High accuracy KOA RK73H2ATTD3301F thick film chip resistors with ceramic substrate and solder plating
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Product Description
RK73H Precision Thick Film Chip Resistors
The RK73H series offers high-precision thick film chip resistors with 0.5% and 1% tolerances. These resistors are AEC-Q200 qualified and meet EU RoHS requirements for lead-free terminations. They are suitable for a wide range of applications requiring reliable and accurate resistance values.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS, AEC-Q200 Qualified
- Material: Thick film, Ceramic Substrate, Ni Plating, Solder Plating
Technical Specifications
| Type/Size | L (mm) | W (mm) | t (mm) | d (mm) | Power Rating (W) | Resistance Range | Tolerance | Max. Working Voltage (V) | Operating Temp. Range (C) | T.C.R. (x10-6/K) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1F (01005) | 0.4 (0.016) | 0.2 (0.008) | 0.1 (0.004) | 0.11 (0.004) | 0.03 | 10 - 1M | 0.5%, 1% | 20 | -55 to +125 | 250 |
| 1H (0201) | 0.6 (0.024) | 0.3 (0.012) | 0.1 (0.004) | 0.1 (0.004) | 0.05 | 10 - 1M | 0.5%, 1% | 25 | -55 to +125 | 200, 400 |
| 1E (0402) | 1.0 (0.039) | 0.5 (0.02) | 0.15 (0.006) | 0.15 (0.006) | 0.1 | 10 - 1M | 0.5%, 1% | 50 | -55 to +155 | 200, 400 |
| 1J (0603) | 1.6 (0.063) | 0.8 (0.031) | 0.2 (0.008) | 0.2 (0.008) | 0.125 | 10 - 1M | 0.5%, 1% | 50 | -55 to +155 | 200, 400 |
| 2A (0805) | 2.0 (0.079) | 1.25 (0.049) | 0.25 (0.01) | 0.3 (0.012) | 0.25 | 10 - 1M | 0.5%, 1% | 75 | -55 to +155 | 100, 200, 400 |
| 2B (1206) | 3.2 (0.126) | 1.6 (0.063) | 0.35 (0.014) | 0.4 (0.016) | 0.25 | 10 - 1M | 0.5%, 1% | 100 | -55 to +155 | 100, 200, 400 |
| 2E (1210) | 2.5 (0.098) | 2.0 (0.079) | 0.4 (0.016) | 0.5 (0.02) | 0.5 | 10 - 1M | 0.5%, 1% | 150 | -55 to +155 | 100, 200, 400 |
| 2H/W2H (2010) | 5.0 (0.197) | 2.5 (0.098) | 0.5 (0.02) | 0.65 (0.026) | 0.75 | 10 - 1M | 0.5%, 1% | 200 | -55 to +155 | 100, 200, 400 |
| 3A/W3A/W3A2 (2512) | 6.3 (0.248) | 3.1 (0.122) | 0.65 (0.026) | 0.65 (0.026) | 1.0 / 2.0 (W3A2) | 10 - 1M | 0.5%, 1% | 200 / 400 (W3A2) | -55 to +155 | 100, 200, 400 |
Performance Characteristics
| Parameter | Requirement | Limit |
|---|---|---|
| Resistance T.C.R. | Within specified tolerance | Within specified T.C.R. |
| Overload (Short time) | Rated Voltage x 2.5 for 5 seconds (1E, 2B, W3A2: Rated Voltage x 2 for 5 seconds) | 2% (1%: 1F; 0.5%: Others) |
| Resistance to Soldering Heat | 260C 5C, 10 seconds 1 second | 1% (1F ~ W3A2, 10R1M); 3% (1H ~ W3A2, R1M) |
| Rapid Change of Temperature | -55C (30 min), +125C (30 min), 100 cycles | 1% (1F); 0.5% (Others) |
| Moisture Resistance | 40C 2C, 90%-95% RH, 1000 hours | 2% (1J, 2A, 2B); 3% (Others) |
| Endurance at 70C | 70C 2C, 1000 hours | 2% (1J, 2A, 2B); 3% (Others) |
| High Temperature Exposure | +125C, 1000 hours (1F); +155C, 1000 hours (Others) | 1% |
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina