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KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

12/19/12

LT73

linear positive tempco thermistor

features

and China RoHS requirements

TD: 7" paper taping

(5,000 pieces/reel)

TE: 7" embossed plastic

(4,000 pieces/reel)

ordering information

2 significant

figures + 1

multiplier

2A: 0805

2B: 1206

T: Sn

(Other termination

styles available,

contact factory

for options)

G: ±2%

J: ±5%

LT73

2B

1000

T

Size

Code

Type

Resistance

Value

Tolerance

T.C.R.

Termination

Material

Packaging

New Part #

TD

101

J

For further information on packaging,

please refer to Appendix A.

dimensions and construction

Protective

Coating

L

c

W

t

d

Inner

Electrode

Solder

Plating

Ni

Plating

Resistive

Film

Ceramic

Substrate

c

Type

L

.079±.008

(2.0±0.2)

-.004

-0.1

-.004

-0.1

.02±.004

(0.5±0.1)

.024±.004

(0.6±0.1)

.016±.008

(0.4±0.2)

.02±.008

(0.5±0.3)

.063±.008

(1.6±0.2)

.049±.008

(1.25±0.2)

.126±.008

(3.2±0.2)

2A

(0805)

2B

(1206)

(Inch Size Code)

Wc

d

t

Dimensions inches

(mm)

EU

applications and ratings

Power

Rating

Thermal

Time

Constant

Thermal

Dissipation

Constant

Part

Designation

0.1W

LT732A

0.125W

LT322B

1.0s

1.5s

1.37mW/°C

1.47mW/°C

Operating

Temperature

Range

-40°C

to

+125°C

Rated Ambient

Temperature

+70°C

Maximum

Working

Voltage

Maximum

Overload

Voltage

50V

75V

100V

150V

Thermal time constant and dissipation constant are reference values, which are values of elements and vary with connecting or fixing methods.