NT73
negative tempco thermistor
features
circuit
protection
•
•
•
•
•
Anti-leaching nickel barrier terminations
90/10 solder plated terminations, standard
Twelve standard resistance values
Suitable for reflow and wave soldering
Marking: Black three-digit on pink body color
dimensions and construction
L
c
Type
c
(Inch Size Code)
Dimensions inches (mm)
W
c
d
t
1J
(0603)
Ni
Plating
t
Protective
Coating
.02±.004
(0.5±0.1)
.079±.008 .049±.004 .016±.008
(2.0±0.2) (1.25±0.1) (0.4±0.2)
.012
+.008
-.004
+0.2 )
-0.1
+.008
-.004
(0.5 +0.2 )
-0.1
2B
(1206)
Solder
Plating
.063±.008 .031±.004 .012±.004 .012±.004
(1.6±0.2)
(0.8±0.1)
(0.3±0.1)
(0.3±0.1)
2A
(0805)
W
d
L
.126±.008 .063±.008
(3.2±0.2)
(1.6±0.2)
.016
+.008
-.004
+0.2 )
-0.1
.024±.004
(0.6±0.1)
.02±.008
(0.5±0.3)
Resistive Inner
Film
Electrode
(0.3
(0.4
.02
Ceramic
Substrate
ordering information
Old Part #
NT73
2A
New Part #
NT73
2A
L
Size
Code
1J: 0603
2A: 0805
2B: 1206
Termination
Material
L: SnPb
T: Sn
Type
T
103
K
TD
103
K
3800
J
Nominal
Resistance
2 significant
figures + 1
multiplier
Resistance
Tolerance
J: ±5%
K: ±10%
L: ±15%
B Constant
Nominal
3200
3500
3800
B Constant
Tolerance
J: ±5%
K: ±10%
Packaging
TD: 7" paper tape
(5,000 pieces/reel)
For further information on packaging,
please refer to Appendix A.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
144
11/01/03
KOA Speer Electronics, Inc. • Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
