1 TEMPERATURE AND HUMIDITY MODULE HTF3000LF RoHS Compliant Based on the rugged HS1101LF humidity sensor, HTF3000LF is a dedicated humidity and temperature transducer designed for OEM applications where a reliable and accurate measurement is needed. It features a very small size for easy, cost-effective mechanical mounting. Direct interface with a micro-controller is made possible with the module’s linear frequency output. MAIN FEATURES Ö Ö Ö Ö Ö Ö Ö One of the smallest humidity / temperature modules on the market. Compliant with RoHS regulation and most of Lead Free Soldering Process Stable, proportional frequency output from 0 to 100% RH. Calibrated within +/- 3% RH @ 55% RH at 3.30 VDC. High quality thermistor. Stable characteristics with temperature. High reliability and long term stability. HUMIDITY SENSOR SPECIFIC FEATURES Ö Ö Ö Ö Ö Ö Instantaneous de-saturation after long periods in saturation phase. Fast response time. High resistance to chemicals. Not affected by water immersion. Part could be washed with distilled water. Patented solid polymer structure. TEMPERATURE SENSOR SPECIFIC FEATURES Ö Ö Ö 10 kΩ+/- 1% NTC temperature sensor Stable High sensitivity MAXIMUM RATINGS Ratings Symbol Value Unit Tstg -40 to 105 °C Storage Temperature Storage Humidity Range RHstg 0 to 100 % RH Supply Voltage (Peak) Vs 16 Vdc Humidity Operating Range RH 0 to 100 % RH Temperature Operating Range Ta -40 to 85 °C CHARACTERISTICS Chart1 Humidity sensor(Ta =23°C, Vs=3.3Vdc, RL >100KΩ unless otherwise stated) Characteristics Symbol Min. Typ. Max. Unit. Relative Humidity accuracy (0 to 100 % RH) RH Voltage supply Vs 3 3.30 16 VdC Fout 6560 6600 6640 Hz Ic 0.18 1 mA RH +/-1 Nominal output @ RH = 55 % and 3. 3Vdc Current consumption (Max at 16Vdc) Voltage supply influence (3 to 7 Vdc) Averaged Sensitivity from 10% to 95% RH ∆Fout /∆ RH Refer to Chart 2 on page 2 -10 - 12 Humidity Hysteresis Long term stability -14 Hz/% RH +/-1 % RH 0.5 τ Time constant (40 to 95% RH, 2m/s, @63 %) HUMIREL HPC077VC % RH HTF3000LF % RH/yr 10 s July 2006 2 Relative Humidity Accuracy of HTF 3000LF @ 23°C 8 6 4 2 0 0 10 20 30 40 50 60 70 80 90 100 -2 -4 -6 -8 r e l a t i v e hum i d i t y i n % Chart 2 Modeled Signal output: Modeled Reversed Equation: Fout = 7314 – 16.79*RH + 0.0886*RH²-0.000358* RH3 (Fout in Hz and RH in %) RH = 89,8*10-10*Fout3 - 15,7486*10-5*Fout ² + 0,80945*Fout -1009 (Fout in Hz and RH in %) Typical response look-up table at 3.3V (Polynomial Reference curve) RH (%) Fout (Hz) RH (%) Fout (Hz) 1 5 10 15 20 25 30 35 40 45 50 7295 7230 7155 7080 7010 6945 6880 6820 6760 6705 6650 55 60 65 70 75 80 85 90 95 99 6600 6550 6500 6450 6400 6355 6305 6260 6210 6170 Output Voltage wave form Temperature influence on HTF3000LF humidity measurement For demanding application, temperature coefficient could be compensated over operating temperature range using following formula : Rhcorr = RH + 0.08 * ( T – 25 ) Fout Corr = Fout -0,88 * ( T – 25 ) (T in °C, RH in %RH, Fout in Hz ) HUMIREL HPC077VC HTF3000LF July 2006 3 CHARACTERISTICS Temperature sensor Symbol Min. Typ 10 Max. Beta value : B25/50 B 3346 3380 3413 Temperature measuring range Ta -40 Nominal Resistance Toleranceat 25°C Rn 1 % B value tolerance B 1 % Response Time τ 10 s Characteristics Nominal resistance @ 25°C Unit. kΩ 85 °C Typical temperature output Temp °C Rnominal Ω -40 -39 -38 -37 -36 -35 -34 -33 -32 -31 -30 -29 -28 -27 -26 -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 195652 184917 174845 165391 156513 148171 140330 132958 126022 119494 113347 107565 102116 96978 92132 87559 83242 79166 75316 71677 68237 64991 61919 59011 56258 53650 51178 48835 46613 44506 42506 40600 38791 37073 35442 33892 32420 31020 29689 28423 27219 26076 24988 Max Deviation Ω 7921 7378 6874 6407 5974 5571 5197 4849 4527 4226 3947 3687 3446 3221 3011 2815 2633 2463 2305 2157 2019 1890 1770 1658 1553 1454 1363 1277 1197 1121 1051 985 923 865 810 759 712 667 625 586 549 514 482 HUMIREL HPC077VC Temp °C Rnominal Ω 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 23951 22963 22021 21123 20267 19450 18670 17926 17214 16534 15886 15266 14674 14108 13566 13049 12554 12081 11628 11195 10780 10382 10000 9634 9284 8947 8624 8315 8018 7734 7461 7199 6948 6707 6475 6253 6039 5834 5636 5445 5262 5086 4917 Max Deviation Ω 452 423 396 371 348 326 305 285 267 250 233 218 204 190 178 166 154 144 134 125 116 108 100 100 100 100 99 99 98 98 97 96 95 94 93 92 91 90 89 88 87 86 85 Temp °C Rnominal Ω 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 4754 4597 4446 4301 4161 4026 3896 3771 3651 3535 3423 3315 3211 3111 3014 2922 2834 2748 2666 2586 2509 2435 2364 2294 2228 2163 2100 2040 1981 1925 1870 1817 1766 1716 1669 1622 1578 1535 1493 1452 1413 1375 1338 HTF3000LF Max Deviation Ω 83 82 81 80 79 77 76 75 74 73 72 70 69 68 67 66 65 64 63 62 60 59 58 57 56 55 54 53 52 52 51 50 49 48 47 46 46 45 44 43 42 42 41 Temp °C Rnominal Ω 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 1303 1268 1234 1202 1170 1139 1110 1081 1053 1026 999 974 949 925 902 880 858 837 816 796 777 758 740 722 705 688 672 656 640 625 611 596 583 569 556 544 531 Max Deviation Ω 40 39 39 38 37 37 36 35 35 34 34 33 32 32 31 31 30 30 29 29 28 28 27 27 26 26 25 25 24 24 24 23 23 22 22 22 21 July 2006 4 QUALIFICATION PROCESS Resistance to physical and chemical stresses Ö Ö Ö HTF3000LF has passed through qualification processes of HUMIREL including vibration, shock, storage, high temperature and humidity. Additional tests under harsh chemical conditions demonstrate good operation in presence of salt atmosphere, SO2 (0.5%, H2S (0.5%), 03, NOx, NO, CO, CO2, Softener, Soap, Toluene, acids (H2SO4, HNO3,HCI), HMDS, Insecticide, Cigarette smoke,…. ESD : HTF3000LF is able to sustain a minimum of ±8KV (contact discharge) PACKAGE OUTLINE HTF3000LF PVH HTF3000LF PVH BOTTOM VIEW Dim A B C D E F Min 17.9 12.0 12.0 14.37 4.88 1.76 Max 18.9 13.0 13.0 14.77 5.28 2.76 Dim J H L Min 5.6 7.2 8.0 0.54 Max 6.6 8.2 9.4 0.74 K Dimensions in millimeters Weight : 2.1g Recommended Through Hole FootPrint 19.9 mm 2.68 mm 4.46 mm - T 5.08 mm + 14.00 mm F 14.57mm 1.02 mm Ordering information: HPP808H031 HUMIREL HPC077VC HTF3000LF July 2006 5 HTF3000LF SMD BOTTOM VIEW Dim A B C D E F Min 17.9 12.0 9.15 14.37 4.88 0.8 Max 18.9 13.0 10.15 14.77 5.28 2.8 Dim J H L Min 5.6 7.2 8.4 0.54 Max 6.6 8.2 9.8 0.74 K Dimensions in millimeters Weight : 2.1g Recommended SMD FootPrint 2.31 mm 3.18 mm - T 1.27 mm 5.08 mm 3.82 mm F + 15.28 mm 19.90 mm Ordering information: HPP808H033 Soldering information Hand soldering : ¾ ¾ Temperature of the soldering iron must be kept under 350°C. Duration of the soldering operation less than 3 seconds Automatic soldering : ¾ ¾ Standard Tin-Lead or Lead Free Wave Soldering Process Recommended Reflow Profile as per Humirel specification The information in this sheet has been carefully reviewed and is believed to be accurate; however, no responsability is assumed for inaccuracies. Furthermore, this information does not convey to the purchaser of such devices any license under the patent rights to the manufacturer. Humirel may make changes at the specified product performance and design, under. Humirel makes no warranty, representation or guarantee regarding the suitability of its product for any particular purpose, nor does Humirel assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability, including without limitation consequential or incidental damages. « Typical » parameters can and do vary in different applications. All operating parameters, including « Typical » must be validated for each customer applications by customer’s technical experts. Humirel does not convey any license under its patent rights nor the rights of others. Humirel products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other application intended to support or sustain life, or for any application in which the failure of the Humirel product could create a situation where personal injury or death may occur. Should buyer purchase or use Humirel products for any such unintended or unauthorized application, Buyer shall indemnify and hold Humirel and its officers, employees, subsidaries, affiliates and distributors harmless against all claims, costs, damages and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of presonal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Humirel was negligent regarding the design or manufacture of the part.Humirel is a registred trade mark of Humirel. HUMIREL HPC077VC HTF3000LF July 2006 14.00 mm