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Specifications
Power(Watts):
2W
Resistance:
1.3kΩ
Voltage Rating:
200V
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
WK73R3ATTE1301F
Package:
1225
Key Attributes
Model Number:
WK73R3ATTE1301F
Product Description
Product Overview
The WK73R series are wide terminal type flat chip resistors featuring high reliability and performance. They offer a resistance tolerance of 0.5% and a TCR of 10010-6/K, making them suitable for demanding applications. These resistors are compatible with both reflow and flow soldering and are RoHS compliant. They are qualified according to AEC-Q200 standards.
Product Attributes
- Brand: KOA
- Product Type: Flat Chip Resistors (Wide Terminal Type)
- Coating Color: Black
- Certifications: EU-RoHS compliant (excluding Pb-glass in electrode, resistor element, and glass), AEC-Q200 qualified
- Reference Standards: IEC 60115-8, JIS C 5201-8, EIAJ RC-2134C
- Applications: Power supply, ECU, and automotive-related equipment
Technical Specifications
| Type | Size (Inch) | Dimensions (mm) L x W x t | Power Rating | Resistance Range () | Resistance Tolerance | T.C.R. (10-6/K) | Max. Working Voltage | Max. Overload Voltage | Taping & Q'ty/Reel (pcs) | Rated Ambient Temp. | Rated Terminal Part Temp. |
| WK73R1E | 0204 | 1.0 x 0.5 x 0.35 | 0.33W*1 | 101M | D: 0.5% | 100 | 75V | 100V | TP: 10,000 | - | 125 |
| WK73R1J | 0306 | 1.6 x 0.8 x 0.45 | 0.5W*1 | 101M | D: 0.5% | 100 | 150V | 200V | TD: 5,000 | - | 125 |
| WK73R2A | 0508 | 2.0 x 1.25 x 0.55 | 0.75W*1 | 20.5k1M | D: 0.5% | 100 | 200V | 400V | TD: 5,000 | - | 125 |
| WK73R2A | 0508 | 2.0 x 1.25 x 0.55 | 1W*1 | 1020k | D: 0.5% | 100 | 200V | 400V | TD: 5,000 | - | 125 |
| WK73R2B | 0612 | 3.2 x 1.6 x 0.6 | 0.75W | 101M | D: 0.5% | 100 | - | - | TP: 5,000 | 70 | 125 |
| WK73R2B | 0612 | 3.2 x 1.6 x 0.6 | 1W*1 | 109.76k | D: 0.5% | 100 | - | - | TP: 5,000 | 115 | 125 |
| WK73R2H | 1020 | 5.0 x 2.5 x 0.75 | 1W | 10430k | D: 0.5% | 100 | - | - | TD: 4,000 | 70 | 125 |
| WK73R2H | 1020 | 5.0 x 2.5 x 0.75 | 1W | 432k1M | D: 0.5% | 200 | - | - | TD: 4,000 | 70 | 125 |
| WK73R2J | 1218 | 4.6 x 3.1 x 0.4 | 1W | 10510k | D: 0.5% | 100 | - | - | TD: 4,000 | 70 | 100 |
| WK73R2J | 1218 | 4.6 x 3.1 x 0.4 | 1W | 511k1M | D: 0.5% | 200 | - | - | TD: 4,000 | 70 | 100 |
| WK73R3A | 1225 | 6.3 x 3.1 x 0.45 | 1.5W | 10330k | D: 0.5% | 100 | - | - | TD: 4,000 | 70 | 125 |
| WK73R3A | 1225 | 6.3 x 3.1 x 0.45 | 1.5W | 332k1M | D: 0.5% | 200 | - | - | TD: 4,000 | 70 | 125 |
| WK73R3A | 1225 | 6.3 x 3.1 x 0.45 | 2W*1 | 10330k | D: 0.5% | 100 | - | - | TE: 4,000 | 115 | 125 |
| WK73R3A | 1225 | 6.3 x 3.1 x 0.45 | 2W*1 | 332k1M | D: 0.5% | 200 | - | - | TE: 4,000 | 115 | 125 |
2409300002_KOA-WK73R3ATTE1301F_C346168.pdf
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