MFJ12KR005FT

METAL FOIL CHIP FIXED RESISTOR Metal Foil Chip Fixed Resistor Features 2W High power up to 2W TCR 50 ppm/ Lowest TCR from 50 ppm/ Current detecting resistors for power supply, motor circuits,etc Superior mechanical and frequency characteristics ROHS Compliant with RoHS directive Halogen f ree r equirement Application Switching Power Supply Over Current Protection Voltage Regulation Module(VRM) DC-DC Converter Charger Automotive Engine Control Portable Devices etc. Type Designation MF L Product Code Power Rating Series Code Code G Metal Foil Chip Fixed Resistor 12 Power rating series 1/2W H 3/4W J 1W L 2W Type Code Code Type 03 0603 05 0805 06 1206 10 2010 T.C.R Code T.C.R Type Code (ppm/ ) H 12 2512 R047 H 0603 0805 1206 2010 2512 50 K 100 W 200 F Resistance Value Code T Resistance Tolerance Code Packaging Style Code R Code Tolerance m M Units: Decimal point should be expressedby R Units m Decimal point should be expressed by M Example R005=0.005 R100=0.100 R047=0.047 6M50=6.50m F Code Packaging Style 1% T G 2% J 5% C Construction Ceramic Substrate Alloy Plate Top Electrode Primary Overcoat Cu Plating Secondary Overcoat Edge Electrode Barrier Layer External Electrode 75 Tape & Reel Case Dimensions 0603 0805 1206 2010 W (mm) L (mm) Type R003~R004 R005 R003~R004 R005 R003~R004 R005 R003~R004 R005 R003~R004 2512 R005 R005 Tt (mm) Ta (mm) 1.60 0.20 0.80 0.20 0.70 0.15 0.35 0.25 2.00 0.20 1.25 0.15 0.70 0.15 0.40 0.25 3.20 0.20 1.60 0.15 0.75 0.15 0.50 0.30 5.00 0.20 2.50 0.20 0.75 0.20 0.60 0.30 6.40 0.20 3.20 0.20 0.75 0.20 0.90 0.30 Tb (mm) 0.60 0.20 0.35 0.70 0.20 0.20 0.40 1.10 0.20 0.20 0.50 1.60 0.20 0.20 0.60 1.90 0.20 0.30 1.10 0.90 0.30 0.25 Derating Curve 100 -55 70 75 Percent Rated Load Operating Temperature Range: -55 ~170 50 25 0 -75 -50 -25 0 25 50 75 100 Ambient temperature( 125 150 170 ) 70 ( ) Note: For resistors operated in ambient over 70 ,rated load (rated power) shall be derated in accordance with the above figure. Ratings Type 0603 0805 1206 2010 2512 70 Rating Power at 70 (W) 1/2 3/ 4 1/2 1 1/ 2 1 2 1 Limiting Element Current (A) 12.9 15.8 18.3 18.3 25.8 18.3 Max.Overload Current ( A) 28.9 35.4 40.8 40.8 51.6 40.8 Resistance Range 0.00 3 0.003 0.00 3 0.003 0.003 0.100 R R R R R