Min. 560 - Typ. 8 20 568 30 35 Max. 12 576 - Unit mA mcd nm nm nm deg Spectral Line Half-width Viewing Angle Typical electro-optical characteristics curves Fig.1 Relative intensity vs. Wavelength 1.0 60 Fig.2 Forward current derating curve vs. Ambient temperature 50 Relative radiant intensity Forward current(mA) 40 0.5 30 20 10 0 520 570 620 0 20 40 60 80 100 Wavelength (nm) Ambient temperature Ta() Fig.3 Forward current vs. Forward voltage 50 3.0 Fig.4 Relative luminous intensity vs. Ambient temperature 40 Relative luminous intensity 2.5 Forward current(mA) 2.0 30 1.5 20 1.0 10 0.5 0 1 2 3 4 5 0 -40 -20 0 20 40 60 Forward voltage(V) Ambient temperature Ta() Fig.5 Relative luminous intensity vs. Forward current 2.0 Fig.6 Radiation diagram 0 10 20 30 Relative luminous intensity(@20mA) 1.5 Relative radiant intensity 1.0 40 1.0 0.9 0.8 50 60 70 0.5 0.7 80 90 0 10 20 30 40 50 0.5 0.3 0.1 0.2 0.4 0.6 Forward current (mA) Ver.2.0 Page: 2 of 2 |
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