Panasonic ERJM03NF10MV Low resistance value chip resistor Datasheet

Low Resistance Value Chip Resistors
Low Resistance Value Chip Resistors(Current Sensing Resistors)
0603, 2512
Type:
ERJM03
ERJM1W
■ Features
●
●
●
●
●
●
Low resistance values and high precision(1 mΩ to 20 mΩ)
Stable resistance not influenced by measurement position
High heat emission
Low profile, strong body
Inductance less than 1.0 nH for the metal plate structure
RoHS compliant
■ Packaging Methods, Land Pattern, Soldering Conditions and Safety Precautions
Please see Data Files
■ Explanation of Part Numbers
● ERJM03
1
2
3
4
5
6
7
8
9
10
11
12
&
3
+
.
/
'
.
7
Size, Power Rating
Type: inch Power R.
M03 : 0603
0.25 W
Product Code
Thick Film
Chip Resistors
Packaging Methods
Packaging
Resistance Tolerance
Type
Code
N General type
Code
F
J
Tolerance
±1%
±5%
Code
V
Punched Carrier Taping
4 mm pitch, 5,000 pcs.
Resistance Value
Shown by 3 digits or letters.
Decimal point is expressed by M as 10 m?=10M
● ERJM1W
1
2
3
4
5
6
7
8
9
10
11
12
&
3
+
.
8
4
'
.
6
Product Code
Thick Film
Chip Resistors
Size, Power Rating
Type: inch Power R.
M1W : 2512
1W
Type
Code
S General type
T Wide terminal type
Resistance Tolerance
Code
F
J
Tolerance
±1%
±5%
Packaging Methods
Packaging
Embossed Carrier Taping
U
4 mm pitch, 3,000 pcs.
Code
Resistance Value
Shown by 3 digits or letters.
Decimal point is expressed by M as 3 m?=3M0, 10 m?=10M
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.
01 Aug. 2012
14
Low Resistance Value Chip Resistors
■ Construction
● ERJM03
● ERJM1W
Terminal; Plated Metal
Terminal; Plated Metal
Resistive Body; Alloy Plate
Resistive Body; Alloy Plate
Protective coating; Resin
Protective coating; Resin
■ Dimensions in mm (not to scale)
● ERJM1W
a
T
T
● ERJM03
a
L
Type
(inch size)
ERJM03N
(0603)
W
b
W
L
Dimensions (mm)
L
W
T
a
b
1.60±0.15 0.8±0.15 0.35±0.10 0.45±0.15 0.65±0.15
Mass (Weight)
[g/1000 pcs.]
Type
1.7
S Type
Dimensions (mm)
Type
(inch size)
ERJM1WS
(2512)
ERJM1WT
T Type
(2512)
L
6.40
W
±0.25
70
±0.30
90
1.00
±0.25
0.80
±0.40
Mass (Weight)
[g/1000 pcs.]
a
±0.25
3.20
6.40
T
±0.30
2.10
■ Ratings
Type
Power Rating
Standard
(inch size) at 70 °C (W) Resistance (mΩ)
ERJM03N
(0603)
0.25
1
ERJM1WT
(2512)
10
3, 4
ERJM1WS
(2512)
Resistance
Tolerance (%)
5, 6, 10, 15, 20
T.C.R.
(×10 -6/°C)
Category
Temperature
Range (°C)
Circuit board of use
±100
–55 to +155
–
–55 to +170
You should use the aluminum
substrate when the added
wattage exceeds 0.5 W.
±350
F: ±1, J: ±5
±100
1, 1.5
350±100
2, 3, 4
100±50
✽ Please contact the factory for other values and the range
Power Derating Curve
For resistors operated in ambient temperatures above
70 °C, power rating shall be derated in accordance
with the figure on the right.
120
Rated Load (%)
100
70 °C
80
ERJM1W
60
ERJM03
40
20
0
–55 –40
170 °C
155 °C
0
40
80
120
160
200
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.
01 Aug. 2012
15
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