Metal Film (Thin Film) Chip Resistors, High Reliability Type
Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
&
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3
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5
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7
8
9
10
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11
Metal Film
Chip Resistors
Product Code Size, Power Rating
Type: inch Power Rating
0.063 W
0.1 W
0.125 W
0.25 W
Temperature Coefficient
Code
R
P
E
H
K
±10L10–6/°C
±15L10–6/°C
±25L10–6/°C
±50L10–6/°C
±100L10–6/°C
Resistance Tolerance
Code
W
B
C
D
Tolerance
±0.05 %
±0.1 %
±0.25 %
±0.5 %
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 k?
Packaging Methods
Code
X
V
Packaging Type
T.C.R.
2A : 0402
3A : 0603
6A : 0805
8A : 1206
Punched Carrier Taping
2 mm pitch, 10,000 pcs.
Punched CarrierTaping
4 mm pitch, 5,000 pcs.
ERA2A
ERA3A
ERA6A
ERA8A
&
1
3
2
"
3
4
"
5
&
6
#
7
8
9
11
7
12
Metal Film
Chip Resistors
Product Code Size, Power Rating
Type: inch Power Rating
0.063 W
0.1 W
0.125 W
0.25 W
Temperature Coefficient
Code
R
P
E
H
K
±10L10–6/°C
±15L10–6/°C
±25L10–6/°C
±50L10–6/°C
±100L10–6/°C
Resistance Tolerance
Code
W
B
C
D
Tolerance
±0.05 %
±0.1 %
±0.25 %
±0.5 %
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 k?
Packaging Methods
Code
X
V
Packaging Type
T.C.R.
2A : 0402
3A : 0603
6A : 0805
8A : 1206
Punched Carrier Taping
2 mm pitch, 10,000 pcs.
Punched CarrierTaping
4 mm pitch, 5,000 pcs.
ERA2A
ERA3A
ERA6A
ERA8A
10
Metal Film (Thin Film) Chip Resistors,
High Reliability Type
0402, 0603, 0805, 1206
Type: ERA 2A, 3A, 6A, 8A
■ Features
● High 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 Coeffi cient of Resistance
● High performance ......... Low current noise, excellent linearity
● Reference Standard ...... IEC 60115-8, JIS C 5201-8, EIAJ RC-2133B
● RoHS compliant
■ Explanation of Part Numbers
● E24 Series
● E96 Series and other Resistance values
■ Packaging Methods, Land Pattern, Soldering Conditions and Safety Precautions
Please see Data Files
note : Duplicated resistance values as E24 series part
numbers shall follow E24 part numbers.
(apply three digit resistance value)
Oct. 201304
8
Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Metal Film (Thin Film) Chip Resistors, High Reliability Type
–40 –20 0 20 40 60 80 100 120 140 160
0180–60
85 °C
–55 °C
20
40
60
80
100
Rated Load (%)
Ambient Temperature (°C)
155 °C
a
b
t
W
L
(1) Rated Continuous Working Voltage (RCWV) shall be de ter mined from RCWV=√Rated Power × Re sis tance Values, or Limiting Element Voltage
list ed above, whichever less.
(2) Overload (Short-time Overload) Test Voltage (SOTV) shall be de termined from SOTV=2.5 × Power Rating or max. Over load Volt age list ed above
which ev er 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)
■ Ratings
Power Derating Curve
For resistors operated in ambient temperatures above
85 °C, power rating shall be derated in ac cor dance
with the fi gure on the right.
Type
(inch size)
Power
Rating
at 85 °C
(W)
Limiting
Element
Voltage(1)
(V)
Maximum
Overload
Voltage(2)
(V)
Type
(detail)
Resistance
Tolerance
(%)
T.C.R.
(×10–6/°C)
Resistance
Range
(3)(4)
(Ω)
Category
Temperature
Range
(°C)
ERA2A
(0402) 0.063 25 50
ERA2AKD ±0.5 ±100
10 to 46.4 (E24, E96)
–55 to +155
ERA2AED ±0.5 ±25
47 to 100 k (E24, E96)
ERA2AEB ±0.1
ERA2APB ±0.1 ±15
200 to 47 k (E24, E96)
ERA2ARC ±0.25 ±10
200 to 47 k (E24, E96)
ERA2ARB ±0.1
ERA3A
(0603) 0.1 75 150
ERA3AHD ±0.5 ±50
10 to 46.4 (E24, E96)
ERA3AED ±0.5 ±25
47 to 330 k (E24, E96)
ERA3AEB ±0.1
ERA3APB ±0.1 ±15
470 to 100 k (E24, E96)
ERA3ARB ±0.1 ±10
1 k to 100 k (E24, E96)
ERA3ARW ±0.05
ERA6A
(0805) 0.125 100 200
ERA6AHD ±0.5 ±50
10 to 46.4 (E24, E96)
ERA6AED ±0.5 ±25
47 to 1 M (E24, E96)
ERA6AEB ±0.1
ERA6APB ±0.1 ±15
470 to 100 k (E24, E96)
ERA6ARB ±0.1 ±10
1 k to 100 k (E24, E96)
ERA6ARW ±0.05
ERA8A
(1206) 0.25 150 300
ERA8AHD ±0.5 ±50
10 to 46.4 (E24, E96)
ERA8AED ±0.5 ±25
47 to 1 M (E24, E96)
ERA8AEB ±0.1
ERA8APB ±0.1 ±15
470 to 100 k (E24, E96)
ERA8ARB ±0.1 ±10
1 k to 100 k (E24, E96)
ERA8ARW ±0.05
■ Dimensions in mm (not to scale)■ Construction
Protective coating
Alumina substrate Electrode (Inner)
Electrode
(Between)
High reliability
metal film Electrode (Outer)
Type
(inch size)
Dimensions (mm)
Mass (Weight)
[g/1000 pcs.]
LWa b t
ERA2A
(0402) 1.00±0.10 0.50+0.10 0.15±0.10 0.25±0.10 0.35±0.05 0.6
ERA3A
(0603) 1.60±0.20 0.80±0.20 0.30±0.20 0.30±0.20 0.45±0.10 2
ERA6A
(0805) 2.00±0.20 1.25±0.10 0.40±0.25 0.40±0.25 0.50±0.10 4
ERA8A
(1206) 3.20±0.20 1.60+0.05 0.50±0.25 0.50±0.25 0.60±0.10 8
–0.05
–0.15
Oct. 201304
9
Mouser Electronics
Authorized Distributor
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