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器件描述：NTC Thermistors, Molded Range
器件厂商：VISAY [Vishay Siliconix]
厂商主页：http://www.vishay.com
文件大小：86.25KB
文件页数：5
PDF阅读：23226416.104.pdf (点击阅读器件资料)
摘要：
NTC Thermistors, Molded Range
2322 641 6....
Vishay BCcomponents
www.vishay.com For technical questions contact: nlr.europe@vishay.com Document Number: 29059
112 Revision: 10-Oct-03
FEATURES
?
Excellent for surface temperature measurement
?
Designed for harsh environments
?
Based on the
“2322 640 0....”
naked thermistor chips.
APPLICATIONS
?
Temperature control.
These thermistors have a negative temperature coefficient.
The device consists of a molded chip with two tin-plated solid
nickel leads. The body color is white and the device is
non-flammable.
PACKAGING
The smallest packing quantity is 500 units.
QUICK REFERENCE DATA
PARAMETER VALUE
Resistance value at 25
°
C (R
25
) 2.2 to 470 k
?
Tolerance on R
25
-value
±
2%,
±
3%,
±
5%,
±
10%
B
25/85
-values 3740 to 4570 K
Maximum dissipation 250 mW
Response time
≈
2.7 s
Operating temperature range:
at zero dissipation
?
40 to +125
°
C
at maximum dissipation 0 to 55
°
C
Minimum dielectric withstanding voltage
(RMS) between leads and lead
insulation
350 V
Minimum insulation resistance between
leads and lead insulation at 100 V (DC)
100 M
?
Climatic category 40/125/56
Mass
≈
0.3 g
MARKING
White coloured body.
MOUNTING
By soldering in any position or mechanical fixing.
ELECTRICAL DATA AND ORDERING INFORMATION
Note
1. R
25
-values, TC, mass, dimentions and catalog numbers.
a) Other R
25
-values are available on request.
2. Replace dot in the code numbers by one of the following, depending on required R
25
-value:
4 for a tolerance of
±
2%
6 for a tolerance of
±
3%
3 for a tolerance of
±
5%
2 for a tolerance of
±
10%
R
25
(k
?
)
TC
(%/K)
MASS
(g)
W
(mm)
H
(mm)
L
(mm)
P
(mm)
T
(mm)
d
(mm)
B
25/85
CATALOG
NUMBER
2322 641 .....
(2)
K
TOL.
(%)
2.2 -4.37
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 3977
±
0.75 6.222
2.7 -4.37
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 3977
±
0.75 6.272
12 -4.10
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 3740
±
2.0 6.123
15 -4.10
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 3740
±
2.0 6.153
33 -4.46
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 4090
±
1.5 6.333
100 -4.57
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 4190
±
1.5 6.104
470 -4.95
≈
0.3 4
±
0.2 4.4
±
0.2 21
±
1 2.54
±
0.3 2.5
±
0.2 0.6
±
0.06 4570
±
1.5 6.474
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