Thick Film Chip Resistors
ERJ type
ERJ
ERJ
ERJ
ERJ
ERJ
(Low Resistance Type)
2LW, 3LW, 6LW
series
2BW, 3BW, 6BW, 8BW, 6CW, 8CW
series
2B, 3B, 6D, 6B, 8B, 14B
series
3R, 6R, 8R, 14R, 12R, 12Z, 1TR
series
L03, L06, L08, L14, L12, L1D, L1W
series
Features
● Current sensing resistor
● Small size and lightweight
● Realize both low-resistance & High-precision by original thick film resistive element & special electrode
structure
● Suitable for both reflow and flow soldering
● Realize High-power by double-sided resistive elements structure that aimed to suppress temperature rising
: ERJ2LW, 3LW, 6LW, 2BW, 3BW, 6BW, 8BW, 6CW, 8CW
● Low TCR
: ±75×10
－6
/K(ERJ6CW, ERJ8CW)
● Low resistance value : Thick film resistors available from 5 mΩ (ERJ3LW, 6LW)
● Reference standard
: IEC 60115-8, JIS C 5201-8, JEITA RC-2144
● AEC-Q200 compliant
● RoHS compliant
■ As for packaging methods, land pattern, soldering conditions and safety precautions,
please see data files.
Explanation of part numbers
● ERJ2LW, 3LW, 6LW, 2BW, 3BW, 6BW, 8BW, 6CW, 8CW series
<High power (double-sided resistive elements structure) type>
1
2
3
4
5
6
7
8
9
10
11
12
E
Product code
Thick film
chip resistors
R
Code
J
inch size
2
Power rating
B
W
G
R
0
4
7
X
Packaging methods
Code
Packaging
Pressed carrier taping
2 mm pitch, 10,000 pcs
Resistance value
10 mΩ
5 mΩ, 10 mΩ
Resistance tolerance
Resistance value
Shown by 4 digits or
letters.
(Ex.)
R005 : 0.005 Ω = 5 mΩ
R047 : 0.047 Ω = 47 mΩ
2LW
3LW
6LW
2BW
3BW
6BW
8BW
6CW
8CW
0402
0603
0805
0402
0603
0805
1206
0805
1206
0.2 W
0.25 W
Code
Tolerance
±0.5 ％*
±1 ％
±2 ％
±5 ％
Part No.
D
F
G
J
0.5 W 5, 6, 7, 8, 9 mΩ
0.25 W 47 m to 100 mΩ
0.33 W 20 m to 100 mΩ
0.5 W 10 m to 100 mΩ
1 W 10 m to 100 mΩ
0.5 W 10 m to
1 W 10 m to
30 mΩ
50 mΩ
X
ERJ2LW
ERJ2BW
ERJ3LW
ERJ6LW
ERJ3BW
ERJ6BW
ERJ8BW
ERJ6CW
ERJ8CW
*Please refer to the rating table
for the resistance tolerance.
V
Punched carrier taping
4 mm pitch, 5,000 pcs
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
29-Jan-20
Thick Film Chip Resistors (Low Resistance Type)
● ERJ2BS/2BQ, 3BS/3BQ, 6BS/6BQ, 8BS/8BQ, 14BS/14BQ, 6D, 3R, 6R, 8R, 14R,
12R, 12Z, 1TR series
<High power type/Standard type>
1
2
3
4
5
6
7
8
9
10
11
E
Product code
Thick film
chip resistors
R
J
8
R
Q
F
R
2
2
V
Packaging methods
Code
Size, Power rating
Code
inch size
Power rating
Resistance value region
Resistance tolerance
Resistance value
Shown by 3
digits or letters.
Only when it is D
(E24,E96) or F
(E96), shown by
4 digits or
letters.
(Ex.)
R22 : 0.22 Ω
R102 : 0.102 Ω
X
2B
3B
3R
6D
6B
6R
8B
8R
14B
14R
12R
12Z
1TR
0402
0603
0603
0805
0805
0805
1206
1206
1210
1210
1812
2010
2512
S
Q
0.1Ω to 0.2Ω
0.22Ω to 9.1Ω
½
Code
0.166
W
D
F
G
J
Tolerance
±0.5 ％*
±1 ％
±2 ％
±5 ％
Packaging
Punched carrier taping
2 mm pitch,10,000 pcs
Part No.
ERJ2B
0.25 W
0.1 W
0.5 W
0.33 W
*2B:0.22 Ω to 1.0 Ω
0.125
W
*Please refer to the
rating table for the
resistance tolerance.
V
Punched carrier taping
4 mm pitch, 5,000 pcs
ERJ3B/3R
ERJ6D/6B/
ERJ6R
ERJ8B/8R
ERJ14B/14R
0.5 W
0.25 W
0.5 W
0.25 W
0.5 W
0.5 W
1W
Embossed carrier taping
U
4 mm pitch, 5,000 pcs
Embossed carrier taping
4 mm pitch, 4,000 pcs
ERJ12R
ERJ12Z
ERJ1TR
● ERJL03, L06, L08, L14, L12, L1D, L1W series <Low TCR type>
1
2
3
4
5
6
7
8
9
10
11
12
E
Product Code
Thick film
chip resistors
R
J
L
1
Code
4
Resistance value
Standard
*
20 mΩ, 22 mΩ,
33 mΩ, 39 mΩ,
47 mΩ, 50 mΩ,
100mΩ
20 mΩ to 100 mΩ
½
K
J
Resistance tolerance
5
0
Resistance value
Shown by 3
digits or letters.
(Ex.)
50M : 50 mΩ
10C : 100 mΩ
M
U
Packaging methods
Packaging
Part No.
Punched carrier taping
4 mm pitch, 5,000 pcs
Size, Power rating
Code
inch size
Power rating
Code
L03
L06
L08
L14
L12
L1D
L1W
0603
0805
1206
1210
1812
2010
2512
0.2
0.25
0.33
0.33
0.5
W
W
W
W
W
K
F
J
Tolerance
±1 ％
±5 ％
Code
V
ERJL03
ERJL06
ERJL08
ERJL14
ERJL12
ERJL1D
ERJL1W
U
Embossed carrier taping
0.5 W
1W
*L03, L06, L08 : 47 mΩ to 100 mΩ
L1D, L1W : 40 mΩ to 100 mΩ
U
4 mm pitch, 5,000 pcs
Embossed carrier taping
4 mm pitch, 3,000 pcs
Ratings
＜High power (double-sided resistive elements structure) type＞
Part No.
(inch size)
ERJ2LW (0402)
ERJ3LW (0603)
ERJ6LW (0805)
ERJ2BW (0402)
ERJ3BW (0603)
ERJ6BW (0805)
ERJ8BW (1206)
ERJ6CW (0805)
ERJ8CW (1206)
Power rating
(70 ℃)
(W)
*1
Resistance
tolerance
(%)
±1, ±2, ±5
±1, ±2, ±5
±1, ±2, ±5
±1, ±2, ±5
±1, ±2, ±5
±1, ±2, ±5
±1, ±2, ±5
±0.5, ±1, ±2, ±5
±1, ±2, ±5
Resistance
range
(Ω)
*2
(×10
-6
/K)
0
0
0
0
0
to
to
to
to
to
+500
+700
+300
+300
+300
:0 to +250
:0 to +150
:0 to +300
:0 to +200
:0 to +200
:0 to +150
:0 to +100
T.C.R.
Category
temperature
range(℃)
–55
–55
–55
–55
–55
to
to
to
to
to
+125
+125
+125
+125
+155
AEC-
Q200
Grade
Grade 1
Grade 1
Grade 1
Grade 0
Grade 0
Grade 0
Grade 0
Grade 1
Grade 1
0.2
0.25
0.5
0.25
0.33
0.5
1
0.5
1
10 m
5m
10 m
5, 6, 7, 8, 9 m
47 m to 100 m (E24)
20 m to 100 m (E24)
10 m to 100 m (E24)
10 m to 100 m (E24)
10 m to 30 m
10 m to 50 m
(E24)
(E24)
20 mΩ ≤ R < 39 mΩ
10 mΩ ≤ R < 15 mΩ
39 mΩ ≤ R ≤ 100 mΩ
15 mΩ ≤ R ≤ 100 mΩ
10 mΩ ≤ R < 20 mΩ
20 mΩ ≤ R < 47 mΩ
47 mΩ ≤ R ≤ 100 mΩ
–55 to +155
–55 to +155
–55 to +155
–55 to +125
–55 to +125
±75
±75
*1: Use it on the condition that the case temperature is below the upper category temperature.
・ Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Power Rating × Resistance Value.
・ Overload Test Voltage (OTV) shall be determined from OTV=Specified Magnification (refer to performance) × RCW.
*2: Please contact us when resistors of irregular series are needed.
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
29-Jan-20
Thick Film Chip Resistors (Low Resistance Type)
Ratings
＜High power type＞
Part No.
(inch size)
ERJ2BS (0402)
ERJ2BQ (0402)
ERJ3BS (0603)
ERJ3BQ (0603)
ERJ6DS (0805)
ERJ6DQ (0805)
ERJ6BS (0805)
ERJ6BQ (0805)
ERJ8BS (1206)
ERJ8BQ (1206)
ERJ14BS (1210)
ERJ14BQ (1210)
0.5
±1, ±2, ±5
0.5
±1, ±2, ±5
0.33
±1, ±2, ±5
0.5
±0.5, ±1, ±2, ±5
0.25
±1, ±2, ±5
Power rating
(70 ℃)
(W)
*1
Resistance
tolerance
(%)
*2
Resistance
range
(Ω)
0.22 to 1.0
0.10 to 0.20
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
0.22 to 9.1
0.10 to 0.20
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
0.22 to 0.91
1.0 to 9.1
*3
(×10
-6
/K)
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
(E24)
(E24)
0.22 Ω ≤ R ≤ 1.0 Ω
0.22 Ω ≤ R < 1.0 Ω
1.0 Ω ≤ R ≤ 9.1 Ω
0.22 Ω ≤ R < 1.0 Ω
1.0 Ω ≤ R ≤ 9.1 Ω
0.22 Ω ≤ R < 1.0 Ω
1.0 Ω ≤ R ≤ 9.1 Ω
0.22 Ω ≤ R < 1.0 Ω
1.0 Ω ≤ R ≤ 9.1 Ω
0.22 Ω ≤ R < 1.0 Ω
1.0 Ω ≤ R ≤ 9.1 Ω
: 0 to +300
: 0 to +250
: 0 to +300
: 0 to +300
: ±200
: 0 to +150
: 0 to +100
: ±100
: 0 to +250
: 0 to +250
: ±200
: 0 to +250
: 0 to +250
: ±200
: 0 to +200
: 0 to +200
: ±100
T.C.R.
Category
temperature
range(℃)
–55 to +155
–55 to +155
AEC-
Q200
Grade
Grade 0
Grade 0
0.166
±1, ±2, ±5
0.10 to 0.20
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24,E96)
0.10 Ω ≤ R < 0.22 Ω
(E24,E96)
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
(E24)
(E24)
(E24)
(E24)
(E24)
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
–55 to +155
Grade 0
*1: Use it on the condition that the case temperature is below the upper category temperature.
*2: E96 series also have ±0.5 %, ±1 % line-up.
・ Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Power Rating × Resistance Value.
・ Overload Test Voltage (OTV) shall be determined from OTV=Specified Magnification (refer to performance) × RCW.
*3: Please contact us when resistors of irregular series are needed.
＜Standard type＞
Part No.
(inch size)
ERJ3RS (0603)
ERJ3RQ (0603)
ERJ6RS (0805)
ERJ6RQ (0805)
ERJ8RS (1206)
ERJ8RQ (1206)
ERJ14RS (1210)
ERJ14RQ (1210)
ERJ12RS (1812)
ERJ12RQ (1812)
ERJ12ZS (2010)
ERJ12ZQ (2010)
ERJ1TRS (2512)
ERJ1TRQ (2512)
1
0.5
0.5
0.25
0.25
0.125
0.1
Power rating
(70 ℃)
(W)
*1
Resistance
tolerance
(%)
±1, ±2, ±5
Resistance
range
(Ω)
*2
(×10
-6
/K)
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
: 0 to +300
: 0 to +300
: ±200
: 0 to +250
: 0 to +250
: ±200
: 0 to +250
: 0 to +250
: ±200
: 0 to +200
: 0½+200
: ±100
: 0 to +200
: 0 to +200
: ±100
: 0 to +200
: 0 to +200
: ±100
: 0 to +200
: 0 to +200
: ±100
T.C.R.
Category
temperature
range(℃)
–55 to +155
AEC-
Q200
Grade
Grade 0
0.10 to 0.20
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
0.10 to 0.20
±1, ±2, ±5
0.22 to 0.91
1.0 to 9.1
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
(E24)
0.10 Ω ≤ R < 0.22 Ω
(E24)
0.22 Ω ≤ R < 1.0 Ω
(E24)
1.0 Ω ≤ R ≤ 9.1 Ω
–55 to +155
Grade 0
*1: Use it on the condition that the case temperature is below the upper category temperature.
・ Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Power Rating × Resistance Value.
・ Overload Test Voltage (OTV) shall be determined from OTV=Specified Magnification (refer to performance) × RCW.
*2: Please contact us when resistors of irregular series are needed.
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
29-Jan-20
Thick Film Chip Resistors (Low Resistance Type)
Ratings
＜Low TCR type＞
Part No.
(inch size)
ERJL03 (0603)
ERJL06 (0805)
ERJL08 (1206)
ERJL14 (1210)
ERJL12 (1812)
ERJL1D (2010)
ERJL1W (2512)
Power rating
(70 ℃)
(W)
*1
Resistance
tolerance
(%)
±1, ±5
±1, ±5
±1, ±5
±1, ±5
±1, ±5
±1, ±5
±1, ±5
Resistance
range
(Ω)
*2
(×10
-6
/K)
T.C.R.
Category
temperature
range(℃)
–55 to +125
–55 to +125
–55 to +125
–55 to +125
–55 to +125
–55 to +125
–55 to +125
AEC-
Q200
Grade
Grade 1
Grade 1
Grade 1
Grade 1
Grade 1
Grade 1
Grade 1
0.2
0.25
0.33
0.33
0.5
0.5
1
47 m to 100 m
47 m to 100 m
47 m to 100 m
20 m to 100 m
20 m to 100 m
40 m to 100 m
40 m to 100 m
±200
±100
±100
R < 47 mΩ : ±300
R ≥ 47 mΩ : ±100
*1: Use it on the condition that the case temperature is below the upper category temperature.
・ Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Power Rating × Resistance Value.
・ Overload Test Voltage (OTV) shall be determined from OTV=Specified Magnification (refer to performance) × RCW.
*2: Standard R.V. : 20 mΩ, 22 mΩ, 33 mΩ, 39 mΩ, 47 mΩ, 50 mΩ, 100 mΩ, Custom R.V. : Each 1 mΩ within upper range.
Rated load (%)
For resistors operated in ambient temperatures
above 70 ℃, power rating shall be derated in
accordance with the figure on the right.
Power derating curve
100
80
60
40
20
0
-55 ℃
70 ℃
155 ℃
125 ℃
0
20
40
60
80 100 120 140 160 180
-60 -40 -20
Ambient temperature (℃)
Construction
Protective coating
Alumina substrate
Electrode (Inner)
Electrode (Between)
Thick film resistive element
Electrode (Outer)
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
29-Jan-20
Thick Film Chip Resistors (Low Resistance Type)
Dimensions in mm (not to scale)
a
W
T
b
Part No.
ERJ2LW
ERJ2BW
ERJ2B
ERJ3LW
(5 mΩ)
ERJ3LW
(10 mΩ)
ERJ3BW
ERJ3R
ERJ3B
ERJL03
ERJ6LW
ERJ6BW
(10 to 13 mΩ)
Unit : mm
L
Dimensions
L
1.00±0.10
1.00±0.10
1.00±0.10
1.60±0.15
1.60±0.15
W
0.50+0.10/-0.05
0.50+0.10/-0.05
0.50+0.10/-0.05
0.80±0.15
0.80±0.15
a
0.25±0.10
0.24±0.10
0.20±0.10
0.50±0.20
0.40±0.20
b
0.25±0.10
0.24±0.10
0.27±0.10
0.50±0.20
0.40±0.20
T
0.40±0.05
0.35±0.05
0.35±0.05
0.55±0.10
0.55±0.10
Mass (Weight)
(g/1000pcs)
0.8
0.8
0.8
3
3
1.60±0.15
2.00±0.20
2.00±0.20
0.80+0.15/-0.05
1.25±0.20
1.25±0.20
0.30±0.20
0.63±0.20
0.55±0.20
0.60±0.20
0.30±0.15
0.63±0.20
0.55±0.20
0.60±0.20
0.45±0.10
0.70±0.10
0.65±0.10
2
6
6
ERJ6CW
ERJ6CW
ERJ6D
ERJ6R
ERJ6B
ERJL06
2.05±0.20
1.30±0.20
0.45±0.20
0.45±0.20
0.55±0.25
0.40±0.20
1.00±0.20
1.10±0.20
0.60±0.20
0.50±0.20
0.65±0.10
6
(15 to 30 mΩ)
2.00±0.20
2.00±0.20
3.20±0.20
3.20±0.20
3.20±0.20
1.25±0.10
1.25±0.10
1.60±0.20
1.60±0.20
1.60±0.20
0.40±0.20
0.40±0.20
1.00±0.20
1.10±0.20
0.60±0.20
0.50±0.20
0.60±0.10
0.60±0.10
0.65±0.10
0.65±0.10
0.65±0.10
0.60±0.10
5
5
13
13
13
10
ERJ8BW
(10 to 16 mΩ)
ERJ8CW
ERJ8CW
ERJ8R
ERJ8B
ERJL08
ERJ14R
ERJ14B
ERJL14
ERJ12R
ERJL12
ERJ12Z
ERJL1D
ERJ1TR
ERJL1W
(18 to 50 mΩ)
3.20+0.05/-0.20 1.60+0.05/-0.15
3.20±0.20
4.50±0.20
5.00±0.20
6.40±0.20
6.40±0.20
2.50±0.20
3.20±0.20
2.50±0.20
3.20±0.20
3.20±0.20
0.50±0.20
0.50±0.20
0.60±0.20
0.65±0.20
0.65±0.20
0.50±0.20
0.50±0.20
0.60±0.20
0.60±0.20
1.30±0.20
0.60±0.10
0.60±0.10
0.60±0.10
0.60±0.10
1.10±0.10
16
27
27
45
79
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
29-Jan-20
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