1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 185 s series led heatsinks heatsink height surface area weight thermal resistance (c/w) part number (in/mm) (in 2 /mm 2 ) (oz/g) free conv. forced conv. sv-led-113e 0.50 / 12.7 18 / 11,739 0.077 / 35 6.67 4.33 sa-led-113e 5.33 sv-led-125e 1.00 / 25.4 36 / 23,478 0.154 / 70 5.33 2.88 sa-led-125e 4.27 sv-led-151e 2.00 / 50.8 72 / 46,956 0.308 / 140 4.00 1.89 sa-led-151e 3.20 SV-LED-176E 3.00 / 76.2 108 / 70,434 0.462 / 210 3.11 1.55 sa-led-176e 2.49 heat dissipation heat sink aluminum alloy 6063-t5 or equivalent with either degreased or black anodized finish. mounting hardware 1/4, #10, and #4 thread form - ing ss screws are preferred compliance either degreased or black anodized finished parts are rohs compliant. ohmite s series led heatsinks are low cost and easy assem - bly heat sinks for star led packages supplied by cree, lumileds, osram and others. this simple heat sink can hold led modules and can be mounted simply with some thread forming screws. the heat sink has two types of surface finish and can be used in either natural (free) or forced convection cooling applications. mounting surf. temp. rise above ambient (c) heat dissipated (watts) 80 40 0 3691 2 60 15 0 100 thermal resistance from mounting surface to ambient ( c/watts) 1 0 2 4 5 600 200 0 400 1000 20 3 air velocity (ft./min.) 800 113 125 151 176 113 125 151 176 characteristics serie s specif ications (continued)
1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 186 #1/4 screw (4) #4 screw (6) #10 screw (6) ? 2.75" (69.8mm) ? 2.5" (63.5mm) h ? 1.00" (25.4mm) ? 0.75" (19.0mm) height h surface area weight part number (in/mm) (in 2 /mm 2 ) (oz/g) sv-led-113e 0.50 / 12.7 18 / 11,739 0.077 / 35 sa-led-113e sv-led-125e 1.00 / 25.4 36 / 23,478 0.154 / 70 sa-led-125e sv-led-151e 2.00 / 50.8 72 / 46,956 0.308 / 140 sa-led-151e SV-LED-176E 3.00 / 76.2 108 / 70,434 0.462 / 210 sa-led-176e sv-led-113e series height coating a = black anodized v = degreased rohs compliant standard part numbers part number description packaging sv-led-113e 12.7mm, no finish (degreased) bulk sa-led-113e black anodized, 12.7mm bulk sv-led-125e 25.4mm, no finish (degreased) bulk sa-led-125e black anodized, 25.4mm bulk sv-led-151e 50.8mm, no finish (degreased) bulk sa-led-151e black anodized, 50.8mm bulk SV-LED-176E 76.2mm, no finish (degreased) bulk sa-led-176e black anodized, 76.2mm bulk s series led heatsinks dimensions (in./mm) orderin g info rmation
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