GENERAL RESISTORS INDEX
FRN, FKN, FSQ Series - Fusible Resistors
PGM Series - CDS Photo Resistors
RCR Series - Anti-Surge Resistors
CR Series - Carbon Resistors
MF Series - Precision Resistors Metal Film
RSS, RSN Series - Metal Oxide Resistors
KNP, KNPN Series - Wirewound Resistors
KNP-VE Series - Vitreous Enamel Coated Wirewound Resistors
BWW Series - High Precision Axial Moulded Wirewound Resistors
SQP, SQM, SQT, SQH, SQZ Series - Cement Resistors
FRN, FKN, FSQ Series - Fusible Resistors
FKU, FRU Series - Cement Resistors with Thermal Cut-offs
ZO, JW Series - Zero Ohm and Jumper Wire Resistors
CCR Series - Composition Resistors
RESISTORS - TECHNICAL STANDARDS AND USAGE METHODS
MarKing System - Resistor Color Code
Forming and Dimensions - Resistors Forming and Assembly
Glossary - Terminology of Resistors
Precaution Usage - How to Apply and Store Resistors
FRN, FKN, and FSQ Series are designed to act as an
ordinary resistor under normal circuit conditions, and as a fuse
under fault conditions. It is specially spiraled to provide
the fusible function with flame retardant coating. Applications
are widely used in constant voltage designed, overload protection,
applicable for battery chargers, TV sets, cordless phones, and
PC/CPU coolers. Token provides metal/carbon film (FRN), wirewound
(FKN), and cement type (FSQ).
Type
Rated Wattage
Dimension (mm)
Resistance Range
Dielectric Withstanding Voltage
L ± 1.5
D ± 1
H ± 0.5
W ± 0.5
H ± 3
d ± 0.05
FRN
1/4W
1/2W
1W
2W
3W
6
6
9
11
15
2.3
2.3
3.0
4.0
5,0
26
26
26
26
35
0.40~0.50
0.50~0.55
0.50~0.55
0.75~0.80
0.75~0.80
0.22Ω~100KΩ
0.22Ω~100KΩ
0.22Ω~100KΩ
0.3Ω~100KΩ
0.3Ω~100KΩ
300V
300V
350V
500V
500V
FKN
1W
2W
3W
5W
6W
9
11
15
17
24
4.5
5.0
5.5
6.5
8.5
26
26
35
35
38
0.50~0.55
0.75~0.80
0.75~0.80
0.75~0.80
0.75~0.80
0.1Ω~22Ω
0.1Ω~60Ω
0.1Ω~100Ω
0.2Ω~200Ω
0.3Ω~250Ω
500V
500V
500V
500V
500V
FSQ
2W
3W
5W
7W
10W
18
22
22
35
48
7
8
9
9
9
7
8
10
10
10
35
35
35
35
35
0.50~0.55
0.75~0.80
0.75~0.80
0.75~0.80
0.75~0.80
0.1Ω~22Ω
0.1Ω~120Ω
0.2Ω~120Ω
0.3Ω~250Ω
0.3Ω~500Ω
1000V
1000V
1000V
1000V
1000V
FSQ dimensions refer to SQP cement type .
Test Items
Condition
Spec.
Operating Temp.
-30°C~155°C
Resistance Temp. Coeff.
-30°C~150°C
± 200PPM / °C
Short Time Overload
2 times of rated voltage for 5 sec.
± 2 %
Temp. Cycle
-30°C~85°C for 5 cycles
± 1 %
Load Life
25°C on-off cycle 1,000 hrs.
± 5 %
Moisture-Proof Load Life
40°C 95°C RH on-off cycle 1,000 hrs.
± 5 %
Solder Pot
270°C for 3 sec.
± 1 %
Incombustibility
16 times of rated wattage for 5 min.
not flamed
POWER WATTAGE
FUSING TIME
16 X Rated Wattage
Within 2 min
24 X Rated Wattage
Within 1 min
32 X Rated Wattage
Within 30 sec.
FRN
1/2W
0.47R
J
TB/P
Product Type
Rated Power
Resistance Value(Ω)
Resistance Tolerance
Packaging
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