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Document No. 008-0543-0 Page 1 - 4 Rev. B www.ctscorp.com Series 73WLx & 73WEx Current Sensing Resistors Wide Terminal Chip Type

FEATURES

 Thick Film Construction – Wide Terminal Configuration  Power Rating @ +70°C, Options 0.75 – 2 Watts  Resistance Range, 5 – 910 milliohms  Operating Temperature to +155°C  EIA Standard Package Sizes  Terminal Finish – Tin (e3)  Reflow capable per JEDEC J-STD-020, 260°C maximum  Tape and Reel Packaging  Lead-Free Design – 73WEx  RoHS Compliant in Accordance with EU Directive 2011/65/EU – 73WLx - Lead-Free Termination Finish - Exemption 7(c)-I, Electrical and electronic components containing lead [Pb] in glass

APPLICATIONS

Ideal for applications such as current detection and limiting, regulated battery circuits, motor control, power supply, hard disk drives, inverter/converter, industrial equipment and automotive.

ORDERING INFORMATION

Notes: 1. No dashes or spaces to appear in part number. 2. Example Part Numbers: 73WL4R100F [1206 pkg., 0.100 Ohms, ±1%] 73WL6R024J [2010 pkg., 0.024 Ohms, ±5%] 73WL7R750J [2512 pkg., 0.750 Ohms, ±5%] 73WE4R016F [1206 pkg., 0.016 Ohms, ±1%] 73WE6R007J [2010 pkg., 0.007 Ohms, ±5%] 73WE7R091F [2512 pkg., 0.091 Ohms, ±1%] R Not all performance combinations and resistor values may be available. WL = 4-Digit Resistor Code WE = 4-Digit Resistor Code TYPE J = ±5% F = ±1% TOLERA NCE Ex. R470 = 0.47 Ohms R020 = 0.020 Ohms PACKAGE CODE 4 = 1206 [3216] 6 = 2010 [5025] 7 = 2512 [6432] RESISTOR CODE 4-Digit Resistor Codes "R" indicates decimal point. Contact your local CTS Representative or CTS Customer Service for availability.

Document No. 008-0543-0 Page 2 - 4 Rev. B Series 73WLx & 73WEx Current Sensing Resistor – Wide Terminal

ELECTRICAL CHARACTERISTICS

Standard Resistance Values [Based on EIA E-24 Sequence] 4-Digit Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code 0.015Ω R015 0.043 Ω R043 0.120 Ω R120 0.360 Ω R360 0.016Ω R016 0.047 Ω R047 0.130 Ω R130 0.390 Ω R390 0.018Ω R018 0.051 Ω R051 0.150 Ω R150 0.430 Ω R430 0.020Ω R020 0.056 Ω R056 0.160 Ω R160 0.470 Ω R470 0.022Ω R022 0.062 Ω R062 0.180 Ω R180 0.510 Ω R510 0.024Ω R024 0.068 Ω R068 0.200 Ω R200 0.560 Ω R560 0.027Ω R027 0.075 Ω R075 0.220 Ω R220 0.620 Ω R620 Standard Resistance Values [Based on EIA E-24 Sequence] 4-Digit Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code Resistor Value Resistor Code 0.008Ω R008 0.015 Ω R015 0.027 Ω R027 0.056 Ω R056 0.009Ω R009 0.016 Ω R016 0.030 Ω R030 0.062 Ω R062 0.010Ω R010 0.018 Ω R018 0.033 Ω R033 0.068 Ω R068 73WLx 73WEx Package Code Rated Wattage * Tolerance Resistance E-24 T.C.R Inch [mm] [Watts] [%] [m Ω] [ppm/°C] F = ±1 100 - 910 ±200 10 - 33 ±500 36 - 91 ±350 100 - 910 ±200 F = ±1 100 - 910 ±200 10 - 33 ±500 36 - 91 ±350 100 - 910 ±200 F = ±1 100 - 910 ±200 10 - 33 ±500 36 - 91 ±350 100 - 910 ±200 * @ +70°C. Packa ge Code Rated Wattage * Tolerance Resistance E-24 T.C.R Inch [mm] [Watts] [%] [m Ω] [ppm/°C] F = ±1 10 - 91 J = ±5 5 - 91 F = ±1 10 - 91 J = ±5 5 - 91 F = ±1 10 - 91 J = ±5 5 - 91 * @ +70°C. ±100 -55°C to +155°C ±100 -55°C to +155°C Type -55°C to +155°C Working Voltage [max V] Overload Voltage [max V] 200 400 Operating Temperature Range Operating Temperature Range -55°C to +155°C 73WE7 2512 [6432] 2.0 73WL7 2512 [6432] 2.0 73WE6 2010 [5025] 1.0 1206 [3216] 0.75 J = ±5 J = ±5 Type 73WL4 73WE4 1206 [3216] 0.75 73WL6 2010 [5025] 1.0

Document No. 008-0543-0 Page 3 - 4 Rev. B Series 73WLx & 73WEx Current Sensing Resistor – Wide Terminal MECHANICAL SPECIFICATION PACKAGE DRAWING Package Code Inch [mm] c d +0.15 0.50 ±0.20 -0.05 0.30 ±0.20 0.60 ±0.20 0.50 ±0.20 Type Dimensions [mm] LW 73WL4 73WE4 0.551206 [3216] t 3.20 ±0.2073WL7 73WE7 6.30 ±0.20 0.56 ±0.15 73WL6 73WE6 5.00 ±0.20 2.50 ±0.20 2512 [6432] 2010 [5025] RECOMMENDED LAND PATTERN CLW Type Dimensions [mm] 2.65 4.00 3.20 5.00 0.65 1.30 73WL4 73WE4 73WL6 73WE6 1.45 6.4073WL7 73WE7 4.85 NOTES 1. Terminal: Base Metal – Silver [Ag] or Copper [Cu] plate. Barrier Plating - Nickel [Ni]. Finish Plating – Matte Tin [Sn]. MARKING Type Part Marking 73WL4 73WL6 73WL7 73WE4 73WE6 73WE7 None Rxxx = "R" is the decimal point and 3 digits [E24] are significant values. See resistor tables for codes.

Document No. 008-0543-0 Page 4 - 4 Rev. B Series 73WLx & 73WEx Current Sensing Resistor – Wide Terminal PACKAGING INFORMATION PAPER TAPE [mm] Type t +0.10 +0.10 AB 73WL4 73WE4 2.00 3.57 REEL [mm] 73WL7 73WE7 4,000 17.0 ±1.4 73WL4 73WE4 73WL6 73WE6 5,000 4,000 13.0 ±1.4 17.0 ±1.4 BCD Type Quantity Per Reel WM A EMBOSSED TAPE [mm] Type A B t 73WL6 73WL7