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Specifications
Power(Watts):
250mW
Resistance:
3.9kΩ
Voltage Rating:
200V
Temperature Coefficient:
±200ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±5%
Mfr. Part #:
RK73B2BTTD392J
Package:
1206
Key Attributes
Model Number:
RK73B2BTTD392J
Product Description
Product Overview
The RK73B is a general-purpose thick film chip resistor available in 2% and 5% tolerances. It features a wide lineup from 01005 to 2512 sizes, excellent heat and weather resistance due to its metal glaze thick film, and is suitable for both flow and reflow solderings. Products with lead-free terminations meet EU RoHS requirements. AEC-Q200 tested for various sizes.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Origin: USA
- Certifications: EU RoHS compliant (for lead-free terminations), AEC-Q200 Tested
- Materials: Protective Coating, Inner Electrode, Resistive Film, Ceramic Substrate, Sn Plating, Ni Plating
Technical Specifications
| Type | Size (EIA) | Power Rating (W) | Resistance Range | Tolerance | Max. Working Voltage (V) | T.C.R. (x10-6/K) | Operating Temperature Range (C) | Rated Ambient Temp. (C) | Rated Terminal Part Temp. (C) |
| RK73B1F | 01005 | 0.03W | 10 - 91k | G: 2%, J: 5% | 20 | 250 | -55C to +125C | 70 | 125 |
| RK73B1H | 0201 | 0.05W | 10 - 91k | G: 2%, J: 5% | 25 | 250 | -55C to +125C | 70 | 125 |
| RK73B1E | 0402 | 0.1W | 1 - 10M | G: 2%, J: 5% | 50 | 200 | -55C to +155C | 70 | 155 |
| RK73B1J | 0603 | 0.1W | 1 - 10M | G: 2%, J: 5% | 75 | 200 | -55C to +155C | 70 | 155 |
| RK73B2A | 0805 | 0.125W | 1 - 10M | G: 2%, J: 5% | 75 | 200 | -55C to +155C | 70 | 155 |
| RK73B2B | 1206 | 0.25W | 1 - 10M | G: 2%, J: 5% | 100 | 200 | -55C to +155C | 70 | 155 |
| RK73B2E | 1210 | 0.25W | 1 - 10M | G: 2%, J: 5% | 150 | 200 | -55C to +155C | 70 | 155 |
| RK73BW2H/2H | 2010 | 0.50W | 1.1k - 1M (200); 1 - 1k (400); 1.1k - 10M (200); 1 - 5.6M (400) | G: 2%, J: 5% | 200 | 200, 400 | -55C to +155C | 70 | 155 |
| RK73BW3A/3A | 2512 | 0.75W | 1 - 1k (200); 1.1k - 10M (400); 1 - 1M (200); 1.1M - 10M (400); 1 - 5.6M (200); 6.2M - 22M (400) | G: 2%, J: 5% | 200 | 200, 400 | -55C to +155C | 70 | 155 |
| RK73BW3A2 | 2512 | 1.0W | 1 - 5.6M (200); 6.2M - 22M (400); 10 - 5.6M (200); 1 - 5.6M (400) | G: 2%, J: 5% | 400 | 200, 400 | -55C to +155C | 70 | 155 |
Dimensions and Construction
| Type | L (inches/mm) | W (inches/mm) | t (inches/mm) | d (inches/mm) |
| 1F (01005) | .015.001 (.4.02) | .007.001 (.2.02) | .004.001 (.10.03) | .004.001 (.11.03) |
| 1H (0201) | .024.001 (.6.03) | .012.001 (.3.03) | .004.002 (.1.05) | .006.002 (.15.05) |
| 1E (0402) | .039 +.004 -.002 (1.0 +0.1 ) -0.05 | .012.004 (.3.1) | .008.004 (.2.1) | .012.004 (.3.1) |
| 1J (0603) | .063.008 (1.6.2) | .031.004 (.8.1) | .012.004 (.3.1) | .016.008 (.4.2) |
| 2A (0805) | .079.008 (2.0.2) | .049.004 (1.25.1) | .012.004 (.3.1) | .02.012 (.5.3) |
| 2B (1206) | .098.008 (2.5.2) | .063.008 (1.6.2) | .012.0046 (.3.15) | .02.012 (.5.3) |
| 2E (1210) | .102.008 (2.6.2) | .079.008 (2.0.2) | .01.004 (.25.1) | .016.008 (.4.2) |
| 2H (2010) | .122.008 (3.1.2) | .098.008 (2.5.2) | .016.008 (.4.2) | .02.012 (.5.3) |
| W2H*2 (2010) | .122.008 (3.1.2) | .098.008 (2.5.2) | .016.008 (.4.2) | .02.012 (.5.3) |
| 3A*2 (2512) | .126.008 (3.2.2) | .122.008 (3.1.2) | .02.012 (.5.3) | .02.012 (.5.3) |
| W3A*2 (2512) | .126.008 (3.2.2) | .122.008 (3.1.2) | .02.012 (.5.3) | .02.012 (.5.3) |
| W3A2*2 (2512) | .126.008 (3.2.2) | .122.008 (3.1.2) | .024.008 (.6.2) | .022.004 (.55.1) |
*1 Parentheses indicate EIA package size codes. *2 RK73B 2H, 3A and 3A2 are also still available (different d dimensions = 0.4 +0.2/-0.1mm).
2410121522_KOA-RK73B2BTTD392J_C4038651.pdf
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