siemens matsushita components 49 applications l temperature compensation l temperature measurement l temperature control features l wide resistance range l cost-effective l lacquer-coated thermistor disk l tinned copper leads l marked with resistance and tolerance l available on tape (pu: 1500 pcs) climatic category (iec 68-1) max. power at 25 c p 25 resistance tolerance d r / r n rated temperature t n b value tolerance d b / b dissipation factor (in air) d th thermal cooling time constant (in air) t c heat capacity c th 55/125/21 450 5 %, 10 % 25 3 % approx. 7,5 approx. 20 approx. 150 mw c mw/k s mj/k type r 25 w no. of r / t characteristic b 25/100 k ordering code k 164/15/+ 15 1203 2900 b57164-k150-+ k 164/22/+ 22 1203 2900 b57164-k220-+ k 164/33/+ 33 1203 2900 b57164-k330-+ k 164/47/+ 47 1302 3000 b57164-k470-+ k 164/68/+ 68 1303 3050 b57164-k680-+ k 164/100/+ 100 1305 3200 b57164-k101-+ k 164/150/+ 150 1305 3200 b57164-k151-+ k 164/220/+ 220 1305 3200 b57164-k221-+ k 164/330/+ 330 1306 3450 b57164-k331-+ k 164/470/+ 470 1306 3450 b57164-k471-+ *may be free of lacquer dimensions in mm approx. weight 0,4 g temperature measurement leaded disks b57164 k 164
50 siemens matsushita components +: j for d r / r n = 5 % k for d r / r n = 10 % k 164/1 k/+ 1 k 1011 3730 b57164-k102-+ k 164/1,5 k/+ 1,5 k 1013 3900 b57164-k152-+ k 164/2,2 k/+ 2,2 k 1013 3900 b57164-k222-+ k 164/3,3 k/+ 3,3 k 4001 3950 b57164-k332-+ k 164/4,7 k/+ 4,7 k 4001 3950 b57164-k472-+ k 164/6,8 k/+ 6,8 k 2903 4200 b57164-k682-+ k 164/10 k/+ 10 k 2904 4300 b57164-k103-+ k 164/15 k/+ 15 k 1014 4250 b57164-k153-+ k 164/22 k/+ 22 k 1012 4300 b57164-k223-+ k 164/33 k/+ 33 k 1012 4300 b57164-k333-+ k 164/47 k/+ 47 k 4003 4450 b57164-k473-+ k 164/68 k/+ 68 k 2005 4600 b57164-k683-+ k 164/100 k/+ 100 k 2005 4600 b57164-k104-+ k 164/150 k/+ 150 k 2005 4600 b57164-k154-+ k 164/220 k/+ 220 k 2007 4830 b57164-k224-+ k 164/330 k/+ 330 k 2006 5000 b57164-k334-+ k 164/470 k/+ 470 k 2006 5000 b57164-k474-+ reliability data test standard test conditions d r 25 / r 25 (typ.) remarks storage in dry heat iec 60068-2-2 storage at upper category tem- perature t : 125 c t : 1000 h < 3 % no visible damage storage in damp heat, steady state iec 60068-2-3 temperature of air: 40 c relative humidity of air: 93 % duration: 21 days < 3 % no visible damage rapid temperature cycling iec 60068-2-14 lower test temperature: C 55 c upper test temperature: 125 c number of cycles: 10 < 3 % no visible damage endurance p max : 450 mw duration: 1000 h < 3 % no visible damage long-term stability (empirical value) temperature: 125 c duration: 10 000 h < 5 % no visible damage type r 25 w no. of r / t characteristic b 25/100 k ordering code b57164 k 164
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