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Specifications
Power(Watts):
1W
Resistance:
56mΩ
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
73WE6R056F
Package:
2010
Key Attributes
Model Number:
73WE6R056F
Product Description
73WLx & 73WEx Series Current Sensing Resistor Wide Terminal Chip
The 73WLx & 73WEx Series Current Sensing Resistors are ceramic packaged devices designed for excellent accuracy in current detection applications. These resistors offer robust electrical and thermal characteristics, making them suitable for a wide range of industrial and electronic equipment.
Product Features
- Thick Film Construction with Wide Terminal Configuration
- Power Rating: 0.75 21 Watts @ +70C
- Resistance Range: 5 910 milliohms
- Operating Temperature: -55C to +155C
- EIA Standard Package Sizes
- Terminal Finish: Matte Tin (e3)
- Reflow Capable per JEDEC J-STD-020, +260C maximum
- Tape and Reel Packaging
Applications
- Current Detection
- Current Limiting
- Regulated Battery Circuits
- Motor Control
- Power Supply
- Hard Disk Drives
- Inverter/Converter
- Industrial Equipment
- Infotainment Systems
Product Attributes
- Brand: CTS Corporation
- Origin: Not specified
- Material: Ceramic package, Thick Film construction
- Color: Not specified
- Certifications: RoHS Compliant (73WLX), Lead Free (73WEx)
Technical Specifications
| Model Type | Package Size [Inch (mm)] | Rated Power [Watts] | Resistance Range [m] | Resistor Tolerance [%] | Temperature Coefficient | Operating Temperature Range | Working Voltage [max V] | Overload Voltage [max V] |
| 73WL4 / 73WE4 | 1206 [3216] | 0.75 | 5 - 910 | 1 / 5 | 200ppm/C (1%) / 500ppm/C (5%) | -55C to +155C | 200 | 400 |
| 73WL6 / 73WE6 | 2010 [5025] | 1.0 | 5 - 910 | 1 / 5 | 200ppm/C (1%) / 500ppm/C (5%) | -55C to +155C | 200 | 400 |
| 73WL7 / 73WE7 | 2512 [6432] | 2.0 | 5 - 910 | 1 / 5 | 200ppm/C (1%) / 500ppm/C (5%) | -55C to +155C | 200 | 400 |
Environmental Specifications
| Test | Test Description | Maximum Delta R [%] |
| Temperature Coefficient | Measured temperature at -55C to 155C | 200ppm/C |
| Short-Time Overload | Apply 2.5 times the rated voltage, 5 seconds, maximum 100V | 2.0 |
| 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 | No Damage Immerse in solder, +260C 5C, 10 1 seconds | 1.0 |
| 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 | 1,000 hours @ +155C 2C, bias load 0% power [JIS C 5201-1 4.23.2] | 3.0 |
| Change of Temperature | 30 minutes @ -55C, 10 minutes @ +25C, 30 minutes @ +155C, 10 minutes @ +25C; 1,000 cycles | 1.0 |
| Moisture Resistance | MIL-STD-202, Method 106, 0% power 7a and 7b not required, 1 cycle = 24 hours, 10 cycles | 1.0 |
| Bias Humidity | 1,000 hours @ +85C 2C, 90% - 95% relative humidity, bias load 10%, on time 90 minutes/off time 30 minutes | 3.0 |
| Endurance [Rated Load] | 1,000 hours @ +70C 3C, bias load, on time 90 minutes/off time 30 minutes | 3.0 |
| Resistance to Solvent | No Damage Immerse in Isopropyl alcohol, +20C to +25C, 60 5 seconds | - |
| Terminal Strength [Bending] | 3mm bending, 1mm/second, hold 5 seconds | 0.1 |
Mechanical Specifications
| Model Type | Package Code [Inch (mm)] | L [mm] | W [mm] | C [mm] | d [mm] | t [mm] |
| 73WL4 / 73WE4 | 1206 [3216] | 3.2 0.15 | 1.6 0.15 | 0.56 0.015 | 0.5 0.2 | 0.3 0.2 |
| 73WL6 / 73WE6 | 2010 [5025] | 5.0 0.2 | 2.5 0.2 | 0.56 0.15 | 0.5 0.2 | 0.3 0.2 |
| 73WL7 / 73WE7 | 2512 [6432] | 6.4 0.2 | 4.85 0.2 | 0.55 0.015 | 0.5 0.2 | 0.3 0.2 |
2411201003_CTS-73WE6R056F_C4314907.pdf
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