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1.8ohm Chip SMD Resistors:

254 Products Found
We offer a wide range of Metal Film, Metal Foil, and Thick Film chip SMD resistors, with resistance values from 0.003Ω to 50GΩ and power ratings from 30mW to 50W.

How do I choose a chip SMD resistor?

Chip SMD resistors are commonly used for pull-up/pull-down operations to ensure a signal is at valid logic level when external devices are removed, voltage divisions, current limiting, and filtering signals at certain frequencies in high-pass/low-pass/band-pass filters. You can use 0Ω resistors as jumpers to disable a sub-section of a circuit. There are three kinds of Chip SMD Resistors:

  1. Thin Film or Metal Film resistors are used in high precision applications like audio, medical, or test equipment. They have lower variation (0.1%-2%), a lower temperature coefficient (5 ppm/K), and are less noisy compared to thick film resistors. However, they are more expensive.
  2. Thick Film resistors are the most common type of resistor, and are used for most applications. They have higher variation (1%-5%), a higher temperature coefficient (50 ppm/K), and are noisier than thin film resistors. If there are no specific performance requirements, thick film resistors are usually the preferred choice.
  3. There are also Metal Foil resistors which provide high rated power and excellent load life stability along with extremely low Temperature Coefficient of Resistance (TCR).

SMD resistor sizes

The shape and size of chip SMD resistors are standardized, with most manufacturers using the JEDEC standards. The size of chip SMD resistors is indicated by a numerical code, such as 0603. This code contains the length and width of the package. So, the imperial code 0603 indicates a length of 0.060" and a width of 0.030".

Although SMD package codes can be given in either imperial or metric units, the imperial code is used more often to indicate the package size. Confusingly, even when the imperial naming convention is used, the metric dimensions are often used during the design of the printed circuit boards (PCBs). In general, you can assume the code is in imperial units, but the dimensions used are in mm. The SMD resistor size used depends primarily on the required power rating, the minimum feature size of the PCB manufacturing, and the limitations of the pick-and-place equipment.

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3496317

RoHS

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0244
100+
CHF 0.0236
500+
CHF 0.0223
1000+
CHF 0.021
2500+
CHF 0.0204
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 5%
250mW
1206 [3216 Metric]
Thick Film
General Purpose
RC_L Series
± 200ppm/°C
200V
3.1mm
1.6mm
-55°C
155°C
-
3231022

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
5+
CHF 0.765
50+
CHF 0.763
250+
CHF 0.675
500+
CHF 0.573
Min: 5 / Mult: 5
1.8ohm
± 5%
5W
4320 [11050 Metric]
Thick Film
High Power
3550 Series
± 200ppm/°C
300V
11mm
5mm
-55°C
155°C
-
3230554

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.561
100+
CHF 0.488
500+
CHF 0.444
Min: 10 / Mult: 10
1.8ohm
± 1%
4W
2817 [7143 Metric]
Thick Film
High Power
3540 Series
± 200ppm/°C
250V
7.1mm
4.2mm
-55°C
155°C
-
3781917

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.360
100+
CHF 0.220
500+
CHF 0.168
1000+
CHF 0.142
2500+
CHF 0.141
Min: 10 / Mult: 10
1.8ohm
± 1%
1W
0612 [1632 Metric]
Thick Film
High Power
ERJ-B2 Series
± 100ppm/K
200V
1.6mm
3.2mm
-55°C
155°C
AEC-Q200
3828847

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
1+
CHF 1.400
10+
CHF 1.270
25+
CHF 1.120
50+
CHF 0.987
100+
CHF 0.891
More Pricing...
Min: 1 / Mult: 1
1.8ohm
± 5%
7W
SMD
Wirewound
High Power
SM Series
± 200ppm/°C
750V
-
-
-55°C
200°C
-
3643418

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0903
100+
CHF 0.0444
500+
CHF 0.0344
2500+
CHF 0.0255
5000+
CHF 0.0216
Min: 10 / Mult: 10
1.8ohm
± 5%
100mW
0402 [1005 Metric]
Thick Film
High Temperature
ERJ-H2G Series
-100ppm/°C to +600ppm/°C
50V
1.02mm
0.5mm
-55°C
175°C
AEC-Q200
3643418RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
CHF 0.0344
2500+
CHF 0.0255
5000+
CHF 0.0216
Min: 500 / Mult: 10
1.8ohm
± 5%
100mW
0402 [1005 Metric]
Thick Film
High Temperature
ERJ-H2G Series
-100ppm/°C to +600ppm/°C
50V
1.02mm
0.5mm
-55°C
175°C
AEC-Q200
3496317RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
CHF 0.0223
1000+
CHF 0.021
2500+
CHF 0.0204
5000+
CHF 0.0107
Min: 500 / Mult: 10
1.8ohm
± 5%
250mW
1206 [3216 Metric]
Thick Film
General Purpose
RC_L Series
± 200ppm/°C
200V
3.1mm
1.6mm
-55°C
155°C
-
3231119

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
5+
CHF 1.580
50+
CHF 1.120
250+
CHF 0.987
500+
CHF 0.895
Min: 5 / Mult: 5
1.8ohm
± 1%
6W
4527 [11470 Metric]
Thick Film
High Power
3560 Series
± 200ppm/°C
300V
11.6mm
6.85mm
-55°C
155°C
-
3646103RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
500+
CHF 0.0466
1000+
CHF 0.0427
2500+
CHF 0.0404
Min: 500 / Mult: 10
1.8ohm
± 5%
250mW
0603 [1608 Metric]
Thick Film
High Temperature
ERJ-H3Q Series
± 200ppm/°C
-
1.6mm
0.85mm
-55°C
175°C
AEC-Q200
3230554RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CHF 0.488
500+
CHF 0.444
Min: 100 / Mult: 5
1.8ohm
± 1%
4W
2817 [7143 Metric]
Thick Film
High Power
3540 Series
± 200ppm/°C
250V
7.1mm
4.2mm
-55°C
155°C
-
3646103

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0756
100+
CHF 0.0505
500+
CHF 0.0466
1000+
CHF 0.0427
2500+
CHF 0.0404
Min: 10 / Mult: 10
1.8ohm
± 5%
250mW
0603 [1608 Metric]
Thick Film
High Temperature
ERJ-H3Q Series
± 200ppm/°C
-
1.6mm
0.85mm
-55°C
175°C
AEC-Q200
3231119RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
CHF 1.120
250+
CHF 0.987
500+
CHF 0.895
Min: 100 / Mult: 1
1.8ohm
± 1%
6W
4527 [11470 Metric]
Thick Film
High Power
3560 Series
± 200ppm/°C
300V
11.6mm
6.85mm
-55°C
155°C
-
3231022RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
CHF 0.763
250+
CHF 0.675
500+
CHF 0.573
Min: 100 / Mult: 5
1.8ohm
± 5%
5W
4320 [11050 Metric]
Thick Film
High Power
3550 Series
± 200ppm/°C
300V
11mm
5mm
-55°C
155°C
-
3781917RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CHF 0.220
500+
CHF 0.168
1000+
CHF 0.142
2500+
CHF 0.141
Min: 100 / Mult: 10
1.8ohm
± 1%
1W
0612 [1632 Metric]
Thick Film
High Power
ERJ-B2 Series
± 100ppm/K
200V
1.6mm
3.2mm
-55°C
155°C
AEC-Q200
3828847RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CHF 0.891
300+
CHF 0.795
Min: 100 / Mult: 1
1.8ohm
± 5%
7W
SMD
Wirewound
High Power
SM Series
± 200ppm/°C
750V
-
-
-55°C
200°C
-
2695111

RoHS

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0178
100+
CHF 0.0159
500+
CHF 0.011
1000+
CHF 0.0075
2500+
CHF 0.0057
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 1%
250mW
1206 [3216 Metric]
Thick Film
General Purpose
-
-200ppm/°C to +400ppm/°C
200V
3.2mm
1.6mm
-55°C
155°C
-
2476358RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
CHF 0.273
500+
CHF 0.257
1000+
CHF 0.245
2000+
CHF 0.220
4000+
CHF 0.203
Min: 100 / Mult: 10
1.8ohm
± 5%
3W
2512 [6432 Metric]
Thick Film
High Power
3522 Series
-
250V
6.35mm
3.2mm
-55°C
155°C
-
2694674

RoHS

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0061
100+
CHF 0.0057
500+
CHF 0.0054
1000+
CHF 0.0044
2500+
CHF 0.0025
Min: 10 / Mult: 10
1.8ohm
± 1%
100mW
0603 [1608 Metric]
Thick Film
General Purpose
-
-200ppm/°C to +400ppm/°C
75V
1.6mm
0.85mm
-55°C
155°C
-
3231303

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
5+
CHF 1.320
50+
CHF 0.996
250+
CHF 0.868
500+
CHF 0.693
Min: 5 / Mult: 5
1.8ohm
± 5%
6W
4527 [11470 Metric]
Thick Film
High Power
3560 Series
± 200ppm/°C
300V
11.6mm
6.85mm
-55°C
155°C
-
1750881

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0649
100+
CHF 0.0466
500+
CHF 0.0421
1000+
CHF 0.0353
2500+
CHF 0.033
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 5%
500mW
1210 [3225 Metric]
Thick Film
High Power, Anti-Surge
ERJ-P14 Series
-100ppm/°C to +600ppm/°C
200V
3.2mm
2.5mm
-55°C
155°C
AEC-Q200
9237151

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0131
100+
CHF 0.0117
500+
CHF 0.0113
1000+
CHF 0.0108
2500+
CHF 0.0106
Min: 10 / Mult: 10
1.8ohm
± 1%
125mW
0805 [2012 Metric]
Thick Film
General Purpose
RC_L Series
± 200ppm/°C
150V
2mm
1.25mm
-55°C
155°C
-
1750801

RoHS

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0432
100+
CHF 0.0261
500+
CHF 0.0248
1000+
CHF 0.0234
2500+
CHF 0.0215
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 5%
660mW
1206 [3216 Metric]
Thick Film
High Power, Anti-Surge
ERJ-P08 Series
-100ppm/°C to +600ppm/°C
500V
3.2mm
1.6mm
-55°C
155°C
AEC-Q200
2476358

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.331
100+
CHF 0.273
500+
CHF 0.257
1000+
CHF 0.245
2000+
CHF 0.220
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 5%
3W
2512 [6432 Metric]
Thick Film
High Power
3522 Series
-
250V
6.35mm
3.2mm
-55°C
155°C
-
3548811

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
10+
CHF 0.0198
250+
CHF 0.0108
1000+
CHF 0.0079
5000+
CHF 0.0068
12500+
CHF 0.0058
More Pricing...
Min: 10 / Mult: 10
1.8ohm
± 1%
250mW
0805 [2012 Metric]
Thick Film
Precision
RK73H Series
± 200ppm/K
150V
2.01mm
1.25mm
-55°C
155°C
AEC-Q200
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