LM35 datasheet(23/33 Pages) TI2

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LM35 Datasheet(PDF) 23 Page - Texas Instruments

Part #	LM35

Description	LM50 and LM50HV Industry-Standard, Analog Centigrade (10mV/°C) Temperature Sensor in the SOT-23 Package

PDF	33 Pages

Scroll/Zoom	100%

Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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23 / 33 page

8.5.3 Thermal Considerations

Table 8-3 summarizes the thermal resistance of the LM50 (Legacy chip) only for different conditions.

Table 8-3. Temperature Rise of LM50 (Legacy chip) only Due to Self-Heating

RθJA (°C/W)

SOT-23

No heat sink(1)

Still air (Legacy chip)

291.9

Moving air (Legacy chip)

Small heat fin(2)

Still air (Legacy chip)

260

Moving air (Legacy chip)

180

(1)

Part soldered to 30 gauge wire.

(2)

Heat sink used is 0.5inch, square printed-circuit board with 2oz foil; part attached as shown in Figure 8-14.

www.ti.com

LM50, LM50HV

SNIS118I – JULY 1999 – REVISED OCTOBER 2025

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