Crystal unit TEMPERATURE SENSING CRYSTAL HTS-206 Product number (please refer to page 1) Q19HT206xxxxx00 * * * * * * Crystal used to sense the change in temperature. 2 mm in diameter and 6 mm in length. Good linearity frequency and temperature. Low frequency (40 kHz) enables low current consumption. Wide temperature range (-40 C to +85 C). Suitable for DTCXO and temperature equipment. Actual size Specifications (characteristics) Item Symbol Specifications f0 40 kHz Storage temperature TSTG -55 C to +120 C Operating temperature TOPR -40 C to +85 C Maximum GL 1.0 W Max. Recommended DL 0.1 W Typ. f/f 2% 1st -29.6 x 10 / C [2%] 2nd -6.4 x 10-6 / C2 [8%] 3rd -1.5 x 10-6 / C3 Max. Series resistance R1 30 k Max. Motion capacitance C1 2.0 fF Typ. Shunt capacitance C0 0.9 pF Typ. Insulation resistance IR 500 M Min. Aging fa 3 x 10-6 / year Max. Ta = +25 C 3 C S.R. 3 x10 Max. Three drops on a hard board from 500 mm Nominal frequency Temperature range Drive level Frequency tolerance (standard) Temperature coefficient Shock resistance Remarks Stored as bare product after unpacking Ta = +25 C, DL = 0.1 W -6 Ta = +25 C, DL = 0.1 W -6 External dimensions (Unit: mm) B External dimensions (Unit: mm) [x 10-6] 4000 D2 3000 D1 2000 1000 0 L1 L2 -1000 -2000 -3000 Model L1 L2 D1 D2 B HTS-206 6.0 Max. 4.0 Min. o2.0 Max. o0.2 0.7 -4000 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 [ C ] 100