Series 73Mx Current Sensing Resistors Metal Plate FEATURES Very Low Resistance Suitable for Current Limiting, Current Detection, Motor Control, Power Supply and Hard Disk Drives High Precision and Excellent Accuracy for Current Detection Good Electrical Characteristics Surface Mount Package Nickel Barrier Solder-Coated Pads e3 Reflow capable per JEDEC J-STD-020, 260C maximum Tape and Reel Packaging RoHS/Green Compliant (6/6) ORDERING INFORMATION 73M R TYPE TOLERANCE 1 = 1 Watt Rating G = 2% 2 = 2 Watt Rating F = 1% RESISTOR CODE Notes: 4-Digit Resistor Code 1. No dashes or spaces to appear in part number. indicates decimal point. 2. Example Part Numbers: Ex. 73M1R005F 5m Ohms, 1% R005 = 5m Ohms 73M1R100G 100m Ohms, 2% R100 = 100m Ohms 73M2R015F 15m Ohms, 1% Not all performance combinations and resistor values may be available. Contact your local CTS Representative or CTS Customer Service for availability. STANDARD RESISTOR VALUES 73M1 73M2 Standard Resistance Values (Based on EIA E24 Sequence) Standard Resistance Values (Based on EIA E24 Sequence) 4-Digit Code 4-Digit Code Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Value Code Value Code Value Code Value Code Value Code 0.003 R003 0.016 R016 0.047 R047 0.005 R005 0.018 R018 0.006 R006 0.020 R020 0.004 R004 0.018 R018 0.050 R050 0.005 R005 0.020 R020 0.051 R051 0.007 R007 0.022 R022 0.006 R006 0.022 R022 0.056 R056 0.008 R008 0.024 R024 0.007 R007 0.024 R024 0.062 R062 0.009 R009 0.027 R027 0.010 R010 0.030 R030 0.008 R008 0.027 R027 0.067 R067 0.009 R009 0.030 R030 0.068 R068 0.011 R011 0.033 R033 0.010 R010 0.033 R033 0.075 R075 0.012 R012 0.036 R036 0.013 R013 0.039 R039 0.011 R011 0.036 R036 0.082 R082 0.012 R012 0.039 R039 0.091 R091 0.015 R015 0.040 R040 0.013 R013 0.040 R040 0.100 R100 0.016 R016 0.015 R015 0.043 R043 Document No. 008-0336-0 Page 1 - 3 Rev. A www.ctscorp.com Series 73Mx Current Sensing Resistor Metal Plate ELECTRICAL CHARACTERISTICS Rated Operating Resistance Tolerance T.C.R Rated Ambient Type Wattage Temperature (Ohms) (%) (ppm/C) Temperature (Watts) Range 0.003 R < 0.005: 300 0.003 - 0.009 1, 2 73M1 1 +70C -55C to +180C 0.005 R < 0.010: 180 0.010 - 0.100 1 0.010 R 0.100: 100 0.005 - 0.009 1, 2 R < 0.010: 200 73M2 2 +70C -55C to +180C 0.010 - 0.040 1 R 0.010: 100 MECHANICAL SPECIFICATION PACKAGE DRAWING Dimensions LW T a b c (mm) 73M1 6.2 0.3 3.1 0.2 1.0 0.2 2.5 0.2 0.8 0.2 1.2 0.3 73M2 6.4 0.3 3.5 0.2 1.2 Max. 3.2 0.2 --- 1.0 0.2 W T b 73M1 c c a L L W T b 73M2 c c a RECOMMENDED LAND PATTERN A Dimensions (mm) Type AB C C 73M1 2.90 8.10 3.60 73M2 3.50 8.30 4.00 B Document No. 008-0336-0 Page 2 - 3 Rev. A