Beijing Silk Road Enterprise Management Services Co., Ltd.
| Resistance | 6.8Ω |
| Power(Watts) | 20W |
| Type | Wirewound Resistor |
| Tolerance | ±5% |
| Temperature Coefficient | ±400ppm/℃ |
| Description | 6.8Ω 20W Wirewound Resistor ±5% ±400ppm/℃ Through Hole Chassis Mount Resistors RoHS |
| Mfr. Part # | WPRT20AB-6R8JB270 |
| Package | Through Hole |
| Model Number | WPRT20AB-6R8JB270 |
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Product Specification
| Resistance | 6.8Ω | Power(Watts) | 20W |
| Type | Wirewound Resistor | Tolerance | ±5% |
| Temperature Coefficient | ±400ppm/℃ | Description | 6.8Ω 20W Wirewound Resistor ±5% ±400ppm/℃ Through Hole Chassis Mount Resistors RoHS |
| Mfr. Part # | WPRT20AB-6R8JB270 | Package | Through Hole |
| Model Number | WPRT20AB-6R8JB270 |
The WPRT Series resistors are wirewound power resistors designed for various applications requiring high overload capability and reliability. Available in wattages from 10 to 50 watts, they feature quick connect or soldered tag terminals, with optional mounting brackets for enhanced installation flexibility. These resistors are AEC-Q200 qualified, RoHS compliant, and feature a flameproof case, making them suitable for demanding environments.
| Model | Power Rating (25C) (W) | Power Rating (70C) (W) | 5s Overload Rating (25C) (W) | Resistance Range (Ohms) | Thermal Impedance (C/W) | Isolation Voltage (V) | TCR (ppm/C) | Resistance Tolerance (%) | Ambient Temperature Range (C) | L (mm) | W (mm) | D (mm) | P (mm) | J (mm) | K (mm) | F (mm) | G (mm) | E (mm) | M1 (mm) | M2 (mm) | H (mm) | N (mm) | S (mm) | R (mm) | Weight (nom.) (g) |
| WPRT10 | 10 | 10 | 50 | 1R0 - 820R | 18 | 2000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 48 | 10 | 9.01.0 | 32 | 4.1 | 3.0 | 8.7 | 5.0 | 12 | 4.2 | 4.2 | 19 | 23 | 60 | 72 | 11 |
| WPRT15 | 15 | 12.3 | 75 | 1R0 1K0 | 14 | 3000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 48 | 12.5 | 11.51.0 | 32 | 4.1 | 3.0 | 8.0 | 6.0 | 12 | 4.2 | 4.2 | 23.5 | 23 | 60 | 72 | 18 |
| WPRT20 | 20 | 16.4 | 100 | 2R0 1K2 | 12 | 4000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 63 | 12.5 | 13.51.0 | 44 | 4.1 | 3.0 | 10.0 | 6.0 | 12 | 4.2 | 4.2 | 25 | 23 | 74 | 86.5 | 27 |
| WPRT30 | 30 | 24.6 | 150 | 3R0 1K5 | 8.5 | 4000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 75 | 19 | 191.0 | 54 | 6.0 | 4.0 | 9.5 | 7.5 | 18 | 4.2 | 4.2 | 30 | 39 | 88 | 105 | 66 |
| WPRT40 | 40 | 32.8 | 200 | 6R0 1K5 | 7 | 4000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 90 | 19 | 190.6 | 70 | 6.0 | 4.0 | 9.5 | 7.5 | 18 | 5.2 | 4.5 | 30 | 39 | 104 | 122 | 81 |
| WPRT50 | 50 | 41 | 250 | 6R0 1K5 | 7 | 4000 | <20R: 400, 20R: 350 | 5 | -55 to +155 | 90 | 19 | 190.6 | 70 | 6.0 | 4.0 | 9.5 | 7.5 | 18 | 5.2 | 4.5 | 30 | 39 | 104 | 122 | 81 |
| Parameter | Specification |
| Maximum Load (1000hrs at 25C) | R% 5 |
| Derating from rated power | Zero at 275C |
| Short term overload (5 x rated power) | R% 5 +0.05 |
| Damp heat steady state (56 days, 40C, 90% RH) | R% 5 +0.05 |
| Temperature rapid change (5 cycles -55C to +155C) | R% 2 +0.05 |
| Resistance to solder heat | R% 1 +0.05 |
| Voltage Proof (1kV for 60s) | No flashover, mechanical damage, arcing or breakdown |
| Solderability | Min. 95% coverage |
| Flammability | Resistor will not burn under any condition of applied temperature or overload. |
| Solvent resistance | Body protection and marking are resistant to all normal industrial solvents suitable for printed circuits. |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
>>300
Ecer Certification：
Verified Supplier
Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an... Company Profile Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...
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