PTC Thermistors, For Temperature Protection

2322 671 91...

Vishay BCcomponents



www.vishay.com For technical questions contact: nlr.europe@vishay.com Document Number: 29074
172 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

°

C 120

Ω

Minimum resistance at
(T

n

+ 15)

°

C
4000

Ω

Maximum (DC) voltage 30 V
Temperature range

−

20 to (T

n

+ 15)

°

C
Weight:
91002 to 91014

≈

0.013 g
91072 to 91087

≈

0.003 g
91102 to 91114

≈

0.08 g
91152 to 91164

≈

0.09 g
Climatic category 25/125/56

NOMINAL WORKING TEMPERATURES AND ORDERING INFORMATION

Notes

1. Naked chips are packed in a hermetically-sealed alu-plastic bag.
2. Resistance at T

n

+5

°

C = 0.570 to 50 k

Ω

.

NOMINAL WORKING TEMPERATURE TYPE/CATALOG NUMBER 2322 ... .....
T

n

(

°

C)
RESISTANCE
from

−

20

°

C
to T

n



−

20

°

C
(

Ω

)
RESISTANCE
at T

n



−

5

°

C
(

Ω

)
RESISTANCE
at T

n



+

5

°

C
(k

Ω

)
NAKED CHIP

(1)

LEADED DEVICE
1.0

×

1.0
(mm)
1.7

×

1.7
(mm)
NORMAL
LEADS
LONG
LEADS
COLOR
CODE
671 ..... 671 ..... 671 ..... 671 .....

70 30 to 250 50 to 570 0.570 to 50 91072 91002 91102 91152 black
80 30 to 250 50 to 550 1.33 to 50 91073

(2)

91003 91103 91153 brown
90 30 to 250 50 to 550 1.33 to 50 91074

(2)

91004 91104 91154 red
100 30 to 250 50 to 550 1.33 to 50 91075

(2)

91005 91105 91155 orange
110 30 to 250 50 to 550 1.33 to 50 91076 91006 91106 91156 yellow
120 30 to 250 50 to 550 1.33 to 50 91077 91007 91107 91157 green
125 30 to 250 50 to 550 1.33 to 50 91078

−−− −

130 30 to 250 50 to 550 1.33 to 50 91079 91009 91109 91159 blue
135 30 to 250 50 to 550 1.33 to 50 91081

−−− −

140 30 to 250 50 to 550 1.33 to 50 91082 91012 91112 91162 violet
145 30 to 250 50 to 550 1.33 to 50 91083

−−− −

150 30 to 250 50 to 550 1.33 to 50 91084 91014 91114 91164 grey
155 30 to 250 50 to 550 1.33 to 50 91085

−−− −

160 30 to 250 50 to 550 1.33 to 50 91086 91016

−−

170 30 to 250 50 to 550 1.33 to 50 91087 91017

−