technical data sheet for customer support or general questions plea se contact a local office or visit our website at www.marlow.com . doc # 102 - 0291 rev g - page 1 of 3 nl1012t single - stage thermoelectric module rohs eu compliant typical performance values mechanical characteristics * note: cold s ide , hot side, and positive and negative leads are valid o n ly for thermoelectric cooling. for power generation, refer to page 3. ordering options available modifications ? maximum operating temperature is 85c. ? maximum process temperature is 120c. ? ceramic material: aluminum oxide ? metallized exterior surfaces are au flash, suitable for soldering. ? height dimension includes metallization and excludes solder. hot side temperature ( c) 27 c 50 c tmax (c - dry n 2 ): 61 68 qmax (watts): 2.1 2.4 imax (amps): 1.0 1 .0 vmax (vdc): 3.7 4.2 ac resistance (ohms): 3.24 -- device zt 0.77 -- model number description nl1012t - 01 ac tem, top and base metallized exterior nl1012t - 02 ac tem, base metallized exterior nl1012t - 03 ac tem, no metallized exterior nl1012t - 0 4ac te m, top and base pre - tinned with 117 c solder.
doc # 102 - 0291 rev g - page 2 of 3 cooling performance curves environment: one atmosphere dry nitrogen 2.25 2.00 1.75 1.50 1.25 1.00 0.75 0.50 0.25 0.00 (watts) load heat q=0 80.0 60.0 40.0 20.0 0.0 current (amps) 1.0 0.8 0.6 0.4 0.2 0.0 voltage (vdc) 4.0 3.0 2.0 1.0 0.0 2.00 1.75 1.50 1.25 1.00 0.75 0.50 0.25 0.00 (watts) load heat q=0 80.0 60.0 40.0 20.0 0.0 current (amps) 1.0 0.8 0.6 0.4 0.2 0.0 voltage (vdc) 3.0 2.0 1.0 0.0 t (c) t=0 t (c) t=0 for performance information in a vacuum or with hot side temperatures other than 27c or 50c, contact one of our applications engineers at 877- 627 - 5691. marlow reserves the right to make product changes without notice. installation recommended mounting methods: bonding with thermal epoxy or soldering with metallized ceramics. for additional information , please refer to our tec installation guide. operation cautions for maximum reliability, storage and operation below 85c in a non - condensing environment is recommended. to minimize thermal stress when operating in cooling mode , use linear/proportiona l temperature control or a similar method rather than an on/off method. contact us: for customer support or general questions please contact a local office below or visit our website at www.marlow.com . marlow indus tries, 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 incorp orated rm 202, 1# lize 2nd middle road wangjing, chaoyang district beijing 100102 china 010 - 64398226 ext 105 (tel) 010 - 64399315 (fax) info@iivibj.com hot side temperature 27c hot side temperature 50c
doc # 102 - 0291 rev g - page 3 of 3 power generation performance curves 30 35 40 45 50 55 65 75 85 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0 0.005 0.01 0.015 0.02 0.025 0.03 0.035 0.04 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 opt voltage (v) opt power (w) heat (w) hot side temperature ( c) power voltage t c =27 c 55 60 65 70 75 80 85 0 0.05 0.1 0.15 0.2 0.25 0.3 0 0.002 0.004 0.006 0.008 0.01 0.012 0.014 0.1 0.3 0.5 0.7 opt voltage (v) opt power (w) heat (w) hot side temperature ( c) power voltage t c =50 c 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 1 2 3 4 5 6 7 8 9 10 voltage / voc / opt load resistance ratio normalized off - peak performance efficiency voltage power generation performance information is given in a nitrogen environment and cold side temper atures of 27c and 5 0c. module temperature does not include thermal resistance of heat sinks. for performance information in vacuum, other cold side temper atures, or specific heat sinks, consult one of our applications engineers. typical power generati on configuration example: hot side temperature (c) 85 55 35 cold side temperature (c) 27 27 27 optimum efficiency, (%) 2.52 1.28 0.37 optimum power (w) 0.038 0.009 0.001 optimum voltage (v) 0.446 0.213 0.060 load resistance for opt () 5.23 4.88 4.65 open circuit voltage, voc (v) 0.78 0.37 0.11 short circuit current (a) 0.20 0.10 0.03 ther mal resistance (c/w) 38.51 38.56 38.50
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