Economical axial lead wirewound resistor RESI EWWR0010J10R0T9 with power range 2W to 21W and resistance 1.2 to 9.3K ohms
Axial Lead Wirewound Resistors EWWR
The EWWR series is an economical axial lead wirewound resistor designed for flexibility in circuit design. It offers a range of power options from 2W to 21W and resistance values from 1.2 to 9.3K, with a tightest tolerance of 5%. These resistors are capable of operating at high temperatures without damage, featuring excellent heat resistance for stable performance in demanding environments and applications requiring long-term loads. They are suitable for precision instrumentation, semiconductor testing, medical equipment, and capacitor charging/discharging applications.
Product Attributes
- Brand: C&B Electronics Shenzhen CO., LTD.
- Origin: Shenzhen
- Website: www.resistor.today
- Email: resi@cbeureka.com
- Tel: 86-755-89390062
Technical Specifications
| Series | Rated Power | Resistance Range | Tolerance | TCR | Insulation Voltage | Dimensions (L x l x D) | Termination | MOQ | Packaging |
| EWWR1114 | 4W | 1.2R621 | 5% | 160ppm/ | 1000V | 26.12.1 x 183.1 x 6.61.6 | Axial lead | 6000pcs | Bulk |
| EWWR1117 | 7W | 1.2R6.7K | 5% | 160ppm/ | 1000V | 34.62.1 x 183.1 x 9.12.1 | Axial lead | 2300pcs | Bulk |
| EWWR1119 | 9W | 2R9.3K | 5% | 160ppm/ | 1000V | 42.62.1 x 183.1 x 8.12.1 | Axial lead | 2300pcs | Bulk |
| EWWR1112 | 2W | 1.2R621 | 5% | 160ppm/ | 1000V | 22.12.1 x 183.1 x 5.61.6 | Axial lead | 6000pcs | Bulk |
| EWWR1121 | 21W | 2R9.3K | 5% | 160ppm/ | 1000V | 47.62.1 x 183.1 x 8.12.1 | Axial lead | 2100pcs | Bulk |
Performance Test Standards
| Test Method | Standards | Test Limits |
| Short Time Overload | IEC 60115-1 4.13 | R(2.1%+1.06); 2 times rated power, 5s |
| Moisture Resistance | IEC 60115-1 4.15 | R(6.1%+1.2); 40C3C, 90%-95%RH, 1.2 times rated voltage, 2112h+8/-1h |
| Load Life | IEC 60115-1 4.16.2 | R(6.1%+1.2); 2112h+/-8h @ room temperature, rated voltage AC, 2.6h on, 1.4h off |
| Terminal Strength | IEC 60115-1 4.27 | Tensile: 20N, 40s, Bending: 6N, 3 cycles, Torsion: 6 cycles; R(2.1%+1.06); No visible damage |
| Resistance to Solder Heat | IEC 60115-1 4.19 | R(2.1%+1.06); No visible damage; +260C5C tin bath for 2s+/-0.5s |
| Thermal Shock | IEC 60115-1 4.20 | R(2.1%+1.06); No visible damage; -65C+/-5C, 40min~room temp, 3~4min~+125C+/-5C, 40min~room temp, 3~4min, 6 cycles |
| Withstand Voltage | IEC 60115-1 4.8 | No breakdown or flashover; Apply a DC voltage of 1000V between the electrode and the substrate for 60s |
| Vibration | MIL-STD-202 Method 215 | R(2.1%+1.06); No visible damage; 20~2000~20Hz/min, Amplitude 1.5mm, 1h in each directions of X Y Z |
| Solderability | IEC 60115-1 4.28 | 60% minimum coverage; +230C+/-5C tin bath for 3s+/-1s, immerse 4mm. |
Part Number Information
Example: EWWR1119J2K100T (EWWR, 9W, 5%, 2K, 160ppm/, Standard)
Series: EWWR
Power Code: 1112=2W, 1114=4W, 1117=7W, 1119=9W, 1121=21W
Tolerance: J=5%
Resistance: R12=1.2, 2R12=2, 21R1=21, 211R=211, 2K12=2K, 9K31=9.3K
TCR: T=160ppm/
Code: 9=Standard, 1-9=Custom
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