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数据搜索系统，热门电子元器件搜索 |
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HLMP-EH15-R2000 数据表(PDF) 8 Page - Broadcom Corporation. |
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HLMP-EH15-R2000 数据表(HTML) 8 Page - Broadcom Corporation. |
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8 / 18 page  Broadcom AV02-0373EN 8 HLMP-ELxx, HLMP-EHxx, HLMP-EJxx, HLMP-EGxx Data Sheet T-1¾ (5 mm) Precision Optical Performance AlInGaP LED Lamps Electrical/Optical Characteristics at TA = 25 °C Parameter Symbol Min Typ Max Unit Test Conditions Forward Voltage VF VIF = 20 mA Amber ( d = 590 nm) — 2.02 2.4 Orange ( d = 605 nm) — 1.98 2.4 Red-Orange ( d = 615 nm) — 1.94 2.4 Red ( d = 626 nm) — 1.90 2.4 Reverse Voltage VR 520 — V IR = 100 µA Dominant Wavelength d nm IF = 20 mA Red 620.0 626.0 630.0 Amber 584.5 590.0 594.5 Orange 599.5 605.0 610.5 Red Orange 612.0 615.0 621.7 Peak Wavelength PEAK nm Peak of Wavelength of Spectral Distribution at IF =20 mA Amber ( d = 590 nm) — 592 — Orange ( d = 605 nm) — 609 — Red-Orange ( d = 615 nm) — 621 — Red ( d = 626 nm) — 635 — Spectral Halfwidth ½ — 17 — nm Wavelength Width at Spectral Distribution ½ Power Point at IF = 20 mA Speed of Response τs —20— ns Exponential Time Constant, e-t/ts Capacitance C — 40 — pF VF = 0, f = 1 MHz Thermal Resistance R J-PIN — 240 — °C/W LED Junction-to-Cathode Lead Luminous Efficacya a. The radiant intensity, Ie, in watts per steradian, may be found from the equation Ie = Iv/ηv, where Iv is the luminous intensity in candelas and ηv is the luminous efficacy in lumens/watt. ηV Im/W Emitted Luminous Flux/Electrical Power Amber ( d = 590 nm) — 480 — Orange ( d = 605 nm) — 370 — Red-Orange ( d = 615 nm) — 260 — Red ( d = 626 nm) — 150 — Luminous Flux φV —500 — mIm IF = 20 mA Luminous Efficiencyb b. ηe = φV / IF x VF, where φV is the emitted luminous flux, IF is electrical forward current, and VF is the forward voltage. ηe Im/W Emitted Luminous Flux/Electrical Power Red — 12 — Amber — 13 — Orange — 13 — Red Orange — 13 — |
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