S-58LM20A Datasheet, PDF (9/27 Pages) Seiko Instruments Inc – CMOS TEMPERATURE SENSOR IC

Rev.1.2_00
CMOS TEMPERATURE SENSOR IC
S-58LM20A Series
2. Temperature Sensitivity (V_SE)
V_SE is the temperature coefficient of output voltage which is calculated from an output voltage when Ta = −30°C and
Ta = +130°C.
V_SE is calculated from the following formula.
[ ] _{VSE =}
VOUT^*1 − VOUT^*2
160^*3
Output voltage
V_OUT (when Ta = −30°C)
V_SE
V_OUT (when Ta = +130°C)
−30°C
0 °C
+30°C
Temperature [Ta]
+130°C
Figure 9
*1. V_OUT value at Ta = +130°C [V]
*2. V_OUT value at Ta = −30°C [V]
*3. The difference of the temperature between Ta = +130°C and Ta = −30°C [°C]
Seiko Instruments Inc.
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