LRF12
Description
- Low Resistance and High Accuracy Resistor for Current Detection
- Large Electrode (All series)
- Good Performance for Heat Dissipation
- High Purity Alumina Substrate for High Power Dissipation
- Pb-free to Meet RoHS Requirements
Part Numbering System
| Parameter | Standard |
|---|---|
| Power Rating | 1W |
| Resistance Value | 100~910mΩ |
| Operating Temperature Range | -55 to +155°C |
| Component Temperature Coefficient (TCR) | ± 100 ppm/°C |
| Maximum Working Voltage (V) | (P×R)1/2(P \times R)^{1/2} |
| Rating Current (A) | (P/R)1/2(P / R)^{1/2} |
P=Power Rating; R=Resistance Value
Standard Electrical Specifications
| Type | Rating Power at 70℃ | T.C.R. (ppm/℃) | Resistance Range(mΩ) 1.0%（ F） 2.0%（ G） 5.0%（ J） | Operating Temperature(℃) |
|---|---|---|---|---|
| LRF12 | 1W | 100 | 100-910 | -55~+155°C |
Dimensions
Unit: Millimeters
| Type | L | W | C | d | t |
|---|---|---|---|---|---|
| LRF 12 | 3.1 ±0.2 | 1.55 ±0.2 | 0.5±0.3 | 0.4±0.2 | 0.55± 0.1 |
Recommended land pattern
Unit: Millimeters
| Type | a | b | L |
|---|---|---|---|
| LRF12 | 2.50±0.2 | 2.2±0.2 | 0.70±0.20 |
Tapping & Package
| Type | Pack | A ±0.2 | B ±0.2 | D0 ±0.1 | E ±0.1 | F ±0.05 | P0 ±0.1 | P1 ±0.1 | P2 ±0.1 | W ±0.2 | T ±0.1 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1206 | Paper | 2.00 | 3.60 | 1.50 | 1.75 | 3.50 | 4.00 | 4.00 | 2.00 | 8.00 | 0.84 |
Reel Specification
| Type | A | B | C | W | T |
|---|---|---|---|---|---|
| 1206 | 178.00±0.2 | 60.00±1.0 | 13.00±1.0 | 9.00±1.0 | 11.40±1.0 |
Derating Curve
For resistors operated at ambient temperature over 70℃, power rating shall bederated in accordance with figure 1.
Packaging
Quantity: 5, 000pcs
8mm wide tape on 178mm(7 inch) diameter reel -specification EIA
Standard 481.