Low Ohms(RUT Series)
Feature
•Under
1 ohms, precision resistance.
•Both
flow and reflow soldering are applicable.
•High
Power with Low TCR.
•100%
Lead Free Products (PbO not used).
•RoHS
Complaint.
Specification
Type
RUT1005
RUT1608
RUT2012
Power
Rating
(W)
1/10
(0.1)
(0.125)
(0.25)
(0.33)
(0.50)
(0.66)
(1.0)
Working
Current
(A, MAX)
TCR (ppm/
℃
)
Resistance Range (
Ω
)
Rated
Rated
Working
Ambient
Temperature Temperature
Operation
Notes
Example of land
Pattern Design
1/8
1/4
1/3
1/2
2/3
1
Application
•Current
Sensing.
•PCM
of Battery Pack.
•Power
supplying part, DC power charger, adapter.
•Mobile
Phone, HDD, DSC, LCD.
RUT3216
RUT3225
RUT5025
RUT6432
√
(P/R)
±150
0.1~0.98
70℃
-55~+155℃
Recommended
Soldering Conditions
General Structure
General
Structure and Dimensions
•Rated
Current (A) = Rated power(W)/Nominal resistance value (Ω)
Rated Current should be lower than (MAX) working Current.
√
Precision
Power Derating Curve
The rated power is the maximum continuous loading
power at 70
℃
ambient temperature.
For ambient temperature above 70
℃
, the loading power
follows the below power derating curve.
H
I
2
<Side View>
(UNIT: mm)
Marking
Jumper
Low ohms
(RUT Series)
Ultra Low ohms
(RU Series)
Ultra Low Ohms
(RUK Series)
Ultra Low Ohms
(RJ Series)
Arrays
(CONVEX Type)
Arrays
(CONCAVE Type)
Arrays
(FLAT Type)
Anti-Sulfur
Resistors
Attenuator
Characteristics
Performance
Packaging
Standard
Resistance Value
R100
l
1
L
<Top View>
W
4 digits indication
- R means decimal point.
- Other digits represent
the significant value.
- Example : R100
R100 = .100 = 0.100Ω
=0.1Ω or 100 mΩ
100
Percentage of the rated
dissipation(%)
80
60
Operation area
40
20
-55
0
-30
0
30
60
70
90
120
155
150
Type
RUT1005
RUT1608
RUT2012
RUT3216
RUT3225
RUT5025
RUT6432
Inch
0402
0603
0805
1206
1210
2010
2512
L
1.00
±0.05
1.60
±0.10
2.00
±0.15
3.20
±0.15
3.20
±0.20
5.00
±0.20
6.30
±0.20
W
0.50
±0.05
0.80
±0.10
1.25
±0.15
1.60
±0.15
2.55
±0.20
2.50
±0.20
3.20
±0.20
H
0.35
±0.05
0.45
±0.10
0.50
±0.10
0.55
±0.10
0.55
±0.10
0.55
±0.10
0.55
±0.10
I
1
0.20
±0.10
0.30
±0.20
0.40
±0.20
0.45
±0.20
0.45
±0.20
0.60
±0.20
0.60
±0.20
I
2
0.25
±0.10
0.35
±0.10
0.35
±0.20
0.40
±0.20
0.40
±0.20
0.60
±0.20
0.60
±0.20
Average
Weight
0.6㎎
2.1㎎
4.9㎎
9.5㎎
16㎎
26㎎
41㎎
R100
Ambient Temperature(℃)
Resistance Value Table
Code Value
(
Ω
)
R100 0.1
R102 0.102
R105 0.105
R107 0.107
R110 0.11
R113 0.113
R115 0.115
R118 0.118
R120 0.12
R121 0.121
R124 0.124
R127 0.127
R130 0.13
R133 0.133
R137 0.137
R140 0.14
R143 0.143
R147 0.147
R150 0.15
Value Tol
Value Tol
Value Tol
Value Tol
Value Tol
Tol
(%)
Code
(
Ω
) (%)
Code
(
Ω
) (%)
Code
(
Ω
) (%)
Code
(
Ω
) (%)
Code
(
Ω
) (%)
±1, ±5
±1
±1
±1
±1, ±5
±1
±1
±1
±1, ±5
±1
±1
±1
±1, ±5
±1
±1
±1
±1
±1
±1, ±5
R154
R158
R160
R162
R165
R169
R174
R178
R180
R182
R187
R191
R196
R200
R205
R210
R215
R220
R221
0.154
0.158
0.16
0.162
0.165
0.169
0.174
0.178
0.180
0.182
0.187
0.191
0.196
0.200
0.205
0.21
0.215
0.22
0.221
±1
±1
±1, ±5
±1
±1
±1
±1
±1
±1, ±5
±1
±1
±1
±1
±1, ±5
±1
±1
±1
±1, ±5
±1
R226
R232
R237
R240
R243
R249
R255
R261
R267
R270
R274
R280
R287
R294
R300
R301
R309
R316
R324
0.226 ±1 R330 0.33 ±1, ±5
0.232 ±1 R332 0.332 ±1
0.237 ±1 R340 0.34 ±1
0.24 ±1, ±5 R348 0.348 ±1
0.243 ±1 R357 0.357 ±1
0.249 ±1 R360 0.36 ±1, ±5
0.255 ±1 R365 0.365 ±1
0.261 ±1 R374 0.374 ±1
0.267 ±1 R383 0.383 ±1
0.27 ±1, ±5 R390 0.39 ±1, ±5
0.274 ±1 R392 0.392 ±1
0.28 ±1 R402 0.402 ±1
0.287 ±1 R412 0.412 ±1
0.294 ±1 R422 0.422 ±1
0.3 ±1, ±5 R430 0.43 ±1, ±5
0.301 ±1 R432 0.432 ±1
0.309 ±1 R442 0.442 ±1
0.316 ±1 R453 0.453 ±1
0.324 ±1 R464 0.464 ±1
R470
R475
R487
R499
R510
R511
R523
R536
R549
R560
R562
R576
R590
R604
R619
R620
R634
R649
R665
0.47
0.475
0.487
0.499
0.51
0.511
0.523
0.536
0.549
0.56
0.562
0.576
0.59
0.604
0.619
0.62
0.634
0.649
0.665
±1, ±5
±1
±1
±1
±1, ±5
±1
±1
±1
±1
±1, ±5
±1
±1
±1
±1
±1
±1, ±5
±1
±1
±1
R680
R681
R698
R715
R732
R750
R768
R787
R806
R820
R825
R845
R866
R887
R909
R910
R931
R953
R976
0.68
0.681
0.698
0.715
0.732
0.75
0.768
0.787
0.806
0.82
0.825
0.845
0.866
0.887
0.909
0.91
0.931
0.953
0.976
±1, ±5
±1
±1
±1
±1
±1, ±5
±1
±1
±1
±1, ±5
±1
±1
±1
±1
±1
±1, ±5
±1
±1
±1
Parts Numbering System
•The
part number system shall be in the following format
RUT
Code Designation
2012
Dimension & Size Code
1005: 1.0×0.5(㎜) - 0402(inch)
1608: 1.6×0.8(㎜) - 0603(inch)
2012: 2.0×1.2(㎜) - 0805(inch)
3216: 3.2×1.6(㎜) - 1206(inch)
3225: 3.2×2.5(㎜) - 1210(inch)
5025: 5.0×2.5(㎜) - 2010(inch)
6432: 6.4×3.2(㎜) - 2512(inch)
J
Tolerance
R100
Resistance Value
CS
Packaging Code
RUT: Current
Sensing Resistor
Top Mounting
(Face-up)
F: ±1%
G: ±2%
J: ±5%
4-digit coding system
CS: Tape & Reel 7"
ES : Tape & Reel 10"
AS: Tape & Reel 13"
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The specifications and designs contained herein may be subject to change without notice.
Please contact our sales representatives or product engineers before order.
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