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! Note ? Please read rating and ! CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
? This catalog has only typical speci?cations. Therefore, please approve our product speci?cations or transact the approval sheet for product speci?cations before ordering.
PTC Thermistors (POSISTOR r ) for Overheat Sensing Chip Type
R90E.pdf
Mar.4,2014
(Part Number)
PR
F
18
BB
471
Q
B5
RB
q
w e
r
t
y
u
i
q Product ID
Product ID
t Resistance
Expressed by three figures. The unit is ohm ( Ω ). The first and
PR
PTC Thermistors Chip Type
second figures are significant digits, and the third figure expresses
the number of zeros which follow the two figures.
w Series
Code
F
Series
for Overheat Sensing
Ex.
Code
471
Resistance
470 Ω
y Resistance Tolerance
e Dimensions (L g W)
Code
Resistance Tolerance Sensing Temp. Tolerance
Code
15
Dimensions (L g W)
1.00 g 0.50mm
EIA
0402
Q
R
Special Tolerance
Special Tolerance
±5°C
±3°C
18
1.60 g 0.80mm
0603
21
2.00 g 1.25mm
0805
u Individual Specifications
r Temperature Characteristics
Temperature Characteristics
Code
Ex.
Code
B5
Individual Specifications
Structure, others
AR
Curie Point 120°C
i Packaging
AS
BA
BB
BC
BD
BE
BF
BG
Curie Point 130°C
Curie Point 110°C
Curie Point 100°C
Curie Point 90°C
Curie Point 80°C
Curie Point 70°C
Curie Point 60°C
Curie Point 50°C
Code
RA
RB
RC
Packaging
Embossed Taping (4mm Pitch) (4000 pcs.)
Paper Taping (4mm Pitch) (4000 pcs.)
Paper Taping (2mm Pitch) (10000 pcs.)
3
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