ntc thermistors, surface mount chip w vishay dale www.vishay.com for technical questi ons, contact: thermistor1@vishay.com document number: 33006 144 revision: 21-sep-04 features ? top and bottom surface terminations ? high-density monolithic ceramic construction ? allows design flexibility for use with hyprid circuitry ? model w is a thermistor die with silver conductors fired on the top and bottom surfaces. the bottom surface can be reflow soldered or conductive epoxied directly to a substrate bonding pad and the top surface wire bonded to comlete the circuit connection. standard electrical specifications and dimensions in inches [millimeters] r25 ( ) part number curve number l w t (nominal) 10.0m 12w1004 12 0.043 0.004 [10.1 0.10] 0.043 0.004 [10.1 0.10] 0.020 [0.51] 500 000 12w5003 12 0.053 0.004 [10.4 0.10] 0.053 0.004 [10.4 0.10] 0.016 [0.41] 250 000 12w2503 12 0.075 0.006 [10.9 0.15] 0.075 0.006 [10.9 0.15] 0.016 [0.41] 200 000 7w2003 7 0.041 0.004 [10.0 0.10] 0.041 0.004 [10.0 0.10] 0.033 [0.84] 100 000 12w1003 12 0.119 0.008 [30.0 0.20] 0.119 0.008 [30.0 0.20] 0.016 [0.41] 100 000 8w1003 8 0.049 0.004 [10.2 0.10] 0.049 0.004 [10.2 0.10] 0.029 [0.74] 100 000 7w1003 7 0.054 0.005 [10.4 0.13] 0.054 0.005 [10.4 0.13] 0.029 [0.74] 80 000 8w8002 8 0.049 0.004 [10.2 0.10] 0.049 0.004 [10.2 0.10] 0.024 [0.61] 50 000 8w5002 8 0.053 0.004 [10.4 0.10] 0.053 0.004 [10.4 0.10] 0.018 [0.46] 50 000 7w5002 7 0.051 0.004 [10.3 0.10] 0.051 0.004 [10.3 0.10] 0.014 [0.36] 30 000 8w3002 8 0.072 0.005 [10.8 0.13] 0.054 0.005 [10.4 0.13] 0.015 [0.38] 30 000 7w3002 7 0.069 0.005 [10.8 0.13] 0.069 0.005 [10.8 0.13] 0.015 [0.38] 30 000 1w3002 1 0.029 0.003 [0.74 0.08] 0.029 0.003 [0.74 0.08] 0.032 [0.81] 20 000 1w2002 1 0.035 0.004 [0.89 0.10] 0.035 0.004 [0.89 0.10] 0.032 [0.81] 15 000 1w1502 1 0.041 0.004 [10.0 0.10] 0.041 0.004 [10.0 0.10] 0.032 [0.81] 10 000 1w1002 1 0.050 0.005 [10.3 0.13] 0.050 0.005 [10.3 0.13] 0.032 [0.81] 3000 1w3001 1 0.068 0.005 [10.7 0.13] 0.054 0.004 [10.4 0.10] 0.015 [0.38] 2000 1w2001 1 0.101 0.006 [20.6 0.15] 0.054 0.004 [10.4 0.10] 0.015 [0.38] 2000 2w2001 2 0.049 0.004 [10.2 0.10] 0.049 0.004 [10.2 0.10] 0.037 [0.94] 1000 2w1001 2 0.053 0.004 [10.4 0.10] 0.053 0.004 [10.4 0.10] 0.022 [0.56] 1000 1w1001 1 0.105 0.006 [20.7 0.15] 0.105 0.006 [20.7 0.15] 0.015 [0.38] 500 2w5000 2 0.060 0.005 [10.5 0.13] 0.060 0.005 [10.5 0.13] 0.015 [0.38] 500 1w5000 1 0.148 0.006 [30.8 0.15] 0.148 0.006 [30.8 0.15] 0.015 [0.38] 300 2w3000 2 0.077 0.006 [20.0 0.15] 0.077 0.006 [20.0 0.15] 0.015 [0.38] 50 2w0500 2 0.188 0.012 [40.8 0.31] 0.188 0.012 [40.8 0.31] 0.015 [0.38] global part number information new global part numbering: 08w8002kt (preferred part number format) curve global model resistance value tolerance code packaging 01 02 07 08 12 w 1002 = 10k j = 5 % k = 10 % e = lead (pb)-free, tray t = tin/lead, tray historical part number example: tomc16011002z (will continue to be accepted) 08 w 8002 k t historical curve global model resistance value tolerance code packaging t w l 1002 t k 8w 0
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