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Current Sense Resistors/Shunts

Current sense resistors are recognized as cost-effective components that help improve system efficiency and reduce losses due to their high measurement accuracy compared to other technologies.


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While they are ideal for applications in virtually all market segments, current sense resistors are particularly useful in helping developers precisely measure current in their consumer and industrial designs.

Bourns offers current sense chip resistors with thick film, metal foil and metal strip resistive elements and electro-beam welded metal strip shunts.

 

Characteristics
Size 0603 to 2512 Thick Film Chip
0805 to 1206 Metal Foil Chip
0805 to 2512 Metal Strip Chip
2512 to 5931 EB Welded Shunts
6918 to 8536 Metric EB Welded Shunts
Rated power at 70 °C 0.1 to 50 W
Resistance Range 25 microhms to 9.1 ohms
Resistance Tolerance ±0.5 %, ±1 %, ±5 %
Temperature Coefficient ±50 to ±200 ppm/°C
Operating Temperature Range –55 to +155/+170 °C
Series Data Sheet Photo Resistance Range Tolerances Temperature Coefficient Power (Watts) Profile/Package Style Material MDS Design Files Engineering Buy Now
CFG CFG0612 cfg_part 0.005; 0.01 ohms 1 % ±100 ppm 1 W Wide Terminal Chip Metal Foil CFG0612
Downloads Buy
CFN CFN0402 CFN0402 0.01; 0.02 ohms 1 % / 5 %  ±100 ppm  0.25 W Chip Metal Foil CFN0402
Downloads Buy
CFN CFN0603 CFN0603 0.005; 0.01; 0.02 ohms 1 % / 5 % ±50 ppm / ±100 ppm 0.5 W Chip Metal Foil CFN0603
Downloads Buy
CFN CFN0805 CFN0805 0.005; 0.01; 0.02; 0.03 ohms 1 % / 5 % ±50 ppm / ±100 ppm 0.5 W Chip Metal Foil CFN0805
Downloads Buy
CFN CFN1206 CFN1206 0.005; 0.01; 0.02; 0.04 ohms 1 % / 5 % ±50 ppm / ±100 ppm 1 W Chip Metal Foil CFN1206
Downloads Buy
CFN-A CFN0402A CFN0402 0.01; 0.02 ohms 1 % / 5 %  ±100 ppm  0.2 W Chip Metal Foil CFN0402
Downloads Buy
CFN-A CFN0603A cfn0603a_part 0.005 to 0.02 ohms 1 % / 5 % ±50 ppm / ±100 ppm 0.5 W Chip Metal Foil CFN0603
Downloads Buy
CFN-A CFN0805A cfn0805a_part 0.005 to 0.03 ohms 1 % / 5 % ±50 ppm / ±100 ppm 0.75 W Chip Metal Foil CFN0805
Downloads Buy
CFN-A CFN1206A cfn1206a_part 0.005 to 0.04 ohms 1 % / 5 % ±50 ppm / ±100 ppm 1 W Chip Metal Foil CFN1206
Downloads Buy
CRK CRK0612 crk0612_part 0.001; 0.005; 0.01 ohms 1 % / 5 % ±50 ppm 1 W Wide Terminal Chip Metal Strip CRK0612
Downloads Buy
CRK CRK0815 crk0815_part 0.004; 0.005; 0.01 ohms 1 % / 5 % ±50 ppm 1 W Wide Terminal Chip Metal Strip CRK0815
Downloads Buy
CRL CRL0603 CRL0805_part .10 to 9.1 ohms 1 %/5 % ±200 ppm .1 W Chip Thick Film CRL0603
Downloads Buy
CRL CRL0805 crl_2512 .05 to 9.1 ohms 1 % / 5 % ±200 ppm/±400 ppm .125 W Chip Thick Film CRL0805
Downloads Buy
CRL CRL1206 crl_2512 .02 to 9.1 ohms 1 % / 5 % ±200 ppm/±600 ppm .250 W Chip Thick Film CRL1206 (0.01-0.091 ohms)
CRL1206 (0.1-0.91 ohms)
Downloads Buy
CRL CRL2010 crl_2512 .02 to 9.1 ohms 1 % / 5 % ±200 ppm/±600 ppm .5 W Chip Thick Film CRL2010
Downloads Buy
CRL CRL2512 crl_2512 .01 to 9.1 ohms 1 %/5 % ±200 ppm/±600 ppm 1 W Chip Thick Film CRL2512
Downloads Buy
CRM CRM0805 crm0805_part 47m to 1M 1 %/5 % ±100 ppm/±150 ppm/±200 ppm 0.25 W Chip Thick Film CRM0805
Downloads Buy
CRM CRM1206 crm0805_part 47m to 1M 1 %/5 % ±100 ppm/±150 ppm/±200 ppm 0.5 W Chip Thick Film CRM1206
Downloads Buy
CRM CRM2010 crm0805_part 47m to 1M 1 %/5 % ±100 ppm/±150 ppm/±200 ppm 1.0 W Chip Thick Film CRM2010
Downloads Buy
CRM CRM2512 crm0805_part 47m to 1M 1 %, 5 % ±100 ppm/±200 ppm 2 W Chip Thick Film CRM2512
Downloads Buy
CRM-A CRM0603A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±150 ppm/±200 ppm/±250 ppm 0.125 W Chip Thick Film CRM0603A
Downloads Buy
CRM-A CRM0805A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±150 ppm/±200 ppm 0.25 W Chip Thick Film CRM0805A
Downloads Buy
CRM-A CRM1206A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±200 ppm 0.5 W Chip Thick Film CRM1206A
Downloads Buy
CRM-A CRM1210A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±200 ppm 0.5 W Chip Thick Film CRM1210A
Downloads Buy
CRM-A CRM2010A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±200 ppm 1 W Chip Thick Film CRM2010A
Downloads Buy
CRM-A CRM2512A CRM-A_part 0.05 ohm to 1 megohm 0.5 %, 1 %, 5 % ±100 ppm/±200 ppm 2 W Chip Thick Film CRM2512A
Downloads Buy
CHP CHP2512 CHP_part 0.1 ohm to 1 megohm 1 %/5 % ±100 ppm/±200 ppm 3 W Chip Thick Film CHP2512
Downloads Buy
CRF CRF0805 crm0805_part 0.003 to 0.02 ohms 1 %, 5 % ±50 ppm 0.5 W Chip Metal Strip CRF0805
Downloads Buy
CRF CRF1206 crm0805_part 0.001 to 0.03 ohms 1 %, 5 % ±50 ppm 1 W Chip Metal Strip Downloads Buy
CRF CRF2512 crm0805_part 0.001 to 0.050 ohms 1 %, 5 % ±50 ppm 0.001 to 0.010 ohms: 2 W
0.011 to 0.050 ohms: 1 W
Chip Metal Strip CRF2512 Series NiCu
Downloads Buy
CRE CRE2512 crm0805_part 0.001 to 0.009 ohms 1 % ±50 ppm 2 W / 3 W Chip Metal Strip CRE2512
Buy
CRA CRA2512 crm0805_part 0.01 to 0.100 ohms 1 %, 5 % ±50 ppm 3 W Chip Metal Strip CRA2512
Downloads Buy
CST CST0612 CST0612_part 0.5 to 5 milliohms 1 % ±100 ppm/±200 ppm 1 W 4-Terminal Chip Metal Strip CST0612
Downloads Buy
CSS2H CSS2H-2512 CSS2H-2512_part 0.3 to 5 milliohms 1 % / 5 % ±50 ppm 1.5 to 6 W Surface Mount Metal Element CSS2H-2512R
CSS2H-2512K
Downloads Buy
CSS2H CSS2H-3920 CSS2H-3920_part 0.2 to 5 milliohms 1 % / 5 % ±50 ppm 2 to 12 W Surface Mount Metal Element CSS2H-3920R
CSS2H-3920K
Downloads Buy
CSS2H CSS2H-5930 CSS2H-5026_part 0.2 to 3 milliohms 1 % / 5 % ±50 ppm 4 to 10 W Surface Mount Metal Element CSS2H-5930K
CSS2H-5930R
Downloads Buy
CSS4J CSS4J-4026 CSS4J-4026_part 0.2 to 3 milliohms 1 % / 5 % ±50 ppm 3 to 5 W Surface Mount Metal Element CSS4J-4026K
CSS4J-4026R
Downloads Buy
CSM2F-6918 CSM2F-6918-0 CSM2F_6918_0_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Bare Copper
Metal Element CSM2F-6918-L050J00
CSM2F-6918-L100J00
CSM2F-6918-L200J00
Downloads Buy
CSM2F-6918 CSM2F-6918-1 CSM2F_6918_1_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Pre-Plate
Metal Element CSM2F-6918-L050J01
Downloads Buy
CSM2F-6918 CSM2F-6918-2 CSM2F_6918_2_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Post Plated
Metal Element CSM2F-6918-L050J02
CSM2F-6918-L100J02
CSM2F-6918-L200J02
Downloads Buy
CSM2F-7036 CSM2F-7036-0 CSM2F_7036_0_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Bare Copper
Metal Element CSM2F-7036-L025J00
CSM2F-7036-L050J00
CSM2F-7036-L100J00
Downloads Buy
CSM2F-7036 CSM2F-7036-1 CSM2F_7036_1_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Pre-Plate
Metal Element CSM2F-7036-L050J01
Downloads Buy
CSM2F-7036 CSM2F-7036-2 CSM2F_7036_2_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Post Plated
Metal Element CSM2F-7036-L025J02
CSM2F-7036-L050J02
CSM2F-7036-L100J02
Downloads Buy
CSM2F-8518 CSM2F-8518-0 CSM2F_8518_0_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Bare Copper
Metal Element CSM2F-8518-L050J00
CSM2F-8518-L100J00
CSM2F-8518-L200J00
Downloads Buy
CSM2F-8518 CSM2F-8518-1 CSM2F_8518_1_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Pre-Plate
Metal Element CSM2F-8518-L050J01
CSM2F-8518-L100J01
Downloads Buy
CSM2F-8518 CSM2F-8518-2 CSM2F_8518_2_part 50 to 200 microohms 5 % ±50 ppm 36 W Surface Mount/
Clearance Hole/
Post Plated
Metal Element CSM2F-8518-L050J02
CSM2F-8518-L100J02
CSM2F-8518-L200J02
Downloads Buy
CSM2F-8536 CSM2F-8536-0 CSM2F_8536_0_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Bare Copper
Metal Element CSM2F-8536-L025J00
CSM2F-8536-L050J00
CSM2F-8536-L100J00
Downloads Buy
CSM2F-8536 CSM2F-8536-1 CSM2F_8536_1_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Pre-Plate
Metal Element CSM2F-8536-L025J01
CSM2F-8536-L050J01
Downloads Buy
CSM2F-8536 CSM2F-8536-2 CSM2F_8536_2_part 25 to 100 microohms 5 % ±50 ppm 50 W Surface Mount/
Clearance Hole/
Post Plated
Metal Element CSM2F-8536-L025J02
CSM2F-8536-L050J02
CSM2F-8536-L100J02
Downloads Buy
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