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 TOLERANCE TYPE 1 = 1 Watt Rating 2 = 2 Watt Rating G = 2% F = 1% RESISTOR CODE Notes: 1. No dashes or spaces to appear in part number. 4-Digit Resistor Code "R" indicates decimal point. 2. Example Part Numbers: 73M1R005F [5m Ohms, 1%] 73M1R100G [100m Ohms, 2%] Ex. R005 = 5m Ohms 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 Standard Resistance Values (Based on EIA E24 Sequence) 4-Digit Code Resistor Resistor Resistor Resistor Resistor Value Code Value Code Value 0.003 R003 0.016 R016 0.047 0.004 R004 0.018 R018 0.050 0.005 R005 0.020 R020 0.051 0.006 R006 0.022 R022 0.056 0.007 R007 0.024 R024 0.062 0.008 R008 0.027 R027 0.067 0.009 R009 0.030 R030 0.068 0.010 R010 0.033 R033 0.075 0.011 R011 0.036 R036 0.082 0.012 R012 0.039 R039 0.091 0.013 R013 0.040 R040 0.100 0.015 R015 0.043 R043 Document No. 008-0336-0 Resistor Code R047 R050 R051 R056 R062 R067 R068 R075 R082 R091 R100 73M2 Standard Resistance Values (Based on EIA E24 Sequence) 4-Digit Code Resistor Resistor Resistor Resistor Value Code Value Code 0.005 R005 0.018 R018 0.006 R006 0.020 R020 0.007 R007 0.022 R022 0.008 R008 0.024 R024 0.009 R009 0.027 R027 0.010 R010 0.030 R030 0.011 R011 0.033 R033 0.012 R012 0.036 R036 0.013 R013 0.039 R039 0.015 R015 0.040 R040 0.016 R016 Page 1 - 3 www.ctscorp.com Rev. A Series 73Mx Current Sensing Resistor - Metal Plate ELECTRICAL CHARACTERISTICS Type Rated Wattage (Watts) 73M1 1 73M2 2 Resistance (Ohms) Tolerance (%) 0.003 - 0.009 1, 2 0.010 - 0.100 0.005 - 0.009 0.010 - 0.040 1 1, 2 1 T.C.R (ppm/C) 0.003 R < 0.005: 300 0.005 R < 0.010: 180 0.010 R 0.100: 100 R < 0.010: 200 R 0.010: 100 Rated Ambient Temperature Operating Temperature Range +70C -55C to +180C +70C -55C to +180C MECHANICAL SPECIFICATION PACKAGE DRAWING Dimensions (mm) 73M1 73M2 L W T a b c 6.2 0.3 6.4 0.3 3.1 0.2 3.5 0.2 1.0 0.2 1.2 Max. 2.5 0.2 3.2 0.2 0.8 0.2 --- 1.2 0.3 1.0 0.2 W T b 73M1 c c a L L W T b 73M2 c c a RECOMMENDED LAND PATTERN A Type Dimensions (mm) A C B 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 Series 73Mx Current Sensing Resistor - Metal Plate PACKAGING INFORMATION EMBOSSED TAPE [mm] REEL [mm] Type A B F J 73M1 3.5 0.1 6.6 0.1 8.0 0.10 1.5 0.2 73M2 4.0 0.1 6.9 0.1 8.0 0.10 1.5 +0.1 -0.0 L M 1.3 0.1 0.3 0.05 1.4 0.1 0.25 0.05 Type Quantity Per Reel A (mm) 73M1 73M2 1,000 1,000 15.4 1.0 15.4 1.0 M J L F Document No. 008-0336-0 Page 3 - 3 Rev. A