Low Resistance Flat Chip Resistors KOA SR732BTTDR330F for Current Detection in Power Supply Circuits
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.
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