Metal Film (Thin Film) Chip Resistors, High Reliability

Metal Film (Thin Film) Chip Resistors, High Reliability Type
Metal Film (Thin Film) Chip Resistors,
High Reliability Type
Type: ERA 1A, 2A, 3A, 6A, 8A
Features
reliability ................ Stable at high temperature and humidity
(85 °C 85 %RH rated load, Category temperature range : –55 to +155 °C)
● High accuracy ............... Small resistance tolerance and Temperature Coefficient of Resistance
● High performance ......... Low current noise, excellent linearity
● Reference Standard ...... IEC 60115-8, JIS C 5201-8, EIAJ RC-2133B
● AEC-Q200 qualified
● RoHS compliant
● High
■ As for Packaging Methods, Land Pattern, Soldering Conditions and Safety Precautions,
Please see Data Files
Explanation of Part Numbers
● E24
Series
Product Code
Metal Film
Chip Resistors
1
2
3
4
5
6
7
8
9
10
11
E
R
A
3
A
E
B
1
0
2
V
Size, Power Rating
Code Inch Power Rating
0.05 W
1A
0201
0.063 W
2A
0402
0.1 W
3A
0603
0.125 W
6A
0805
0.25 W
8A
1206
Resistance Tolerance
Code
Tolerance
W
±0.05 %
B
±0.1 %
C
±0.25 %
D
±0.5 %
Temperature Coefficient
T.C.R.
Code
±10×10–6/°C
R
±15×10–6/°C
P
±25×10–6/°C
E
±50×10–6/°C
H
±100×10–6/°C
K
Packaging Methods
Code
C
X
V
Packaging
Pressed Carrier Taping
2 mm pitch, 15000 pcs.
Punched Carrier Taping
2 mm pitch, 10000 pcs.
Part No.
Punched CarrierTaping
4 mm pitch, 5000 pcs.
ERA3A
ERA6A
ERA8A
ERA1A
ERA2A
Resistance Value
Consist of three figures for E24 series resistance value.
The first two digits are significant figures of resistance
and the third one denotes number of zeros following.
(example) 102 : 1 kΩ
● E96
Series and other Resistance values
Product Code
Metal Film
Chip Resistors
1
2
3
4
5
6
7
8
9
10
11
12
E
R
A
3
A
E
B
1
0
5
1
V
Size, Power Rating
Code Inch Power Rating
0.05 W
1A
0201
0.063 W
2A
0402
0.1 W
3A
0603
0.125 W
6A
0805
0.25 W
8A
1206
Temperature Coefficient
T.C.R.
Code
±10×10–6/°C
R
±15×10–6/°C
P
±25×10–6/°C
E
±50×10–6/°C
H
±100×10–6/°C
K
Resistance Tolerance
Code
Tolerance
W
±0.05 %
B
±0.1 %
C
±0.25 %
D
±0.5 %
Packaging Methods
Code
C
X
V
Packaging
Pressed Carrier Taping
2 mm pitch, 15000 pcs.
Punched Carrier Taping
2 mm pitch, 10000 pcs.
Part No.
Punched CarrierTaping
4 mm pitch, 5000 pcs.
ERA3A
ERA6A
ERA8A
ERA1A
ERA2A
Resistance Value
Consist of four figures for E96 series resistance value.
The first three digits are significant figures of resistance
and the fourth one denotes number of zeros following.
(example) 1051 : 1.05 kΩ
note : Duplicated resistance values as E24 series part
numbers shall follow E24 part numbers.
(apply three digit resistance value)
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.
08
Apr. 2015
Metal Film (Thin Film) Chip Resistors, High Reliability Type
Construction
Dimensions in mm (not to scale)
L
a
Protective coating
W
Electrode (Inner)
Alumina substrate
t
b
Electrode
(Between)
High reliability
metal film
Electrode (Outer)
Dimensions (mm)
Part No.
(inch size)
ERA1A
(0201)
ERA2A
(0402)
ERA3A
(0603)
ERA6A
(0805)
ERA8A
(1206)
L
±0.03
0.60
±0.10
1.00
W
±0.03
1.25
3.20
±0.10
0.50
0.80
±0.20
0.15
+0.10
–0.05
±0.20
2.00
b
±0.05
0.30
±0.20
1.60
a
0.15
±0.20
0.30
±0.10
0.40
+0.05
–0.15
±0.05
0.25
±0.10
±0.20
0.30
±0.25
0.40
±0.25
1.60
0.15
0.50
Mass (Weight)
[g/1000 pcs.]
t
0.23
±0.03
0.14
0.35
±0.05
0.6
2
±0.20
0.45
±0.10
±0.25
0.50
±0.10
4
0.60
±0.10
8
±0.25
0.50
Ratings
Power
Part No.
Rating
(inch size) at 85 °C
(W)
ERA1A
(0201)
ERA2A
(0402)
ERA3A
(0603)
ERA6A
(0805)
ERA8A
(1206)
0.05
0.063
0.1
0.125
0.25
Limiting
Element
(1)
Voltage
(V)
Maximum
Overload
(2)
Voltage
(V)
25
50
50
75
100
150
100
150
200
300
Part No.
(detail)
ERA1AEB
ERA1AEC
ERA2AKD
ERA2AED
ERA2AEB
ERA2APB
ERA2ARC
ERA2ARB
ERA3AHD
ERA3AED
ERA3AEB
ERA3APB
ERA3ARB
ERA3ARW
ERA6AHD
ERA6AED
ERA6AEB
ERA6APB
ERA6ARB
ERA6ARW
ERA8AHD
ERA8AED
ERA8AEB
ERA8APB
ERA8ARB
ERA8ARW
±0.1
±0.25
±0.5
±0.5
±0.1
±0.1
±0.25
±0.1
±0.5
±0.5
±0.1
±0.1
±0.1
±0.05
±0.5
±0.5
±0.1
±0.1
±0.1
±0.05
±0.5
±0.5
±0.1
±0.1
±0.1
±0.05
Category
Temperature
Range
(°C)
Resistance
(3)(4)
Range
(Ω)
Resistance
T.C.R.
Tolerance
(×10 –6/°C)
(%)
±25
100 to 10 k (E24, E96)
±100
10 to 46.4 (E24, E96)
±25
47 to 100 k (E24, E96)
±15
200 to 47 k (E24, E96)
±10
200 to 47 k (E24, E96)
±50
10 to 46.4 (E24, E96)
±25
47 to 330 k (E24, E96)
±15
470 to 100 k (E24, E96)
±10
1 k to 100 k (E24, E96)
±50
10 to 46.4 (E24, E96)
±25
47 to
–55 to +155
1 M (E24, E96)
±15
470 to 100 k (E24, E96)
±10
1 k to 100 k (E24, E96)
±50
10 to 46.4 (E24, E96)
±25
47 to
1 M (E24, E96)
±15
470 to 100 k (E24, E96)
±10
1 k to 100 k (E24, E96)
(1) Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Rated Power × Resistance Values, or Limiting Element Voltage
listed above, whichever less.
(2) Overload (Short-time Overload) Test Voltage (SOTV) shall be determined from SOTV=2.5 × RCWV or max. Overload Voltage listed above whichever less.
(3) E192 series resistance values are also available. Please contact us for details.
(4) Duplicated resistance values between E96, E192 and E24 series shall follow E24 Part Numbers. (apply three digit resistance value)
–55 °C
100
Rated Load (%)
Power Derating Curve
For resistors operated in ambient temperatures above
85 °C, power rating shall be derated in accordance
with the figure on the right.
85 °C
80
60
40
20
0
–60 –40 –20
155 °C
0
20
40
60
80 100 120 140 160 180
Ambient Temperature (°C)
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.
08
Apr. 2015