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Specifications
Resistance:
100kΩ
Power(Watts):
2W
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
WK73R3ATTE1003F
Package:
SMD,6.4x3.1mm
Key Attributes
Model Number:
WK73R3ATTE1003F
Product Description
Product Overview
The WK73R is a wide-terminal type flat chip resistor featuring reverse-geometry design for high reliability and performance. It offers a T.C.R. of 100 x 10-6/K and resistance tolerance as tight as 0.5%. Products with lead-free terminations meet EU RoHS requirements, though Pb-glass in electrode, resistor element, and glass is exempt. The series is AEC-Q200 tested.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: AEC-Q200 Tested, EU RoHS Compliant (with exemptions)
- Termination Material: Solder Plating, Ni Plating
- Protective Coating: Yes
- Inner Electrode: Yes
- Resistive Film: Yes
- Ceramic Substrate: Yes
Technical Specifications
| Type | Size Code | Resistance Range () | Power Rating | Max. Working Voltage (V) | Max. Overload Voltage (V) | T.C.R. (X 10-6/K) | Operating Temp. Range (C) | Rated Ambient Temp. (C) | Rated Terminal Part Temp. (C) | Tolerance |
| WK73R1E | 1E (0204) | 10 - 1M | 0.33W | 75 | 100 | 100 | -55 to +155 | 70 | 115 | 1%, 5% |
| WK73R1J | 1J (0306) | 10 - 1M | 0.5W | 100 | 150 | 100 | -55 to +155 | 70 | 115 | 1%, 5% |
| WK73R2A | 2A (0508) | 10 - 1M | 0.75W, 1W | 125 | 200 | 100 | -55 to +155 | 70 | 125 | 1%, 5% |
| WK73R2B | 2B (0612) | 10 - 1M | 0.75W, 1W | 125 | 200 | 100, 200 | -55 to +155 | 70 | 115 | 0.5%, 1%, 5% |
| WK73R2H | 2H (1020) | 10 - 1M | 1W | 150 | 200 | 100 | -55 to +155 | 70 | 125 | 0.5%, 1%, 5% |
| WK73R3A | 3A (1225) | 1.5W, 2W | 150 | 200 | 100, 200 | -55 to +155 | 70 | 115 | 0.5%, 1%, 5% |
2411041557_KOA-WK73R3ATTE1003F_C4266175.pdf
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