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LM335 Datasheet(PDF) 1 Page - Texas Instruments

Part No. LM335
Description  LMx35, LMx35A Precision Temperature Sensors
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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LM135, LM135A, LM235, LM235A, LM335, LM335A
SNIS160E – MAY 1999 – REVISED FEBRUARY 2015
LMx35, LMx35A Precision Temperature Sensors
1 Features
3 Description
The LM135 series are precision, easily-calibrated,
1
Directly Calibrated to the Kelvin Temperature
integrated circuit temperature sensors. Operating as
Scale
a 2-terminal zener, the LM135 has a breakdown
1°C Initial Accuracy Available
voltage directly proportional to absolute temperature
Operates from 400
μA to 5 mA
at 10 mV/°K. With less than 1-
Ω dynamic impedance,
the device operates over a current range of 400
μA to
Less than 1-
Ω Dynamic Impedance
5 mA with virtually no change in performance. When
Easily Calibrated
calibrated at 25°C, the LM135 has typically less than
Wide Operating Temperature Range
1°C error over a 100°C temperature range. Unlike
other sensors, the LM135 has a linear output.
200°C Overrange
Low Cost
Applications for the LM135 include almost any type of
temperature
sensing
over
a
−55°C
to
150°C
temperature range. The low impedance and linear
2 Applications
output make interfacing to readout or control circuitry
Power Supplies
are especially easy.
Battery Management
The LM135 operates over a
−55°C to 150°C
HVAC
temperature range while the LM235 operates over a
Appliances
−40°C to 125°C temperature range. The LM335
operates from
−40°C to 100°C. The LMx35 devices
are available packaged in hermetic TO transistor
packages while the LM335 is also available in plastic
TO-92 packages.
Device Information(1)
PART NUMBER
PACKAGE
BODY SIZE (NOM)
LM135
TO-46 (3)
4.699 mm × 4.699 mm
LM135A
LM235
TO-92 (3)
4.30 mm × 4.30 mm
LM235A
LM335
SOIC (8)
4.90 mm × 3.91 mm
LM335A
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
Basic Temperature Sensor Simplified Schematic
Calibrated Sensor
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.




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