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LMT84, LMT84-Q1

SNIS167C – MARCH 2013 – REVISED OCTOBER 2015

LMT84/LMT84-Q1 1.5V, SC70/TO-92,

Analog Temperature Sensors with Class-AB Output

1 Features

3 Description

The

LMT84/LMT84-Q1

are

precision

CMOS

1

•

LMT84-Q1 is AEC-Q100 Grade 0 qualified and is

integrated-circuit temperature sensors with an analog

Manufactured on an Automotive Grade Flow

output

voltage

that

is

linearly

and

inversely

•

Low 1.5 V Operation

proportional to temperature. Its features make it

•

Very Accurate: ±0.4°C typical

suitable

for

many

general

temperature

sensing

applications. It can operate down to 1.5V supply with

•

Wide Temperature Range of -50°C to 150°C

5.4 µA power consumption making it ideal for battery

•

Low 5.4µA Quiescent Current

powered devices. Package options including through-

•

Average Sensor Gain of -5.5 mV/°C

hole TO-92 package allows the LMT84 to be

mounted on-board, off-board, to a heat sink, or on

•

Packages:

multiple unique locations in the same application. A

–

Small SC70 (SOT 5-lead) surface mount

class-AB output structure gives the LMT84/LMT84-

–

Leaded TO-92

Q1 strong output source and sink current capability

that can directly drive up to 1.1 nF capacitive loads.

•

Output is Short-Circuit Protected

This means it is well suited to drive an analog-to-

•

Push-Pull Output with ±50 µA Drive Capability

digital

converter

sample-and-hold

input

with

its

•

Footprint Compatible with the Industry-Standard

transient load requirements. It has accuracy specified

LM20/19 and LM35 Temperature Sensors

in the operating range of

−50°C to 150°C. The

•

Cost-effective Alternative to Thermistors

accuracy, 3-lead package options, and other features

also make the LMT84/LMT84-Q1 an alternative to

thermistors.

2 Applications

For devices with different average sensor gains and

•

Automotive

comparable

accuracy

the

LMT85/LM85-Q1,

•

Industrial

LMT86/LMT86-Q1 and LMT87/LMT87-Q1 (For more

•

White Goods - Appliances

details see Comparable Alternative Devices.)

•

Battery Management

•

Disk Drives

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Games

SOT (5)

2.00 mm x 1.25 mm

•

Wireless Transceivers

LMT84

TO-92 (3)

4.3 mm x 3.5 mm

•

Cell Phones

LMT84-Q1

SOT (5)

2.00 mm x 1.25 mm

(1)

For all available packages, see the orderable addendum at

the end of the datasheet.

4 Full-Range Celsius Temperature Sensor (

−50°C to 150°C)

Output Voltage vs Temperature

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.