High Reliability Thick Film Chip Resistors KOA RK73H1JTTD2741F Suitable for Industrial and Automotive
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 designed for reliability and meet stringent industry standards, including EU RoHS requirements for lead-free terminations. They are AEC-Q200 qualified, making them suitable for demanding automotive and industrial applications. The construction features a ceramic substrate, resistive film, protective coating, inner electrode, and solder plating.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS, AEC-Q200 Qualified
- Termination Material Options: Sn (Tin), SnPb (Tin-Lead), Au (Gold)
Technical Specifications
| Type (Inch Size Code) | L (mm) | W (mm) | t (mm) | d (mm) | c (mm) | Power Rating (W) | Max. Working Voltage (V) | Operating Temp. Range (C) | T.C.R. (x10-6/K) | Resistance Range |
|---|---|---|---|---|---|---|---|---|---|---|
| 1F (01005) | 0.4 (0.016) | 0.2 (0.008) | 0.1 (0.004) | 0.11 (0.004) | 0.13 (0.005) | 0.03 | 20 | -55 to +125 | 250 | 10 - 91k |
| 1H (0201) | 0.6 (0.024) | 0.3 (0.012) | 0.1 (0.004) | 0.03 (0.001) | 0.03 (0.001) | 0.05 | 25 | -55 to +125 | 200, 400 | 1.0 - 9.1, 10 - 1M, 1.02M - 10M |
| 1E (0402) | 1.0 (0.039) | 0.5 (0.020) | 0.15 (0.006) | 0.05 (0.002) | 0.05 (0.002) | 0.1 | 50 | -55 to +155 | 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 10M |
| 1J (0603) | 1.6 (0.063) | 0.8 (0.031) | 0.2 (0.008) | 0.1 (0.004) | 0.1 (0.004) | 0.125 | 50 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M |
| 2A (0805) | 2.0 (0.079) | 1.25 (0.049) | 0.25 (0.010) | 0.15 (0.006) | 0.15 (0.006) | 0.25 | 75 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M |
| 2B (1206) | 3.2 (0.126) | 1.6 (0.063) | 0.3 (0.012) | 0.2 (0.008) | 0.2 (0.008) | 0.25 | 100 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M |
| 2E (1210) | 2.5 (0.098) | 2.0 (0.079) | 0.4 (0.016) | 0.2 (0.008) | 0.2 (0.008) | 0.5 | 150 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 5.62M - 10M |
| 2H / W2H (2010) | 5.0 (0.197) | 2.5 (0.098) | 0.5 (0.020) | 0.25 (0.010) | 0.25 (0.010) | 0.75 | 200 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M, 5.62M - 10M |
| 3A / W3A (2512) | 6.3 (0.248) | 3.1 (0.122) | 0.5 (0.020) | 0.25 (0.010) | 0.25 (0.010) | 1.0 | 200 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M, 5.62M - 10M |
| W3A2 (2512) | 6.3 (0.248) | 3.1 (0.122) | 0.5 (0.020) | 0.25 (0.010) | 0.25 (0.010) | 2.0 | 400 | -55 to +155 | 100, 200, 400 | 1.0 - 9.76, 10 - 1M, 1.02M - 5.6M, 5.62M - 10M |
Performance Characteristics
| Parameter | Requirement | Test Method |
|---|---|---|
| Resistance T.C.R. | Within specified tolerance | |
| Overload (Short time) | 2% (1%: 1F) | 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: R<10, R>1M) | 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 |
| Endurance at 70C | 2% (1J, 2A, 2B); 3% (Another) | 70C 2C, 1000 hours |
| High Temperature Exposure | 1% (1F); 0.5% (Another) | +125C, 1000 hours: 1F; +155C, 1000 hours: 1E, 1H, 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A/W3A2 |
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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