Laird BL654 User Manual page 28

Table 9: LM20BIM7 Specifications
Output type
Accuracy at 30ºC
Accuracy at 40ºC to +85ºC
Power supply voltage range
Current Drain
Output impedance
The LM20BIM7 datasheet states the relationship of Temperature (T) to Voltage output (Vo) can be approximated as a linear
equation (for temperature range of -40ºC to +85ºC):
Vo(mV) = -11.67mV/ºC x T + 1858.3
gives the following calculated Vo versus temperature:
Table 10: LM20BIM7 Temperature to Voltage Output relationship
Temperature (T) Typical Voltage
+80ºC
+70ºC +1041.4mV
+60ºC +1158.1mV
+50ºC +1274.8mV
+40ºC +1391.5mV
+30ºC +1508.2mV
+20ºC +1624.9mV
+10ºC +1741.6mV
+0ºC +1858.2mV
-10ºC +1975.0mV
-20ºC +2091.7mV
-30ºC +2208.4mV
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Analogue output
±1.5ºC ±4ºC (max)
approx. ±2.5ºC ±5ºC (max)
+2.4 V to 5.5 V
10 uA (max)
160 Ohms (max)
+924.7mV
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