NTC Thermistors, Glass Encapsulated Miniature Bead
2322 633 0/1....
Vishay BCcomponents
Document Number: 29063
For technical questions contact: nlr.europe@vishay.com
www.vishay.com
Revision: 10-Oct-03
125
QUICK REFERENCE DATA
Note
1. Response time in silicone oil MS200/50. This is the time needed
for the sensor to reach 63.2% of the total temperature difference
when subjected to a temperature change from 25
C in air to
85
C in oil.
PARAMETER
VALUE
Resistance value at 25
C
1 k
to 1 M
Tolerance on R25-value
5%;
10%
B25/85-value
2075 to 4100 K
Tolerance on B25/85-value
5%
Maximum dissipation at 55
C
100 mW
Response time; note 1
0.5 s
Operating temperature range:
at zero dissipation
-
55 to +200
C
Mass
33 mg
MOUNTING
Spot weld the leads to conducting wires or other supports.
PACKAGING
The thermistors are packed in cardboard boxes; the smallest
packaging quantity is 100 units.
FEATURES
Small diameter
Quick response to changes in temperature
Very high long term stability
High temperature operation
APPLICATIONS
Temperature measurement, level and flow sensing.
Bead thermistor with negative temperature coefficient,
having two solid platinum-iridium leads in axial or radial
configuration. The device is non-flammable.
ELECTRICAL DATA AND ORDERING INFORMATION
Note
1. R
25
-values, temperature coefficients and catalog numbers.
2. The thermistors have a 12-digit catalog number starting with 2322 633. The subsequent 5 digits indicate the resistance value and tolerance.
R
25
(k
)
B
25/85
-VALUE
TC
(%/K)
CATALOG NUMBER 2322 633 .....
AXIAL LEADS
RADIAL LEADS
R
25
5%
R
25
10%
R
25
5%
R
25
10%
1
2075 K
5%
-
2.3
03102
02102
13102
12102
2.2
2285 K
5%
-
2.6
03222
02222
13222
12222
4.7
2485 K
5%
-
2.8
03472
02472
13472
12472
10
3750 K
5%
-
4.2
03103
02103
13103
12103
22
3560 K
5%
-
4.0
03223
02223
13223
12223
47
3750 K
5%
-
4.2
03473
02473
13473
12473
100
3900 K
5%
-
4.4
03104
02104
13104
12104
220
3860 K
5%
-
4.3
03224
02224
13224
12224
470
3950 K
5%
-
4.5
03474
02474
13474
12474
1000
4100 K
5%
-
4.6
03105
02105
13105
12105
2322 633 0/1....
Vishay BCcomponents
NTC Thermistors, Glass Encapsulated
Miniature Bead
www.vishay.com
For technical questions contact: nlr.europe@vishay.com
Document Number: 29063
126
Revision: 10-Oct-03
DERATING
Fig.3 Power derating curve.
0
55
-55
85
200
T
amb
(C)
100
0
P
(%)
DIMENSIONS
in millimeters
Component outline of 2322 633 0.... (axial leads).
1.2
0.7
1.0
0.7
5 min.
0.06
5 min.
1.0
0.7
Component outline of 2322 633 1.... (radial leads).
1.0
0.7
1.3
0.8
5 min.
0.06
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