features fast switching automatic reset smb package suitable for industrial lighting environments rohs compliant* applications led streetlights lcd backlighting display lighting intrinsically safe lighting absolute maximum ratings (@ t a = 25 ? unless otherwise noted) lspxxxxbjr series led shunt protector january 2011 - revised february 2012 *rohs directive 2002/95/ec jan. 27, 2003 including annex and rohs recast 2011/65/eu june 8, 2011. speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. general information bourns lsp series protectors are electronic shunts that provide a current bypass when an led element in an led string fails open circuit. this ensures the remaining string of leds will continue to function. there are many cases where high reliability of the led lighting must be maintained, such as lcd backlighting, transport lighting, avionics, intrinsically safe and low maintenance lighting. the lsp series is available in surface mount package do-214aa (smb) size format. rating symbol value unit repetitive peak off-state voltage lsp0600 lsp0900 lsp1300 lsp1800 v drm 6 9 13 18 v average on-state current (note 1) i t 1a operating junction temperature t j -40 to +150 ? storage temperature t s -65 to +150 ? lead temperature, soldering (10 s) 260 ? electrical characteristics (@ t a = 25 ? unless otherwise noted) parameter test conditions min. nom. max. unit i drm repetitive peak off-state current v d = v drm 10 ? v (bo) breakover voltage dv/dt = 750 v/ms, r source = 300 lsp0600 lsp0900 lsp1300 lsp1800 6 9 13 18 16 18 26 33 v i h holding current i t = 1 a, di/dt = 30 ma/ms 5 30 ma i bo breakover current di/dt = 0.8 a/ms 75 ma v t on-state voltage i t = 1 a 1.2 v anode cathode control circuit lspxx00 notes: 1. using 75 mm x 75 mm 4-layer pcb (eia/jesd51-7). thermal characteristics (@ t a = 25 ? unless otherwise noted) parameter test conditions min. nom. max. unit junction to free air thermal resistance eia/jesd51-3 pcb, i t = 350 ma, t a = 25 ? 230 ?/w junction to free air thermal resistance eia/jesd51-7, 75 mm x 75 mm 4-layer pcb, i t = 1.0 a, t a = 25 ? 90 ?/w *rohs compliant
-v +v +i -i i h i drm v d characteristics not defined in this quadrant. v drm v (bo) i (bo) i t v t i d lspxxxxbjr series led shunt protector january 2011 - revised february 2012 speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. v-i characteristic on-state voltage vs. junction temperature normalized breakover voltage vs. junction temperature typical application note: the interaction between the bourns lsp device and the power supply for the led string dictates the power supply architec- ture. proper care must be taken in the design of the power supply architecture to ensure that the bourns lsp devices operate as intended and the design maintains integrity. 25 50 75 100 125 150 1.05 0.80 0.85 0.90 0.95 1.00 on-state voltage (v) t j - junction temperature (?) 25 50 75 100 125 150 1.06 1.01 1.02 1.03 1.04 1.05 1.00 0.99 0.98 normalized breakover voltage (v) t j - junction temperature (?) led1 current source control circuit lsp0600 led2 control circuit lsp0600 control circuit lsp0600 ledn control circuit lsp0600
january 2011 - revised february 2012 speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. lspxxxxbjr series led shunt protector product speci cations how to order lsp 0600 bj r - s model series led shunt protector off-state voltage 0600 = 6 v 0900 = 9 v 1300 = 13 v 1800 = 18 v package bj = smb do-214aa package standard packaging r = tape and reel packaging (3,000 pcs./reel) termination s = rohs compliant typical part marking top side marking lsp0600bjr-s ....................................................................lsp060 lsp0900bjr-s ....................................................................lsp090 lsp1300bjr-s ....................................................................lsp130 lsp1800bjr-s ....................................................................lsp180 unit .................................... epoxy molded smb d0-214aa package mold material .......................................................................ul94v-0 terminations ..................... 100 % matte tin-plated over copper alloy unit weight ...........................................................................102 mg. packaging speci cations standard ........................................................................... eia-481-1 tape width.............................................................. 12 mm (.472 in.) reel diameter..................................................... 330 mm (12.99 in.) part alignment ......................cathode bar adjacent to sprocket hole quantity per reel.......................................................... 3,000 pieces cathode bar ka asia-paci c: tel: +886-2 2562-4117 ?fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 ?fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 ?fax: +1-951 781-5700 www.bourns.com
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