Lead free thick film chip resistor KOA RK73B2HTTE103J with high reliability and wide resistance range
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
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Product Description
Product Overview
The RK73B series are general-purpose thick film chip resistors designed for wide applications. They offer excellent heat and weather resistance due to their metal glaze thick film construction, making them suitable for both flow and reflow soldering. Products with lead-free terminations meet EU RoHS requirements.
Product Attributes
- Brand: KOA Speer
- Series: RK73B
- Certifications: EU RoHS compliant (for lead-free terminations)
- Testing: AEC-Q200 Tested (specific sizes listed)
Technical Specifications
| Type | Size (EIA Code) | Power Rating (W) | Resistance Range | Tolerance | Max. Working Voltage (V) | T.C.R. (x10-6/K) | Operating Temp. Range (C) | Rated Ambient Temp. (C) | Rated Terminal Part Temp. (C) |
| RK73B1F | 1F (01005) | 0.03 | 10 - 91k | 2%, 5% | 20 | 250 | -55 to +125 | 70 | 125 |
| RK73B1H | 1H (0201) | 0.05 | 10 - 10M | 2%, 5% | 25 | 200 | -55 to +125 | 70 | 125 |
| RK73B1E | 1E (0402) | 0.1 | 1 - 10M | 2%, 5% | 50 | 200 | -55 to +125 | 70 | 125 |
| RK73B1J | 1J (0603) | 0.1 / 0.125 | 1 - 10M | 2%, 5% | 75 | 200 | -55 to +125 | 70 | 125 |
| RK73B2A | 2A (0805) | 0.25 | 1 - 10M | 2%, 5% | 75 | 200 | -55 to +155 | 70 | 155 |
| RK73B2B | 2B (1206) | 0.25 | 1 - 10M | 2%, 5% | 100 | 200 | -55 to +155 | 70 | 155 |
| RK73B2E | 2E (1210) | 0.50 | 1 - 10M | 2%, 5% | 150 | 200 | -55 to +155 | 70 | 155 |
| RK73BW2H/2H | W2H/2H (2010) | 0.75 | 1.1k - 1M / 1 - 1k | 2%, 5% | 200 | 200 | -55 to +155 | 70 | 155 |
| RK73BW3A/3A | W3A/3A (2512) | 1.0 | 1 - 1k / 1.1k - 10M | 2%, 5% | 200 | 200 | -55 to +155 | 70 | 155 |
| RK73BW3A2 | W3A2 (2512) | 2.0 | 6.2M - 22M / 1 - 5.6M | 2%, 5% | 400 | 400 | -55 to +155 | 70 | 155 |
Performance Characteristics
| Parameter | Requirement | Limit | Test Method |
| Resistance T.C.R. | Within specified tolerance | ||
| 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%: 1F~W3A2 (R1M) | |
| Rapid Change of Temperature Characteristic (Nil) | -55C (30 min), +125C (30 min), 100 cycles | 1%: 1F / 0.5%: Others | |
| Characteristic (A) Heat Shock Resistance | -55C (30 min), +125C (30 min), 1000 cycles | 0.5%: 1F / 0.3%: Others | |
| Moisture Resistance | 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | 2%: 1J, 2A, 2B / 3%: Others | |
| Endurance at 70C | 70C 2C or rated terminal part temperature 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | 2%: 1J, 2A, 2B / 3%: Others | |
| High Temperature Exposure | +125C, 1000 hours: 1F / +155C, 1000 hours: 1H, 1E, 1J, 2A, 2B, 2E, W2H, W3A, W3A2 | 1% |
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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