Product Overview
The RN73H series are high-reliability metal film flat chip resistors designed for demanding applications. They offer precise resistance values, excellent temperature coefficient of resistance (TCR), low current noise, and improved moisture resistance. Suitable for various industrial and automotive control circuits, these resistors are compatible with both flow and reflow soldering and meet EU-RoHS requirements. They 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 company name and product details)
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, 250, 500 | 4710k (0.05% to 1%) | 50 | 100 | 10,000 (TP, TD, TE) |
| 1J (0603) | 1.6 x 0.8 x 0.45 | 0.1 | 85 | 100, 250, 500 | 4759k (0.05% to 1%) 10059k (0.1%, 0.25%) 10300k (0.5%, 1%) | 75 | 150 | 5,000 (TD, TE) |
| 2A (0805) | 2.0 x 1.25 x 0.5 | 0.125 | 85 | 100, 250, 500 | 47100k (0.05% to 1%) 100100k (0.1%, 0.25%) 101.5M (0.5%, 1%) | 150 | 300 | 5,000 (TD), 4,000 (TE) |
| 2B (1206) | 3.2 x 1.6 x 0.6 | 0.25 | 85 | 100, 250, 500 | 47300k (0.05% to 1%) 100300k (0.1%, 0.25%) 101M (0.5%, 1%) | 200 | 400 | 5,000 (TD), 4,000 (TE) |
| 2E (1210) | 2.5 x 14.5 (Dimensions for 2E are incomplete in source) | 0.25 | 85 | 100, 250, 500 | 51510k (0.05% to 1%) 100510k (0.1%) 101M (0.5%, 1%) | 200 | 400 | 5,000 (TD), 4,000 (TE) |
Performance Summary
| Test Items | Performance Requirements (Limit) | Typical Value | Test Methods |
| Resistance | Within specified tolerance | 25 | |
| T.C.R. | Within specified T.C.R. | +25/+125 : T.C.R.=5(10-6/K) +25/-55 and +25/+155 : another | |
| Overload (Short time) | 0.05% | 0.01% | Rated voltage 2.5 or Max. overload vol., whichever is less, for 5s |
| Resistance to soldering heat | 0.05% (2) | 0.01% | 2605, 10s1s |
| Rapid change of temperature | 0.1% (2) | 0.02% | 1E, 1J, 2A : -55 (30min.) /+155 (30min.) 1000 cycles 2B, 2E : -55 (30min.) /+155 (30min.) 500 cycles |
| Moisture resistance | 0.1% (2) | 0.05% | 852, 85%5%RH, 1000h (1.5h ON/0.5h OFF cycle) |
| Endurance at 85 | 0.1% | 0.03% | 852, 3000h (1.5h ON/0.5h OFF cycle) |
| High temperature exposure | 0.1% (2) | 0.05% | +155, 1000h |
2410121632_KOA-RN73H2ATTD1501B25_C186257.pdf
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