PTC Thermistors, For Temperature Protection
2322 671 91...
Vishay BCcomponents
www.vishay.com
172
For technical questions contact: nlr.europe@vishay.com
Document Number: 29074
Revision: 10-Oct-03
FEATURES
Well-defined protection temperature levels
Very fast reaction time
Accurate resistance for ease of circuit design
Excellent long term behavior
Wide range of protection temperatures
No need to reset supply after overtemperature switch
Small size and rugged
Coated leaded and naked devices available.
APPLICATIONS
Industrial electronics
Power supplies
Electronic data processing
Motor protection.
DESCRIPTION
These directly heated thermistors have a positive
temperature coefficient and are primarily intended for
sensing.
QUICK REFERENCE DATA
PARAMETER
VALUE
UNIT
Maximum resistance at 25
Minimum resistance at
(T
n
+ 15)
°
C
Maximum (DC) voltage
Temperature range
Weight:
91002 to 91014
91072 to 91087
91102 to 91114
91152 to 91164
Climatic category
°
C
120
4000
30
V
C
20 to (T
n
+ 15)
°
≈
0.013
0.003
0.08
0.09
25/125/56
g
g
g
g
≈
≈
≈
NOMINAL WORKING TEMPERATURES AND ORDERING INFORMATION
Notes
1.
2.
Naked chips are packed in a hermetically-sealed alu-plastic bag.
Resistance at T
n
+5
°
C = 0.570 to 50 k
.
NOMINAL WORKING TEMPERATURE
TYPE/CATALOG NUMBER 2322 ... .....
T
°
n
(
C)
RESISTANCE
from
to T
n
(
20
20
)
°
°
C
C
RESISTANCE
at T
n
(
5
)
°
C
RESISTANCE
at T
n
+
(k
5
)
°
C
NAKED CHIP
(1)
LEADED DEVICE
1.0
(mm)
×
1.0
1.7
(mm)
×
1.7
NORMAL
LEADS
LONG
LEADS
COLOR
CODE
671 .....
91072
91073
91074
91075
91076
91077
91078
91079
91081
91082
91083
91084
91085
91086
91087
671 .....
91002
91003
91004
91005
91006
91007
91009
91012
91014
91016
91017
671 .....
91102
91103
91104
91105
91106
91107
91109
91112
91114
671 .....
91152
91153
91154
91155
91156
91157
91159
91162
91164
70
80
90
100
110
120
125
130
135
140
145
150
155
160
170
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
30 to 250
50 to 570
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
50 to 550
0.570 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
1.33 to 50
black
brown
red
orange
yellow
green
blue
violet
grey
(2)
(2)
(2)