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UR73 and UR73V Series Current Sense Resistors

KOA thick film current sense resistors offer a low resistance range and high operating temperature

Image of KOA's UR73 and UR73V Series Current Sense Resistors The UR73 and UR73V series thick film current sense resistors from KOA Speer Electronics are designed for high accuracy and current detection in power supplies, motor circuits, infotainment systems, engine control, and airbags. The resistors are ideal for automotive, telecommunication, and consumer electronic markets, DC-to-DC conversion and AC adaptors, notebook PCs, battery packs, and phone applications.

The UR73 series includes 0402 through 2512 package sizes. The series boasts a low resistance range of 10 mΩ to 100 mΩ, with power ratings from 0.125 W to 1 W.

The UR73V series comes in 0805 and 1206 package sizes with a high operating temperature rating of -55°C to +155°C. The UR73V2B is AEC-Q200 qualified and has a 0.5 W power rating and a resistance range of 10 mΩ to 100 mΩ.

The UR73 and UR73V series are both available with lead-free terminations to meet EU RoHS requirements.

UR73 Current Sense Resistors

ImageManufacturer Part NumberDescriptionResistancePower (Watts)Package / CaseAvailable QuantityView Details
RES 50M OHM 1% 1/2W 1206UR732BTTD50L0FRES 50M OHM 1% 1/2W 120650 mOhms0.5W, 1/2W1206 (3216 Metric)1692 - ImmediateView Details
RES 47M OHM 1% 1/3W 0805UR732ATTD47L0FRES 47M OHM 1% 1/3W 080547 mOhms0.333W, 1/3W0805 (2012 Metric)14189 - ImmediateView Details
RES 50M OHM 1% 1/3W 0805UR732ATTD50L0FRES 50M OHM 1% 1/3W 080550 mOhms0.333W, 1/3W0805 (2012 Metric)13179 - ImmediateView Details
RES 75M OHM 1% 1/3W 0805UR732ATTD75L0FRES 75M OHM 1% 1/3W 080575 mOhms0.333W, 1/3W0805 (2012 Metric)4285 - ImmediateView Details
RES 82M OHM 1% 1/3W 0805UR732ATTD82L0FRES 82M OHM 1% 1/3W 080582 mOhms0.333W, 1/3W0805 (2012 Metric)51704 - ImmediateView Details
RES 100M OHM 1% 1/3W 0805UR732ATTDR100FRES 100M OHM 1% 1/3W 0805100 mOhms0.333W, 1/3W0805 (2012 Metric)3160 - ImmediateView Details

UR73V Current Sense Resistors

ImageManufacturer Part NumberDescriptionResistanceAvailable QuantityView Details
RES 39M OHM 1% 1/2W 0805UR73V2ATTD39L0FRES 39M OHM 1% 1/2W 080539 mOhms4238 - ImmediateView Details
RES 47M OHM 1% 1/2W 0805UR73V2ATTD47L0FRES 47M OHM 1% 1/2W 080547 mOhms14000 - ImmediateView Details
RES 50M OHM 1% 1/2W 0805UR73V2ATTD50L0FRES 50M OHM 1% 1/2W 080550 mOhms6709 - ImmediateView Details
RES 56M OHM 1% 1/2W 0805UR73V2ATTD56L0FRES 56M OHM 1% 1/2W 080556 mOhms4990 - ImmediateView Details
RES 68M OHM 1% 1/2W 0805UR73V2ATTD68L0FRES 68M OHM 1% 1/2W 080568 mOhms2839 - ImmediateView Details
RES 75M OHM 1% 1/2W 0805UR73V2ATTD75L0FRES 75M OHM 1% 1/2W 080575 mOhms4903 - ImmediateView Details
Published: 2019-03-18