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E011402 Datasheet, PDF (1/1 Pages) HOKURIKU ELECTRIC INDUSTRY CO.,LTD – Flat Type Extremely-Low Resistance Chip Resistor
Flat Type Extremely-Low Resistance Chip Resistor
【Model Number】
ECR**
【Features】
Hokuriku Electric Industry Co.,Ltd
■Extremely-low resistance (50mΩ~) chip resistor for current detection
■Reflow, Flow solderings are applicable.
■Europe RoHS compliant product.
【Dimensions】
Model No.
ECR20
ECR32
ECR50
L
W
t
2.00 +0.20/-0.10 1.25 +0.20/-0.10 0.50 +0.15/-0.05
3.20±0.10
1.60±0.10
0.55±0.10
5.00±0.15
2.50±0.15
0.56±0.15
c
0.40±0.20
0.40±0.20
0.25±0.25
(Unit: mm)
d
0.40±0.20
0.55±0.10
0.60±0.25
【Designation】
ECR20 -
①
①Model No.
Model No. Size
ECR20
2012
ECR32
3216
ECR50
5025
R051 J V
②
③④
②Resistance Value
Marking Resistance
ï¼²051
51mΩ
R051=51mΩ
R is decimal point.
③Resistance Tolerance
Symbol Tolerance
F
±1.0%
J
±5.0%
【Specification】
Model No. Rated power (W) at 70℃ Tolerance
Range (Ω)
ECR20
0.250
F (±1.0%)
J (±5.0%)
0.05~0.091
ECR32
0.500
F (±1.0%)
J (±5.0%)
0.05~0.091
ECR50
1.000
F (±1.0%)
J (±5.0%)
0.05~0.091
* Operating temperature range: -55~+155 ℃
TCR (ppm/℃)
±100
±100
±100
③Packing Form
Symbol
Form
V
Paper tape
ï¼¥
Emboss tape
B
Bulk
【Structure】
No.
Element Name
1
Ceramic substrate
34
2
Bottom electrode
6
8
3
Conductor
4
Protective coat Ⅰ
1
5
5
Side electrode
7
6
Cu plating
7
Ni plating
2
8
Sn plating
* Design・specification are subject to change without prior notice. Please check before purchase and use.
HOKURIKU