technical data sheet for customer support or general questions please contact a local office or visit our website at www.marlow.com . doc # 102-0320 rev k - page 1 of 2 xlt2418 single-stage thermoelectric cooler rohs eu compliant typical performance values mechanical characteristics ceramic material: alumina ( ac ) dimensions in [ ] are millimeters teflon insulated leadwires: 20 awg, 19/32 stranding, positive lead (white) negative lead (black) .002 [0.05] a .001 [0.03] hot side, th .092.001 [2.340.025] .001 [0.03] a 1.558 [39.57] cold side, tc 1.575 [40.01] 1.760 [44.70] 4.0.5 1.558 [39.57] .40.10 [10.162.54] .40.10 [10.162.54] ordering options available modifications ? rated operating temperature of 125c. ? designed for temperature cycling applications. ? capable of rapid heatin g and cooling rates. ? porch configuration for high strength leadwire connection. ? rtv sealing option available. ? lapped option available for multiple module applications. ? set of modules acr matched available. hot side temperature (c) 27c 50c ? tmax (c-dry n 2 ): 56.5 64.0 qmax (watts): 127 141 imax (amps): 13.9 13.8 vmax (vdc): 14.1 15.7 ac resistance (ohms): 0.83 --- model number description xlt2418-03ac leadwires xlt2418-04ac no leadwires xlt2418-05ac leadwires, sealed xlt2418-06ac leadwires, diced, 64 sections xlt2418-07ac no leadwires, sealed xlt2418-08ac leadwire pad and tec sealed XLT2418-36AC leadwires, sealed, six coolers, acr matched set
doc # 102-0320 rev k - page 2 of 2 typical performance curves environment: one atmosphere dry nitrogen 0 10 20 30 40 50 60 0 4 8 12 16 20 ? t (c) heat load (w) 0 10 20 30 40 50 60 70 80 90 100 0 2 4 6 8 10 12 14 16 18 0 4 8 12 16 20 current (amps) voltage (vdc) q = 0 ? t = 0 0 10 20 30 40 50 60 0 4 8 12 16 20 ? t (c) heat load (w) 0 10 20 30 40 50 60 70 80 90 100 110 0 2 4 6 8 10 12 14 16 18 20 0 4 8 12 16 20 current (amps) voltage (vdc) q = 0 ? t = 0 for performance information in a vacuum or with hot side temper atures other than 27c or 50c, contact one of our applications engineers at 877-627-5691. installation recommended mounting method: clamp with un iform pressure to a flat surface with th ermal interface material. for additional information, please refer to our tec installation guide. operation cautions for maximum reliability, storage and operation below 125c in a non-condensing environment is recommended. to minimize thermal stress, use linear/proportional temperature contro l or a similar method rather than an on/off method. contact us: for customer support or general qu estions please contact a local office below or visit our website at www.marlow.com . marlow industries, inc. 10451 vista park road dallas texas 75238-1645 214-340-4900 (tel) 214-341-5212 (fax) 877-627-5691 (tech support) www.marlow.com marlow industries europe gmbh brunnenweg 19-21 64331 weiterstadt germany tel.: +49 (0) 6150 5439 - 403 fax: +49 (0) 6150 5439 - 400 info@marlow-europe.eu ii-vi japan inc. wbg marive east 17f 2-6 nakase, mihama-ku chiba-shi, chiba 261-7117 japan 81 43 297 2693 (tel) 81 43 297 3003 (fax) center@ii-vi.co.jp www.ii-vi.co. jp ii-vi singapore pte., ltd. blk. 5012, techplace ii #04-07 & 05-07/12, ang mo kio ave. 5 singapore 569876 (65) 6481 8215 (tel) (65) 6481 8702 (fax) info@ii-vi.com.sg www.ii-vi.com.sg marlow industries china, ii-vi technologies beijing a subsidiary of ii-vi incorporated rm 202, 1# lize 2nd middle road wangjing, chaoyang district beijing 100102 china 010-64398226 ext 105 (tel) 010-64399315 (fax) info@iivib j .com hot side temperature 27c hot side temperature 50c
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