Product Overview
The SR73 series are low resistance flat chip resistors designed for current detection in power supply and motor circuits. They offer high reliability and performance with a resistance tolerance of 0.5% and a temperature coefficient of 10010-6/K. These resistors are suitable for both reflow and flow soldering, and lead-free termination products meet EU-RoHS requirements. They are AEC-Q200 qualified (excluding 1H type).
Product Attributes
- Brand: KOA
- Product Line: SR73
- Type: Low Resistance Flat Chip Resistors
- Certifications: IEC 60115-8, JIS C 5201-8, EIAJ RC-2134C, AEC-Q200 qualified (Exemption 1H)
- Environmental Compliance: EU-RoHS
Technical Specifications
| Type (Inch Size Code) | Dimensions (mm) L x W x t | Power Rating | Rated Ambient Temp. () | Rated Terminal Part Temp. () | Resistance Tolerance | T.C.R. (10-6/K) | Resistance Range () | Taping & Qty /Reel (pcs) | Weight (g/1000pcs) |
| 1H (0201) | 0.60.03 x 0.30.03 x 0.230.03 | 0.1W | 70 | D:0.5%, F:1%, G:2%, J:5% | 0 to +4000 (0 to +5000 for 0.27-10) | 0.18 to 10 | TCM: 15,000 | 0.14 | |
| 1E (0402) | 1.0 x 0.5 x 0.350.05 | 0.166W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 2000 (3000 for 0.2-0.47, 5000 for 0.1-0.18) | 0.1 to 10.0 | TPL: 20,000, TP: 10,000 | 0.68 |
| 1J (0603) | 1.60.2 x 0.8 x 0.450.1 | 0.2W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 2000 | 0.1 to 10. | TP: 10,000, 5,000 | 2.14 |
| 1J (0603) | 1.60.2 x 0.8 x 0.450.1 | 0.25W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 2000 | 0.1 to 1 | TP: 10,000, 5,000 | 2.14 |
| 2A (0805) | 2.00.2 x 1.250.1 x 0.50.1 | 0.33W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.051-0.091, 8000 for 0.03-0.047) | 0.03 to 10. | TP: 10,000, 5,000, 4,000 | 4.54 |
| 2A (0805) | 2.00.2 x 1.250.1 x 0.50.1 | 0.5W | 105 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.051-0.091, 8000 for 0.03-0.047) | 0.03 to 10. | TP: 10,000, 5,000, 4,000 | 4.54 | |
| 2B (1206) | 3.20.2 x 1.60.2 x 0.60.1 | 0.33W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.056-0.091, 8000 for 0.03-0.051) | 0.03 to 10. | TP: 5,000, 4,000 | 9.14 |
| 2B (1206) | 3.20.2 x 1.60.2 x 0.60.1 | 0.5W | 110 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.056-0.091, 8000 for 0.03-0.051) | 0.03 to 10. | TP: 5,000, 4,000 | 9.14 | |
| 2E (1210) | 2.60.2 x 1.60.2 x 0.60.1 | 0.5W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.036-0.043, 1000 for 0.024-0.033) | 0.024 to 10. | TP: 5,000, 4,000 | 15.50 |
| 2E (1210) | 2.60.2 x 1.60.2 x 0.60.1 | 0.66W | 110 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.036-0.043, 1000 for 0.024-0.033) | 0.024 to 10. | TP: 5,000, 4,000 | 15.50 | |
| W2H (2010) | 5.00.2 x 2.50.2 x 0.650.15 | 0.75W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.056-0.091, 8000 for 0.033-0.051) | 0.033 to 10. | TP: 4,000 | 24.30 |
| W3A (2512) | 6.30.2 x 3.10.2 x 0.650.15 | 1W | 70 | 125 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.056-0.091, 8000 for 0.039-0.051) | 0.039 to 10. | TP: 4,000 | 37.10 |
| W3A2 (2512) | 6.30.2 x 3.10.2 x 0.650.15 | 2W | 95 | D:0.5%, F:1%, G:2%, J:5% | 1000 (2000 for 0.1-10, 5000 for 0.056-0.091, 8000 for 0.039-0.051) | 0.039 to 10. | TP: 4,000 | 37.10 |
Applications
- Current detecting resistors for power supply, motor circuits, etc.
- Car electronics, Computers, HDDs, Cellular-telephones, Power supplies, and Motor circuits, etc.
Features
- High reliability and performance with resistance tolerance 0.5%, T.C.R. 10010-6/K.
- Suitable for both reflow and flow solderings.
- Lead-free termination products meet EU-RoHS requirements.
- AEC-Q200 qualified (Exemption 1H).
Derating Curve
For resistors operated at an ambient temperature of 70 or above, a power rating shall be derated in accordance with the derating curve. For resistors operated at terminal part temperature of described for each size or above, a power rating shall be derated in accordance with derating curve.
2410121322_KOA-SR732BTTDR330F_C186609.pdf
Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible
