LM45B National Semiconductor, LM45B Datasheet
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LM45B
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LM45B Summary of contents
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... LM45B LM45C SOT-23 Precision Centigrade Temperature Sensors General Description The LM45 series are precision integrated-circuit tempera- ture sensors whose output voltage is linearly proportional to the Celsius (Centigrade) temperature The LM45 does not require any external calibration or trimming to provide accu- racies room temperature and ...
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... Machine Model 150 C a Operating Ratings Specified Temperature Range (Note 4) 215 C LM45B LM45C 220 C Operating Temperature Range LM45B LM45C Supply Voltage Range ( Unless otherwise noted these specifications apply for MAX all other limits T ...
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Typical Performance Characteristics To generate these curves the LM45 was mounted to a printed circuit board as shown in Figure 3 Thermal Resistance Junction to Air Thermal Response in Stirred Oil Bath with Heat Sink Quiescent Current vs Temperature (In ...
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Applications The LM45 can be applied easily in the same way as other integrated-circuit temperature sensors It can be glued or cemented to a surface and its temperature will be within about the surface temperature This ...
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Typical Applications (Continued) FIGURE 7 4-to-20 mA Current Source ( 11754– 16 FIGURE 9 Centigrade Thermometer (Analog Meter) FIGURE 11 Temperature To Digital Converter (Serial Output 11754 – 14 100 C) a FIGURE ...
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Typical Applications (Continued) FIGURE 12 Temperature To Digital Converter (Parallel TRI-STATE Outputs for Standard Data Bus to P Interface) (128 C Full Scale film resistor e -Trim R for V 3 075V -Trim R ...
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Typical Applications (Continued) FIGURE 14 LM45 With Voltage-To-Frequency Converter And Isolated Output Block Diagram ( 100 1000 Hz 11754 – 11754 – 22 ...
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... Physical Dimensions inches (millimeters) SOT-23 Molded Small Outline Transistor Package (M3) Order Number LM45BIM3 LM45BIM3X LM45CIM3 or LM45CIM3X LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL ...