Precision Thick Film Chip Resistors KOA RK73H2BTTD4872F Offering 0.5 and 1 Percent Tolerance Options
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 feature lead-free terminations meeting EU RoHS requirements. They are AEC-Q200 Qualified and suitable for a wide range of applications requiring reliable and accurate resistance values.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS Compliant, AEC-Q200 Qualified
- Construction: Protective Coating, Inner Electrode, Resistive Film, Ceramic Substrate, Solder Plating Ni Plating
Technical Specifications
| Type (Inch Size Code) | Dimensions (mm) L x W x T | Power Rating | Resistance Range | Tolerance | T.C.R. (x10^-6/K) | Max. Working Voltage | Operating Temp. Range |
|---|---|---|---|---|---|---|---|
| 1F (01005) | 0.4 x 0.2 x 0.1 | 0.03W | 10 - 91k* | 0.5%, 1% | 250 | 20V | -55C to +125C |
| 1H (0201) | 0.6 x 0.3 x 0.15 | 0.05W | 10 - 1M | 0.5%, 1% | 200 | 25V | -55C to +125C |
| 1E (0402) | 1.0 x 0.5 x 0.2 | 0.1W | 10 - 1M | 0.5%, 1% | 200 | 30V | -55C to +155C |
| 1J (0603) | 1.6 x 0.8 x 0.3 | 0.125W | 10 - 1M | 0.5%, 1% | 200 | 50V | -55C to +155C |
| 2A (0805) | 2.0 x 1.25 x 0.4 | 0.25W | 10 - 1M | 0.5%, 1% | 200 | 75V | -55C to +155C |
| 2B (1206) | 3.2 x 1.6 x 0.5 | 0.25W | 10 - 1M | 0.5%, 1% | 200 | 100V | -55C to +155C |
| 2E (1210) | 3.2 x 2.5 x 0.5 | 0.5W | 10 - 1M | 0.5%, 1% | 200 | 150V | -55C to +155C |
| 2H/W2H (2010) | 5.0 x 2.5 x 0.5 | 0.75W | 10 - 1M | 0.5%, 1% | 100, 200 | 200V | -55C to +155C |
| 3A/W3A (2512) | 6.3 x 3.1 x 0.5 | 1.0W | 10 - 1M | 0.5%, 1% | 100, 200 | 200V | -55C to +155C |
| W3A2 (2512) | 6.3 x 3.1 x 0.5 | 2.0W | 10 - 1M | 0.5%, 1% | 100, 200 | 400V | -55C to +155C |
Performance Characteristics
| Parameter | Requirement | Test Method |
|---|---|---|
| Resistance T.C.R. | Within specified tolerance | |
| Overload (Short time) | 2% (1F: 1%) | Rated Voltage x 2.5 for 5 seconds (1E, 2B, W3A2: Rated Voltage x 2 for 5 seconds) |
| Resistance to Soldering Heat | 1%: 1F ~ W3A2 (10R1M); 3%: 1H ~ W3A2 (R1M) | 260C 5C, 10 seconds 1 second |
| Rapid Change of Temperature | 1%: 1F; 0.5% Another | -55C (30 min), +125C (30 min), 100 cycles |
| Moisture Resistance | 2%: 1J, 2A, 2B; 3%: Another | 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle |
| Endurance at 70C | 2%: 1J, 2A, 2B; 3%: Another | 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle |
| High Temperature Exposure | 1% | +125C, 1000 hours: 1F; +155C, 1000 hours: 1E, 1H, 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A/W3A2 |
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