Spec. No.:
Date:

FCR−K−HTS−0001
2023.1.17/14

Data sheet
Title:

TRIMMABLE CHIP RESISTORS;RECTANGULAR TYPE

Style:

FCR116,1/10,1/8,1/4,1/2,1

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 shipment 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

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
1/12

1. Scope
1.1 This specification covers the detail requirements for trimmable chip resistors; rectangular type, style of
FCR116,1/10,1/8,1/4,1/2,1.
1.2 Applicable documents
JIS C 5201−1: 2011, JIS C 5201−8: 2014, JIS C 5201−8−1: 2014
IEC60115−1: 2008, IEC60115−8: 2009, IEC60115−8−1: 2014
EIAJ RC−2134C−2010
2. Classification
Type designation shall be the following form.
(Example)
FCR
1/8
123
TP
−
1
2
3
4
5
Style
1 Trimmable chip resistors; rectangular type
Style
2 Rated dissipation and / or dimension
3 Rated resistance Example
123
E24 Series, 3 digit, Ex. 123--> 12k,4 Tolerance on rated resistance−(Dash)L
5 Packaging form
B
TP
TE

0
−30 ％

15％
Bulk (loose package)
Paper taping
Embossed taping

3. Rating31 The ratings shall be in accordance with Table−1.
The power dissipation shall be the value before resistors are trimmed.
Table−1
Style

Rated dissipation(W)

Temperature coefficient ofresistance ( 10−6 / °C)

Rated resistance
range()FCR1/16

0.063

FCR1/100.1

FCR1/80.125

FCR1/4

0.25

FCR1/2

0.5

FCR 1

1.0

±200
+500～−200±200+500～−200±200+500～−200±200+500～−200±200+500～−200±200

10～4.7M
1.0～9.1
10～4.7M
1.0～9.1
10～4.7M
1.0～9.1
10～4.7M
1.0～9.1
10～4.7M
1.0～9.1
10～4.7M

Preferred number
series for resistors

E24

Tolerance on
rated resistance

0-30 ％（－）
or±15％（L）

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Style

Limiting element
voltage (V)Insulation voltage

50
150

100

FCR1/16
FCR1/10
FCR1/8
FCR1/4
FCR1/2FCR1(V)

3.2 Climatic category
55/125/56

3.3 Stability class
5%

2/12

Category temperature
range (°C)−55+125

500

200

Page:

/14

Lower category temperature
Upper category temperature
Duration of the damp heat, steady state test

− 55 °C+125 °C
56daysLimits for change of resistance:−for long−term tests ±(5%+0.1)−for short−term tests ±(1%+0.05)

3.4 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
3.5 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 ()Limiting element 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

TE

Embossed taping

Standard packaging
quantity / units
1,000 pcs.

8mm width, 4mm pitches
8mm width, 4mm pitches
12mm width, 4mm pitches

5,000 pcs.
4,000 pcs.

Application
FCR116,1/10,
FCR1/8,1/4, 1/2, 1
FCR116,1/10,1/8
FCR1/4
FCR1/2,1

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
3/12

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

d

D
c

L

A

H

W

Style
FCR1/16
FCR1/10
FCR1/8
FCR1/4
FCR1/2FCR1

L
1.60.1
2.00.1
3.10.1
3.10.15
5.00.15
6.30.15

Style

d

W
0.8 +0.15−0.10
1.250.10
1.60.15
2.50.15
2.50.15
3.20.15
Thickness ofresistive film------

Figure−2
Table−3A----0.710.10
0.950.10
1.840.10
1.70.1
2.350.10

H
0.450.10
0.550.1
0.550.1
0.550.15
0.550.15
0.550.15

D----0.660.10
1.30.1
1.320.10
2.820.10
4.00.1

Unit : mmc
0.30.1
0.40.2
0.50.25
0.50.25
0.60.2
0.60.2

Thickness ofglass overcoat------

FCR1/160.30.1
FCR1/100.40.2
FCR1/80.50.25
FCR1/4115μm135μm0.50.25
FCR1/20.60.2
FCR1
0.60.2
1.The resistance print shall be on to the horizontal (W)and vertical (L) direction within 0.2mm.
5.2 Net weight (Reference)
Style
Net weight(mg)FCR1/162
FCR1/10
5
FCR1/89
FCR1/4
16
FCR1/225
FCR140

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

FCR−K−HTS−0001
Page:

/14
4/12

6. Performance
6.1 The standard condition for tests shall be in accordance with Sub−clause 4.2, JIS C 5201−1: 2011.
6.2 The performance shall be satisfied in Table−4.
6.3 The performance shall be the value before resistors are trimmed.
Table−4(1)No.
Test items
Performance requirements
Condition of test (JIS C 5201−1)
1
Visual examination
As in 4.4.1
Sub−clause 4.4.1
Checked by visual examination.
2
Dimension
Sub−clause 4.4.2
As specified in Table−3 of thisspecification.
Resistance
As in 4.5.2
Sub−clause 4.5
The
resistance
value
shall
correspond with the rated resistancetaking into account the specified
tolerance.
3
Voltage proof
No breakdown or flash overSub−clause 4.7
Method: 4.6.1.4(See Figure−5)
Test voltage: Alternating voltage with a peakvalue of 1.42 times the insulation voltage.
Duration: 60 s ± 5 s
R1G
Insulation resistance
Test voltage: Insulation voltage
Duration: 1 min.
4
Solderability
As in 4.17.4.5
Sub−clause 4.17
The terminations shall be covered
Without ageing
Flux: The resistors shall be immersed in a with a smooth and bright solder
coating.
non−activated soldering flux for 2s.
Bath temperature: 235 °C ± 5 °C
Immersion time: 2 s ± 0.5 s
5Mounting
Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−3
Overload
Sub−clause 4.13
(in the mounted state)
The applied voltage shall be 2.5 times the rated
voltage or twice the limiting element voltage,
whichever is the less severe.
Duration: 2 s
No visible damage
Visual examination
R  ± (1%+0.05)Resistance

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:No
6

7

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1
Table−4(2)Condition of test (JIS C 5201−1)
Mounting
Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−4
Bound strength of the end Sub−clause 4.33
face plating
Bent value: 3 mm (3225 size max.)
1 mm (5025 size min.)Resistance
Final measurements
Sub−clause 4.33.6
Visual examination
Resistance to soldering heat Sub−clause 4.18
Solder temperature: 260 °C ± 5 °C
Immersion time: 10 s ± 0.5 s
Visual examination
Test items

Resistancesolvent Sub−clause 4.29
Solvent: 2−propanol
Solvent temperature: 23 °C ± 5 °C
Method 2
Recovery: 48 h
Visual examination
Resistance
Mounting
Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−3
Adhesion
Sub−clause 4.32
Force: 5 N
Duration: 10 s ± 1 s
Visual examination
Rapid change temperature
Sub−clause 4.19
Lower category temperature:−55 °C
Upper category temperature:+125 °C
Duration of exposure at each temperature: 30
min.
Number of cycles: 5 cycles.
Visual examination
Resistance

FCR−K−HTS−0001
Page:

/14
5/12

Performance requirementsR  ± (1%+0.05)No visible damage

As in 4.18.3.4
No sign of damage such as cracks.
R  ± (1%+0.05)Component
resistance8

No visible damage
R  ± (1%+0.05)No visible damage

No visible damage
R  ±(1%+0.05)Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:No
9

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Test items
Climatic sequence−Dry heat−Damp heat, cycle(12+12hour cycle)
First cycle−Cold−Damp heat, cycle(12+12hour cycle)
Remaining cycle−D.C. load

10

Mounting

Endurance at 70 °C

Table−4(3)Condition of test (JIS C 5201−1)
Sub−clause 4.23
Sub−clause 4.23.2
Test temperature: +125 °C
Duration: 16 h
Sub−clause 4.23.3
Test method: 2
Test temperature: 55 °C[Severity(2)]Sub−clause 4.23.4
Test temperature −55 °C
Duration: 2h
Sub−clause 4.23.6
Test method: 2
Test temperature: 55 °C[Severity (2)]
Number of cycles: 5 cycles
Sub−clause 4.23.7
The applied voltage shall be the rated voltage
or the limiting element voltage whichever is thesmaller.
Duration: 1 min.
Visual examination
ResistanceSub−clause 4.31
Substrate material: Epoxide woven glass(FCR1may use Alumina substrate.)
Test substrate: Figure−3
Sub−clause 4.25.1
Ambient temperature: 70 °C ± 2 °C
Duration: 1000 h
The voltage shall be applied in cycles of 1.5 h
on and 0.5 h.
The applied voltage shall be the rated voltage
or the limiting element voltage whichever is thesmaller.
Examination at 48 h , 500 h and 1000 h:
Visual examination
Resistance

FCR−K−HTS−0001
Page:

/14
6/12

Performance requirements

No visible damage
R  ± (5%+0.1)No visible damage
R  ± (5%+0.1)Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:

No
11

12

13

FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1
Table−4(4)Condition of test (JIS C 5201−1)
Mounting
Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−3
Variation of resistance with Sub−clause 4.8
temperature− 55 °C / + 20 °C+ 20 °C / + 125°C
Mounting
Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−3
Damp heat, steady state
Sub−clause 4.24
Ambient temperature: 40 °C ± 2 °C
Relative humidity : 93+2%
−3a) 1st group: without voltage applied.
b) 2nd group: The d. c. voltage shall be applied
continuously.
The voltage shall be accordance with
Sub−clause 4.24.2.1 b). without polarizing
voltage [4.24.2.1, c)]
Visual examination
ResistanceDimensions (detail)Sub−clause 4.4.3
Test items

Page:

/14
7/12

Performance requirements

As in Table−1

No visible damage
R  ± (5%+0.1)As in Table−3

Mounting

Sub−clause 4.31
Substrate material: Epoxide woven glass
Test substrate: Figure−3
Endurance at upper category Sub−clause 4.25.3
temperature
Ambient temperature:125 °C ± 2 °C
Duration: 1000 h
Examination at 48 h, 500 h and 1000 h:
Visual examination
ResistanceNo visible damage
R  ± (5%+0.1)Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

/14

Page:

8/12

b
7.5
9.0

c
2.0
4.5

d
7.5
7.5

b
3.6
4.0
5.0

c
1.0
1.5
2.9

d
4.5
4.3
3.3

7. Test substratec

Unit: mm
Copper clad

b

40

a

Solder resist

d

Style
FCR1/2
FCR 1

10.16

a
4.0
5.0

60.96

FCR1/2, 1 TEST SUBSTRATEc

Soldering land

Copper cladSolder resist

5.5

b

25

a

d

3.5 3

Unit: mm

7.5

Style
FCR1/16
FCR1/10
FCR1/45.08 5.08

2.5

3
58.5

a
1.0
1.2
2.2

FCR TEST SUBSTRATE
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

1.5

2
2

2

4

2.5

49

FCR1/8 TEST SUBSTRATE
Figure−3Remark 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.

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
9/12

Unit: mm
Copper cladSolder resist

40

c

1

a

Style
FCR1/2
FCR1

b
100

a
4.0
5.0

b
7.5
9.0

c
3.0
4.0

FCR1/2, 1 BOUND STRENGTH OF THE END FACE PLATING TEST SUBSTRATE
Unit: mm
Copper clada

Solder resist

1

4.5

40

d

c

d

b
70

Soldering land

Style
FCR1/16
FCR1/10
FCR1/8
FCR1/4

a
1.0
1.2
2.5
2.2

b
3.6
4.0
5.0
5.0

c
1.2
1.65
2.0
2.9

d
3.0
3.0
2.5
2.5

100

FCR BOUND STRENGTH OF THE END FACE PLATING TEST SUBSTRATE
Remark 1). Material: Epoxide woven glass
Thickness: 1.6mm Thickness of copper clad: 0.035mm
Figure−4
Insulation plate

Metal block measurement
Point A

Metal plate

R0.25R0.5mm
Measurement
point B
Insulation surface
Component

Pressure byspring (10.2N)

Figure−5

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
10/12

8. Taping
8.1 Applicable documents JIS C 0806−3: 2014, EIAJ ET−7200C: 2010
8.2 Taping dimensions
8.2.1 Paper taping (8mm width, 4mm pitches)
Taping dimensions shall be in accordance with Figure−6 and Table−5.
Unit: mm
1.5 +0.1
0Sprocket hole

t1

40.1
20.051.750.1

B

80.2

A

t2

Carrier cavity

40.1

3.50.05
Direction of unreeling

Figure−6
Table−5AB
1.15±0.15
1.9±0.2
1.65±0.15
2.5±0.2
2.0±0.15
3.6±0.2

Style
FCR1/16
FCR1/10
FCR1/8±±±t1
0.6±0.1

Unit: mmt2
0.8max.

0.8±0.1

1.0max.

8.2.2 Embossed taping dimensions shall be in accordance with Figure−7 and Table−6.
Unit: mm
0.3 max.
20.05
Sprocket hole

1.5+0.1
01.750.1

40.1

Carrier cavity

t1

Style
FCR1/4
FCR1/2FCR 1

A
2.85±0.20
3.1±0.2
3.6±0.2

W

B

E

A

40.1

Direction of unreeling

Figure−7
Table−6BW
3.5±0.2
8.0±0.3
5.5±0.2
12.0±0.3
6.9±0.2E
3.5±0.05

Unit: mmt1
1.0±0.2

5.5±0.05

1.1±0.15

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
11/12

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
FCR116,1/10,1/8: Figure−8, FCR1/4, 1/2, 1: Figure−9.
6). When the tape is bent with the minimum radius for FCR116,1/10,1/8,1/4: 25 mm, or FCR1/2, 1: 30 mm, the tape shall not
be damaged and the components shall maintain 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

Top cover tape
Carrier tape

Carrier tapePeel−off(About 300mmmin)

165to180

Peel−off(About 300mmmin)

165to180
Direction of unreeling

Direction of unreeling

Figure−8

Figure−9

8.3 Reel dimension
Reel dimensions shall be in accordance with the following Figure−10 and Table−7.
Plastic reel (Based on EIAJ ET−7200C)
Unit: mm

0

+1
60 0

130.220.5

180 −1.5

Marking A

210.8

Marking B

A

B

Figure−10
Table−7A

Unit: mmB
Note
11.4±1.0
Injection molding
FCR116,1/10,1/8,1/4
9 +1.0013±1.0Vacuum forming
FCR1/2,1
17±1.0Vacuum forming
13 +1.00Note Marking label shall be marked on a place of Marking A or two place of marking A and B.
Style

Product specification contained in this specification 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: 2023.1.17

Drawing No:
Title:FCR−K−HTS−0001

TRIMMABLE CHIP RESISTORS; RECTANGULAR TYPE
FCR116,1/10,1/8,1/4,1/2,1

Page:

/14
12/12

8.4 Leader and trailer tape.
400mm min
100mm min

160mm min
End

Start
Trailer

LeaderDirection of unreeling

Figure−11
9. Marking on package
The label of a minimum package shall be legibly marked with follows.
9.1 Marking A(1) Classification (Style, Rated resistance, Tolerance on rated resistance, Packaging form)(2) Quantity (3) Lot number (4) Manufacturer’s name or trade mark (5) Others
9.2 Marking B (KAMAYA Control label)

Product specification contained in this specification 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: 2023.1.17