KOA NT732ATTD103L3950J Negative tempco thermistor Datasheet

KOA SPEER ELECTRONICS, INC.
SS-254 R5
AHA 6/01/06
Negative Tempco Thermistor
Type NT73
CERTIFIED
CERTIFIED
1. Features
■
Anti-leaching nickel barrier terminations
■
Twelve standard resistance values
■
Suitable for reflow and wave soldering
■
Marking: Black three-digit on pink body color
2. Dimensions
Table 1
L
c
c
Solder
Plating
Ni
Plating
t
d
Protective
Coating
L
Type
W
Resistive Inner
Film
Electrode
Ceramic
Substrate
Dimensions - inches (mm)
W
c
d
t
.063±.008
1J
(0603) (1.6±0.2)
.031±.004
(0.8±0.1)
.012±.004
(0.3±0.1)
.012±.004
(0.3±0.1)
.02±.004
(0.5±0.1)
.079±.008
2A
(0805) (2.0±0.2)
.049±.004
(1.25±0.1)
.016±.008
(0.4±0.2)
.012 +.008
-.004
(0.3 +0.2
-0.1 )
.02 +.008
-.004
(0.5 +0.2
-0.1 )
.126±.008
2B
(1206) (3.2±0.2)
.063±.008
(1.6±0.2)
.02±.008
(0.5±0.3)
.016 +.008
-.004
(0.4 +0.2
-0.1 )
.024±.004
(0.6±0.1)
3. Type Designation
Type designation shall be as the following form.
NT73
Type
2A
T
TD
103
K
3800
J
Size
Code
Termination
Material
Packaging
Nominal
Resistance
Resistance
Tolerance
B Constant
Nominal
B Constant
Tolerance
1J: 0603
2A: 0805
2B: 1206
T: Sn
(Other
termination
styles available,
contact factory
for options)
TD: 7" Paper
Tape (5,000
pieces/reel)
2 Significant
figures +
1 multiplier
J: ±5%
K: ±10%
L: ±15%
3200
3500
3700
3800
3950
4100
H: ±3%
J: ±5%
K: ±10%
PAGE 1 OF 4
Bolivar Drive
■
P.O. Box 547
■
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.
KOA SPEER ELECTRONICS, INC.
SS-254 R5
4. Applications and Ratings
Part
Designation
Resistance
@ 25°C
Resistance
Tolerance
6.8kΩ
10kΩ
15kΩ
10kΩ
20kΩ
22kΩ
30kΩ
33kΩ
47kΩ
68kΩ
100kΩ
47kΩ
1kΩ
2kΩ
2.2kΩ
2.4kΩ
3.3kΩ
4.7kΩ
5kΩ
6.8kΩ
10kΩ
15kΩ
10kΩ
20kΩ
22kΩ
30kΩ
33kΩ
47kΩ
68kΩ
100kΩ
150kΩ
50kΩ
10kΩ
15kΩ
22kΩ
30kΩ
33kΩ
47kΩ
68kΩ
100kΩ
150kΩ
1kΩ
2.2kΩ
3.3kΩ
4.7kΩ
6.8kΩ
10kΩ
22kΩ
33kΩ
47kΩ
68kΩ
100kΩ
NEW
NT731J
NT732A
NT732B
B Constant
@ 25°C/75°C
B Constant
Tolerance
Operating
Temperature
Range
2
5
-55°C
to
+125°C
2.8
5
±5%
3800K
3700K
K: ±10%
L: ±15%
Power
Rating
(mW)
±10%
3500K
J: ±5%
K: ±10%
Thermal
Dissipation
Constant
(mW/°C)
±3%
3800K
±5%
4100K
3200K
±3%
3500K
±10%
3800K
3500K
±5%
3800K
J: ±5%
K: ±10%
L: ±15%
-55°C
to
+125°C
3950K
±3%
4100K
3200K
K: ±10%
L: ±15%
3500K
J: ±5%
K: ±10%
L: ±15%
3800K
±10%
3
5
±5%
5. Environmental Applications
5.1 Temperature Characteristics
5.2 RT/R25 Ratio vs. B Constant
RT/R25 Ratio vs. B Constant
10,000,000
Resistance
Resistance (Ω)
100kΩ
100,000
-55
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
10kΩ
10,000
3800k
1kΩ
1,000
3800k
100
3200k
10
-50
-25
0
1k Ω
5k Ω 10k Ω 100k Ω 10kΩ
Resistance 1k Ω
5k Ω 10k Ω 100k Ω 10kΩ
B Constant 3200K 3500K 3700K 3800K 4100K B Constant 3200K 3500K 3700K 3800K 4100K
kΩ
kΩ
kΩ
kΩ
Ω
kΩ
kΩ
Ω
kΩ
kΩ
Temp. (°C)
Temp. (°C)
1,000,000
25
50
75
Temperature (°C)
100
125
38770
28840
21706
16517
12698
9857.0
7721.2
6100.5
4858.7
3899.0
3151.3
2564.2
2099.9
1730.0
1433.5
1194.2
1000.0
841.48
711.39
273.24
197.67
144.85
107.43
80.577
61.077
46.759
36.137
28.173
22.147
17.546
14.004
11.256
9.1063
7.4135
6.0712
5.0000
4.1398
3.4451
638.23
465.81
343.25
255.22
191.37
144.64
110.13
83.710
64.190
49.640
38.680
30.370
23.970
19.070
15.270
12.320
10.000
8.1700
6.7100
7692.5
5414.6
3864.5
2794.3
2045.2
1514.1
1133.0
856.49
653.63
503.31
390.86
305.97
241.34
191.73
153.36
123.46
100.00
81.470
66.739
1203.1
820.76
568.09
398.57
283.20
203.64
148.07
108.37
80.182
59.943
45.252
34.478
26.473
20.506
16.016
12.608
10.000
7.9880
6.4242
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
604.07
515.10
441.00
379.00
326.90
282.95
245.72
214.08
187.08
163.96
144.11
127.00
112.21
99.377
88.224
78.501
70.004
62.558
2.8809
2.4202
2.0421
1.7302
1.4718
1.2568
1.0771
0.92637
0.79937
0.69199
0.60087
0.52329
0.45701
0.40016
0.35129
0.30915
0.27272
0.24114
5.5500
4.6100
3.8500
3.2300
2.7200
2.3100
1.9700
1.6800
1.4500
1.2500
1.0800
0.94000
0.82000
0.72000
0.63000
0.56000
0.49000
0.44000
54.959
45.484
37.823
31.594
26.506
22.330
18.886
16.035
13.663
11.682
10.022
8.6257
7.4466
6.4466
5.5968
4.8721
4.2523
3.7207
5.1999
4.2349
3.4692
2.8585
2.3682
1.9721
1.6504
1.3877
1.1724
0.99491
0.84926
0.72802
0.62662
0.54156
0.46982
0.40906
0.35741
0.31332
Note: RT/R25 ratio is the resistance at temperature (T) divided by the nominal resistance at 25°C. The RT/R25 ratio value is multiplied
by the thermistor’s nominal 25°C value to determine the nominal resistance value at a given temperature in the chart above.
PAGE 2 OF 4
Bolivar Drive
■
P.O. Box 547
■
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.
KOA SPEER ELECTRONICS, INC.
SS-254 R5
6. Performance Characteristics
Parameter
Maximum ∆ R
Test Method
±3.0%
±1.0%
±1.0%
±3.0%
±3.0%
±3.0%
1000 hours @ 80°C
MIL-R-55342 π 4.7.7, 260°C for 10 seconds
2mm min. deflection in either direction for 10 seconds
MIL-STD-202, Method 103, 40°C, 90 - 95% RH, 1000 hours
80°C, DC 5mm, 1000 hours
30 minutes @ -55°C, 15 minutes @ +25°C,
30 minutes @ +125°C, 15 minutes @ +25°C, 50 cycles
High Temperature Exposure
Resistance to Solder Heat
Terminal Strength-Bend
Moisture Resistance
Life
Temperature Cycling
Dielectric Withstanding Voltage
2A
2B
Insulation Resistance
400V
400V
10,000 MΩ
Minimum
1 minute minimum
MIL-STD-202, Method 301
—
Note: RT/R25 ratio is the resistance at temperature (T) divided by the nominal resistance at 25°C. The RT/R25 ratio value is multiplied
by the thermistor’s nominal 25°C value to determine the nominal resistance value at a given temperature in the chart above.
7. Packaging Information
1.5 +0.1
-0
1.75±0.1
Central hole
A
øa
W
B
P1
(TP)
2.0 4.0±0.1
P1
T1
T1
Component Size (mm)
1J
2A
2B
ø21
2
T1
Direction of feed
L
W
T
Carrier
Tape
14.6
2
3.2
0.8
1.25
1.6
0.45
0.5
0.6
TD
TD
TD
Type
NT73
ø13
Quantity/
Reel
(Pieces)
5000
5000
5000
Taping (mm)
Reel Size
A
B
W
1.9±0.1 1.1±0.1 8.0±0.2
2.4±0.2 1.65±0.2 8.0±0.2
3.5±0.2
2±0.2
8.0±0.2
P1
T1
4.0±0.1
4.0±0.1
4.0±0.1
0.6+0.2/-0
0.75+0.2/-0
0.75+0.2/-0
178
178
178
PAGE 3 OF 4
Bolivar Drive
■
P.O. Box 547
■
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.
KOA SPEER ELECTRONICS, INC.
SS-254 R5
8. Pad Dimensions
B
D
A
C
Soldering Pad
Chip Component
NT73
1J
2A
2B
Size
1.6 x 0.8
2.0 x 1.25
3.2 x 1.6
A
0.8
1.2
2.2
B
2.6
3.0
4.2
C
0.8
1.2
1.5
D
0.9
0.9
1.0
PAGE 4 OF 4
Bolivar Drive
■
P.O. Box 547
■
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.
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