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Specifications
Power(Watts):
1W
Resistance:
10mΩ
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
73WE6R010F
Package:
2010
Key Attributes
Model Number:
73WE6R010F
Product Description
Product Overview
The CTS 73WLx & 73WEx Series Current Sensing Resistors are ceramic packaged devices designed for accurate current detection and limiting. They offer excellent electrical and thermal characteristics, making them suitable for a wide range of industrial and electronic applications, including regulated battery circuits, motor control, and power supplies.
Product Attributes
- Brand: CTS
- Product Series: 73WLx & 73WEx
- Construction: Thick Film
- Terminal Finish: Matte Tin (e3)
- Certifications: RoHS Compliant (73WLX), Lead-Free Design (73WEx)
- Packaging: Tape and Reel
- Reflow Capable: per JEDEC J-STD-020, +260C maximum
Technical Specifications
| Model Type | Package Size [Inch (mm)] | Power Rating @ +70C [Watts] | Resistance Range [m] | Tolerance [%] | Operating Temperature Range [C] | Temperature Coefficient [ppm/C] | Rated Voltage [V] | Overload Voltage [max V] |
| 73WL4 / 73WE4 | 1206 [3216] | 0.75 | 5 - 910 | 1, 5 | -55 to +155 | 200 (for 100-910), 500 (for 10-33), 350 (for 36-91) | 200 | 400 |
| 73WL6 / 73WE6 | 2010 [5025] | 1.0 | 5 - 910 | 1, 5 | -55 to +155 | 200 (for 100-910), 500 (for 10-33), 350 (for 36-91) | 200 | 400 |
| 73WL7 / 73WE7 | 2512 [6432] | 2.0 | 5 - 910 | 1, 5 | -55 to +155 | 200 (for 100-910), 500 (for 10-33), 350 (for 36-91) | 200 | 400 |
Applications
- Current Detection
- Current Limiting
- Regulated Battery Circuits
- Motor Control
- Power Supply
- Hard Disk Drives
- Inverter/Converter
- Industrial Equipment
- Infotainment Systems
Environmental Parameters
| Test Description | Maximum Delta R [%] | Notes |
| Temperature Coefficient | 200ppm/C | 1 Measured temperature at -55C to 155C |
| Short-Time Overload | 2.0 | Apply 2.5 times the rated voltage, 5 seconds, maximum 100V |
| Insulation Resistance | Over 10 9 ohm | Measured at terminals and center of resistor by D.C. 100V 15V in 1 minute [JIS C 5202] |
| Dielectric Withstanding Voltage | No Breakdown | Applied at terminals and center of resistor on A.C. 400V, 1 minute [JIS C 5201-1 4.7] |
| Resistance to Solder Heat | 1.0 | No Damage Immerse in solder, +260C 5C, 10 1 seconds |
| Solderability | Over 95% Coverage | Immerse terminal in solder [Sn3Ag0.5Cu], +245C 0.5C, 3 0.5 seconds [JIS C 5201-1 4.17] |
| High Temperature Exposure | 3.0 | 1,000 hours @ +155C 2C, bias load 0% power [JIS C 5201-1 4.23.2] |
| Change of Temperature | 1.0 | No Damage 30 minutes @ -55C, 10 minutes @ +25C, 30 minutes @ +155C, 10 minutes @ +25C; 1,000 cycles |
| Moisture Resistance | 1.0 | MIL-STD-202, Method 106, 0% power 7a and 7b not required, 1 cycle = 24 hours, 10 cycles |
| Bias Humidity | 3.0 | 1,000 hours @ +85C 2C, 90% - 95% relative humidity, bias load 10%, on time 90 minutes/off time 30 minutes |
| Endurance [Rated Load] | 3.0 | 1,000 hours @ +70C 3C, bias load, on time 90 minutes/off time 30 minutes |
| Resistance to Solvent | No Damage | Immerse in Isopropyl alcohol, +20C to +25C, 60 5 seconds |
| Terminal Strength [Bending] | 0.1 | No Damage 3mm bending, 1mm/second, hold 5 seconds |
Mechanical Specifications
Package Dimensions [mm]
| Model Type | C | L | W |
| 73WL4 / 73WE4 | 1.45 | 6.4 | 4.85 |
| 73WL6 / 73WE6 | 0.65 | 3.2 | 2.65 |
| 73WL7 / 73WE7 | 1.3 | 5.0 | 4.0 |
Recommended Pad Layout [mm]
| Model Type | t | A | B |
| 73WL4 / 73WE4 | 1.0 0.1 | 2.00 | 3.57 |
| 73WL6 / 73WE6 | 1.0 0.1 | 6.6 0.1 | 5.3 0.1 |
| 73WL7 / 73WE7 | 0.80 0.20 | 3.4 0.1 | 2.9 0.1 |
Packaging Information
Tape and Reel [mm]
| Model Type | Paper Tape [mm] t | Embossed Tape [mm] A | Embossed Tape [mm] B | Reel [mm] W | Reel [mm] M | Reel [mm] A | Reel [mm] B | Reel [mm] C | Reel [mm] D | Quantity Per Reel |
| 73WL4 / 73WE4 | 0.56 0.15 | 0.5 0.2 | 0.3 0.2 | 60 | 21.9 0.6 | 13.5 0.6 | 2.5 0.6 | 180 | 4,000 | |
| 73WL6 / 73WE6 | 0.56 0.015 | 0.5 0.2 | 0.3 0.2 | 60 | 21.9 0.6 | 13.5 0.6 | 2.5 0.6 | 180 | 4,000 | |
| 73WL7 / 73WE7 | 0.5 0.2 | 0.9 0.2 | 0.6 0.2 | 60 | 21.9 0.6 | 17.0 1.4 | 13.0 1.4 | 180 | 5,000 |
2411201003_CTS-73WE6R010F_C4331948.pdf
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