Product Overview
The RN73H series are high-reliability metal film flat chip resistors designed for precision applications. They offer tight resistance tolerances, excellent temperature coefficient of resistance (TCR), low current noise, and an extended operating temperature range. These resistors are suitable for various industrial and automotive control circuits and are compatible with both flow and reflow soldering processes. They meet EU-RoHS requirements and are AEC-Q200 qualified.
Product Attributes
- Brand: KOA
- Product Type: Metal Film Flat Chip Resistors (High Reliability)
- Coating Color: Black
- Certifications: EU-RoHS, AEC-Q200 Qualified
- Origin: Japan (implied by language and quality standards)
Technical Specifications
| Type (Inch Size Code) | Dimensions (mm) L x W x t | Power Rating (W) | Rated Ambient Temp. () | T.C.R. (10-6/K) | Resistance Range () | Max. Working Voltage (V) | Max. Overload Voltage (V) | Taping & Q'ty/Reel (pcs) |
| 1E (0402) | 1.0 x 0.5 x 0.35 | 0.063 | 85 | 100 | 4710k | 50 | 100 | 10,000 (TP, TD, TE) |
| 1E (0402) | 1.0 x 0.5 x 0.35 | 0.063 | 85 | 250 | 47300k | 50 | 100 | 10,000 (TP, TD, TE) |
| 1E (0402) | 1.0 x 0.5 x 0.35 | 0.063 | 85 | 500 | 10300k | 50 | 100 | 10,000 (TP, TD, TE) |
| 1J (0603) | 1.6 x 0.8 x 0.45 | 0.1 | 85 | 100 | 4759k | 75 | 150 | 5,000 (TD, TE) |
| 1J (0603) | 1.6 x 0.8 x 0.45 | 0.1 | 85 | 250 | 151M | 75 | 150 | 5,000 (TD, TE) |
| 1J (0603) | 1.6 x 0.8 x 0.45 | 0.1 | 85 | 500 | 151M | 75 | 150 | 5,000 (TD, TE) |
| 1J (0603) | 1.6 x 0.8 x 0.45 | 0.1 | 85 | 100 | 101M | 75 | 150 | 5,000 (TD, TE) |
| 2A (0805) | 2.0 x 1.25 x 0.5 | 0.125 | 85 | 100 | 47100k | 150 | 300 | 5,000 (TP), 4,000 (TD, TE) |
| 2A (0805) | 2.0 x 1.25 x 0.5 | 0.125 | 85 | 250 | 151.5M | 150 | 300 | 5,000 (TP), 4,000 (TD, TE) |
| 2A (0805) | 2.0 x 1.25 x 0.5 | 0.125 | 85 | 500 | 151.5M | 150 | 300 | 5,000 (TP), 4,000 (TD, TE) |
| 2A (0805) | 2.0 x 1.25 x 0.5 | 0.125 | 85 | 100 | 101.5M | 150 | 300 | 5,000 (TP), 4,000 (TD, TE) |
| 2B (1206) | 3.2 x 1.6 x 0.6 | 0.25 | 85 | 100 | 47300k | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2B (1206) | 3.2 x 1.6 x 0.6 | 0.25 | 85 | 250 | 151M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2B (1206) | 3.2 x 1.6 x 0.6 | 0.25 | 85 | 500 | 151M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2B (1206) | 3.2 x 1.6 x 0.6 | 0.25 | 85 | 100 | 101M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2E (1210) | 2.5 x 2.0 x 0.5 | 0.25 | 85 | 100 | 100510k | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2E (1210) | 2.5 x 2.0 x 0.5 | 0.25 | 85 | 250 | 151M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2E (1210) | 2.5 x 2.0 x 0.5 | 0.25 | 85 | 500 | 151M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
| 2E (1210) | 2.5 x 2.0 x 0.5 | 0.25 | 85 | 100 | 101M | 200 | 400 | 5,000 (TP), 4,000 (TD, TE) |
Applications
- Car electronics
- Industrial equipment
- Medical equipment
Performance
| Test Items | Performance Requirements | Test Methods | Limit | Typical |
| Resistance | Within specified tolerance | 25 | ||
| T.C.R. | Within specified T.C.R. | +25/+125 : T.C.R.=5(10-6/K) | ||
| OverloadShort time | R(0.05% +0.05 ) | Rated voltage 2.5 or Max. overload vol., whichever is less, for 5s | 0.05 | 0.01 |
| Resistance to soldering heat | R(0.05% +0.05 ) 2 | 2605, 10s1s | 0.05 | 0.01 |
| Rapid change of temperature | R0.1% 2 | 1E, 1J, 2A : -55 (30min.) /+155 (30min.) 1000 cycles 2B, 2E : -55 (30min.) /+155 (30min.) 500 cycles | 0.1 | 0.02 |
| Moisture resistance | R0.1% 2 | 852, 85%5%RH, 1000h (1.5h ON/0.5h OFF cycle) | 0.1 | 0.05 |
| Endurance at 85 | R0.1% | 852, 3000h (1.5h ON/0.5h OFF cycle) | 0.1 | 0.03 |
| High temperature exposure | R0.1% 2 | +155, 1000h | 0.1 | 0.05 |
2 Limit depends on resistance value.
2410121632_KOA-RN73H1JTTD1601B25_C186191.pdf
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