No.:Date:

FRC−K−HTS−0001
2023. 1. 23/9

Data sheet
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE

Style:

FRC16, 20, 32

RoHS COMPLIANCE ITEM
Halogen and Antimony Free
Note: ・Stock conditions
Temperature: +5°C ∼ +35°C
Relative humidity: 25% ∼ 75%
The period of guarantee: Within 2 year from shipmen t by the company.
Solderability shall be satisfied.

・Product specification contained in this data sheet are subject to change at any
time without notice・If you have any questions or a Purchasing Specification for any quality
agreement is necessary, please contact our sales staff.

Hokkaido Research Center
Approval by: T. Sannomiya
Drawing by: M. Shibuya

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
1/9

1. Scope
1.1 This data sheet covers the detail requirements for chip fusible resistors; rectangular type, style of FRC16, 20,32.
1.2 Applicable documents
JIS C 5201: 1994, JIS C 5202: 1990
2. Classification
Type designation shall be the following form.
(Example)
FRC
20
2A
C
1
2
3
4
Style
1 Chip fusible resistors; rectangular type2 Size3 Characteristics symbol
Symbol
4 Rated dissipation
1J
2A
2B

100
5

J
6

TP
7

Style
Rated dissipation
0.063W
0.1W
0.125W

5 Rated resistance100
E24 Series,3 digit, EX. 100-->10Ω
6 Tolerance on rated resistanceJ±5%
7 Packaging form
B
TP

Bulk (loose package)
Paper taping

3. Rating
3.1 The ratings shall be in accordance with Table−1.

FRC16
FRC20

Rated dissipation
(W)
0.063
0.1

FRC32

0.125

Style

Style
FRC16
FRC20
FRC32

Limiting
element voltage
(V)
1.79
2.26
3.53

Table−1
Temperature coefficient of Rated resistanceresistance (10−6 /°C)
range(Ω)± 500
3.9~51± 10001.0~51± 500
56~100± 10001.0~51Max. overload
voltage(V)
3.58
4.52
7.06

SymbolC

Preferred number series
for resistors

Tolerance on
rated resistance

E24

J(±5%)

Fusing characteristics
Fusing power Fusing time
(W)
(s.)
1.89
2.0
30 max.
2.5

Operating temperature
range(°C)−55~+125

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
2/9

3.2 Derating
The derated values of dissipation at temperature in excess of 70 °C shall be as indicated by the following curve.
100
Percentageof the rated

Area of recommended
operation

dissipation
(%)
0
−55

70
125
Ambient temperature (°C)

Figure–1 Derating curve
3.3 Rated voltage
d.c.or a.c.r.m.s.voltage calculated from the square root of the product of the rated resistance and the rated dissipation.
E: Rated voltage (V)
E =
P · R
P: Rated dissipation (W)R: Rated resistance (Ω)
Max. overload voltage can only be applied to resistors when the resistance value is equal to or higher than the criticalresistance value.
At high value of resistance, the rated voltage may not be applicable.
4. Packaging form
The standard packaging form shall be in accordance with Table−2.
Table−2
Symbol

Packaging form

B

Bulk (loose package)

TP

Paper taping

8mm width, 4mm pitches

Standard packaging
quantity / units
1,000 pcs.
5,000 pcs.

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
3/9

5. Dimensions
5.1 The resistor shall be of the design and physical dimensions in accordance with Figure−2 and Table−3.

W

L

c

d

d

H

c

Figure−2
Table−3
Style
FRC16
FRC20
FRC32

L
1.6 ± 0.1
2.0 ± 0.1
3.2 ± 0.2W
0.8 +0.15−0.05
1.25 ± 0.10
1.6 ± 0.15

H
0.45 ± 0.10
0.6 ± 0.1
0.6 ± 0.1C
0.3 ± 0.1
0.4 ± 0.2
0.5 ± 0.25

Unit: mmd
0.3 ± 0.1
0.4 ± 0.2
0.5 ± 0.25

5.2 Net weight (Reference)
Style
Net weight(mg)
FRC16
2.2
FRC20
6
FRC32
10
6. Marking
The Rated resistance shall be marked in 3 digits (E24) and marked on over coat side.
(Example) “ 100 ” → 10 ×10 0 [Ω] → 10 [Ω]Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
4/9

7. Performance
7.1 The standard condition for tests shall be in accordance with Sub−clause 3, JIS C 5202: 1990.
7.2 The performance shall be satisfied in Table−4.
Table−4(1)No.
Test items
Condition of test (JIS C 5202)
Performance requirements
1
ResistanceWithin the specified tolerance ofSub−clause 5.1
rated resistance.
Classification of test voltage: A
2
Temperature
See Table−1.
Sub−clause 5.2
characteristicof The resistor shall be mounted on the test substrate
resistanceas shown in Figure−3−2.
Test resistance shall be measured at the room temp.
and temp. about 100 °C higher than the room temp..
3
Short time overload
Sub−clause 5.5
Within ± (5%+0.1Ω)
The resistor shall be mounted on the test substrate No evidence of appearance
damageas shown in Figure−3−2.
Test potential: 2 times rated voltage.
Test period: 5 s.
Test potential should not exceed limiting element
voltage as shown in Table−1.
4
Insulation resistanceSub−clause 5.6
1,000MΩ min.
The resistor shall be fixed on the test fixture asshown in Figure−5
Test potential: FRC16:100Vdc
FRC20,32: 500Vdc
Test period: 1 min.
5
Voltage proof
No flashover, fire and breakdown.
Sub−clause 5.7
The resistor shall be fixed on the test fixture asshown in Figure−5
Test condition: Normal pressure
Test potential: FRC16: 100Vac
FRC20,32: 500Vac
Test period: 60 +10
0 s.
6
Fusing characteristic
Characteristics: C
Sub−clause 8.6 of EIAJ RC−2124
The resistor shall be mounted on the test substrate •Fusing time: 30 s. max.
as shown in Figure−3−1.
•The remaining resistance shall be
Fusing power; FRC16: 1.89W
exceeded more than 50 times
against initial resistance.
FRC20: 2.0W
FRC32: 2.5W
•No smoke and arc.
Test condition: No draught over the resistors.
The voltage which corresponds to fusing power shallbe applied until fusing.
After the fusing tests, the remaining resistance shallbe measured according to No.1.
7
Bond strength of the face Sub−clause 6.1.4(1)Within ±1%
plating
The resistor shall be mounted on the test substrate No evidence of mechanicaldamageas shown in Figure−4.
Bending value: 5 mm (Among the fulcrums: 90 mm)
Duration: 10±1 s

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

No.
8

9

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Test items
Vibration

Solderability

11

Temperature cycling

13

5/9

Table−4(2)Condition of test (JIS C 5202)

Performance requirements
Within ±1%
Sub−clause 6.3
The resistor shall be mounted on the test substrate No evidence of mechanicaldamageas shown in Figure−3−2.
Class of vibration: A
3 directions perpendicular to the above and to eachother.
Duration of vibration: 2h in each directions.
Within ±3%
Resistance to soldering Sub−clause 6.10
No evidence of appearance
heat
Test by a piece.
damageTemp. of solder bath: 260 °C ± 5 °C
Immersion time: 10 s ± 1 s
After immersion into solder, leaving at the room temp.
for 1h or more and then measure the resistance.

10

12

Page:

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Load life in humidity

Endurance at 70 °C

Sub−clause 6.11
Test by a piece.
Flux: Rosin−Methanol
Temp. of solder bath: 235 °C ± 5 °C
Immersion time: 2 s ± 0.5 s
Sub−clause 7.4
The resistor shall be mounted on the test substrate
as shown in Figure−3−2.
Test cycle: 5 cycles for duty cycle as specified below.
Step
Time (min)Temperature (°C)
1
Room temp.
2∼3
2
30
−55±3
3
Room temp.
2∼3
4
30
125±2
Sub−clause 7.9
The resistor shall be mounted on the test substrate
as shown in Figure−3−2.
Test temp. & relative humidity:
40 °C ± 2 °C & 90∼95 %Test voltage: Cycle of 1 h 30 min. “ON” and30 min. “OFF” at dc rated voltage.
Test period: 1,000 +48
0 h
Sub−clause 7.10
The resistor shall be mounted on the test substrate
as shown in Figure−3−2.
Test temp. & relative humidity: 70 °C ± 2 °C
Test voltage: Cycle of 1 h 30 min. “ON” and30 min. “OFF” at dc rated voltage.
Test period: 1,000 +48
0 h

The surface of terminal immersed
shall be min. of 95% covered witha new coating of solder.

Within ±5%
No evidence
damageofappearance

Within ±5%
No evidence
damageofappearance

Within ±5%
No evidence
damageofappearance

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
6/9

8. Test substrate

f

5

g

Unit:mm:Solder resistde:Copper clad

25

5

g

f

e

d

a

b

c

5.08 5.08

3
55

Style
a
b
c
FRC16 1.0 3.6
1.0
FRC20 1.2 4.0
1.65
FRC32 2.2 5.0
2.0
FRC TEST SUBSTRATE
Figure−3−1Remark 1). Material: Epoxide woven glass
Thickness: 1.6mm Thickness of copper clad: 0.035mm

e
5.7
5.5
5.0

f
1.25
1.25
0.75

g
3.75
3.75
4.25

Unit: mm

Soldering land

:Copper clad
:Solder resist

2.5

7.5

5

30

5

4

3.5

2

2.5 2.5

8
1.5

d
7.0
6.9
6.4

1.5

2
2

2

4

2.5

49

FRC32 TEST SUBSTRATE

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
7/9

Unit: mmc

Soldering landa:Solder resist

7.5

5.5

b

25

d

3.5 3

:Copper clad

2.5

5.08 5.08

3

Style
FRC16
FRC20

58.5

a
1.0
1.2

b
3.6
4.0

c
1.0
1.5

d
4.5
4.3

c
1.2
1.65
2.0

d
3.0
3.0
2.5

FRC16, 20 TEST SUBSTRATE
Figure−3−2Remark 1). Material: Epoxide woven glass
Thickness: 1.6mm Thickness of copper clad: 0.035mm
2). In the case of connection by connector, the connecting terminals are gold plated.
However, the plating is not necessary when the connection is made by soldering.
Unit: mma:Copper clad1

:Solder resist

4.5
40

d

c

d

Style
a
FRC16
1.0
Soldering land
70
FRC20
1.2
100
FRC32
2.5
FRC BOUND STRENGTH OF THE END FACE PLATING TEST SUBSTRATE
Figure−4
Remark 1). Material: Epoxide woven glass
Thickness: 1.6mm Thickness of copper clad: 0.035mm
b

b
3.6
4.0
5.0

Insulation plate

Metal block measurement
Point A

Metal plate

R0.5mmMeasurement
point B
Insulation surface

Component

Pressure byspring (1±0.2N)

Figure−5

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
8/9

9. Taping
9.1 Applicable documents JIS C 0806−3: 2014, EIAJ ET−7200C: 2010
9 2 Taping dimensions
Paper taping (8mm width, 4mm pitches)
Taping dimensions shall be in accordance with Figure−6 and Table−5.
Unit: mm4±0.1
t1

Sprocket hole2±0.05

φ1.5 +0.101.75±0.1

B

8±0.2

A

t2

Carrier cavity

4±0.1

3.5±0.05
Direction of unreeling

Style
FRC16
FRC20
FRC32

A
1.15± 0.15
1.65 ± 0.15
2.00 ± 0.15

Figure−6
Table−5B
1.9±0.2
2.5 ± 0.2
3.6 ± 0.2

t1
0.6±0.1

Unit: mmt2
0.8max.

0.8 ± 0.1

1.0max.

1). The cover tapes shall not cover the sprocket holes.
2). Tapes in adjacent layers shall not stick together in the packing.
3). Components shall not stick to the carrier tape or to the cover tape.
4). Pitch tolerance over any 10 pitches ±0.2mm.
5). The peel strength of the top cover tape shall be with in 0.1N to 0.5N on the test method as shown in the following Figure−7.
6). When the tape is bent with the minimum radius for 25 mm, the tape shall not be damaged and the components shallmaintain their position and orientation in the tape.
7). In no case shall there be two or more consecutive components missing.
The maximum number of missing components shall be one or 0.1%, whichever is greater.
8). The resistors shall be faced to upward at the over coating side in the carrier cavity.
Top cover tape
Carrier tape
165°to180°

Peel−off( About 300mm/ min)Direction of unreeling

Figure−7

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23

No: FRC−K−HTS−0001
Title:

CHIP FUSIBLE RESISTORS; RECTANGULAR TYPE
FRC16, 20, 32

Page:

/9
9/9

9.3 Reel dimension
Reel dimensions shall be in accordance with the following Figure−8 and Table−6.
Plastic reel (Based on EIAJ ET−7200C)
Unit: mm

0

+1
φ60 0

φ13±0.22±0.5φ180 −1.5

Marking A

φ21±0.8

Marking B

A

B

Figure−8
Table−6

Unit: mmB
Note
11.4±1.0
Injection molding
FRC16, 20, 32
9 +1.0013±1.0Vacuum forming
Note: Marking label shall be marked on a place of Marking A or two place of marking A and B.
Style

A

9.4 Leader and trailer tape.

400mm min.
100mm min.

160mm min.
End

Start
Trailer

LeaderDirection of unreeling

Figure−9
10. Marking on package
The label of a minimum package shall be legibly marked with follows.
10.1 Marking A(1) Classification(Style, Characteristics symbol, Rated dissipation Rated resistance, Tolerance on rated resistance, Packaging form)(2) Quantity (3) Lot number (4) Manufacturer’s name or trade mark10.2 Marking B(KAMAYA control label)(5) Others

Product specification contained in this data sheet are subject to change at any time without notice.
If you have any questions or a Purchasing Specification for any quality agreement is necessary, please contact our sales staff.
Issue: KAMAYA ELECTRIC CO., LTD. Research & Development Department HOKKAIDO Research center Last update: 2023.1.23