Current Sensing Chip Resistors NCST Series FEATURES RoHS SURFACE MOUNTABLE 0402 ~ 7520 CASE SIZE Compliant PRECISON TOLERANCE (1%) includes all homogeneous materials POWER RATINGS UP TO 3 WATTS Pb-FREE REFLOW COMPATIBLE *See Part Number System for Details CHARACTERISTICS Operating EIA Power Rating at Resistance Temperature Resistance Resistance Type Temp. Range Size 70C Tolerance Coef cient (C) Range Range (Codes) (C) 200ppm (F) 501m ~ 1 R501 ~ 1R00 1% (F) NCST04 0402 1/16W 2% (G) 300ppm (G) 101m ~ 500m R101 ~ R500 5% (J) 400ppm (H) 50m ~ 100m R050 ~ R100 200ppm (F) 501m ~ 1 R501 ~ 1R00 NCST06 0603 1/10W 1% (F) 300ppm (G) 101m ~ 500m R101 ~ R500 2% (G) 400ppm (H) 51m ~ 100m R051 ~ R100 5% (J) NCST10 0805 1/8W 600ppm (J) 20m ~ 50m R020 ~ R050 200ppm (F) 501m ~ 1 R501 ~ 1R00 NCST12* 1206 1/4W 300ppm (G) 51m ~ 500m R051 ~ R500 1% (F) NCST50* 2010 3/4W 2% (G) -55C ~ +155C 5% (J) 400ppm (H) 21m ~ 50m R021 ~ R050 NCST100* 2512 1W 600ppm (J) 10m ~ 20m R010 ~ R020 2% (G) 300ppm (G) 1m ~ 4m R001 ~ R004 5% (J) NCST200 0830 2W 1% (F) 150ppm (X) 11m ~ 350m R011 ~ R350 2% (G) 200ppm (F) 5m ~ 10m R005 ~ R010 5% (J) 100ppm (E) 31m ~ 3.0 R031 ~ 1R00 1% (F) 150ppm (X) 21m ~ 30m R021 ~ R030 NCST300 1225 3W 2% (G) 200ppm (F) 6m ~ 20m R006 ~ R020 5% (J) 300ppm (G) 3m ~ 5m R003 ~ R005 *Available with a 100ppm (E) TCR (100m ~ 1) Power Derating Curve: For operation above 70C, power rating must be derated according to the following chart: 100 80 60 40 30 155C 20 0 0 20 40 60 70 80 100 120 140 160 Temperature C NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com 33 Percentage of Power RatingCurrent Sensing Chip Resistors NCST Series ENVIRONMENTAL CHARACTERISTICS Item Speci cation Test Method Temperature MIL-STD-202, Method 304 Coef cient of As Speci ed +25/-55/+25/+125/+25C Resistance MIL-STD-202, Mehtod 107G Thermal Shock 0.5% -55C ~ +150C, 100 cycles JIS-C-5202-5.5 Short Time RCWV x 2.5 or Max. 0.5% Overload Overloading Voltage for 5 sec. Dielectric MIL-STD-202F Method 301 Withstanding by Type Apply Max. Overload Voltage Voltage for 1 minute Insulation MIL-STD-202F Method 302 >1000M Resistance Apply 100Vdc for 1 minute Resistance JIS-C-5202-7.2 0.5% to dry heat 96 hrs 155C without load MIL-STD-202 Method 108 RCWV 70C, cycles of 1.5 Load Life 1% hours ON, 0.5 hrs OFF for 1,000 ~ 1,048 hrs MIL-STD-202F Method 210E Resistance to 0.5% 260C 5C for Soldering Heat 10 sec. 1 sec. MIL-STD-202 Method 103B Humidity 40C, 90 ~ 95% RH, RCWV 0.5% (Steady State) 1.5 hours ON, 0.5 hours OFF, total 1000 ~ 1048 hours JIS-C-5202-7.1 Low Temperature 0.5% 1 hour -65C followed by 45 Operation minutes of RCWV MIL-STD-202F Method 208H 95% min. Solderability 245C 5C for 5 sec. 0.5 coverage sec. JIS-C-5202-6.1.4 Bending Strength As Speci ed Bending Amplitude 3mm for 10 seconds PART NUMBER SYSTEM NCST10 F R501 F TR F RoHS compliant Packaging: TR = Tape & Reel TCR Code: E=100ppm, X=150ppm, F=200ppm, G=300ppm, H=400ppm, J=600ppm Resistance Code: See examples Tolerance Code: J=5%, G=2%, F=1% Series and Size NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com 34