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合金电阻又被称为合金采样电阻，毫欧合金电阻，电流取样 电阻，电流检测电阻，超低阻电阻. 阻值范围在0.5mΩ～22mΩ之间，电阻主要材料为铜，再加上 其他的材料就成了康铜，锰铜等。
合金电阻作为电流载体：阻值 精准，温度稳定性，产品的安全性，稳定性明显高于普通的陶瓷 电阻，同时由于合金金属的导电率强导热性好，达到很大的功率， 所以常常用于电路中电流的采样。用于反馈电路中变化的电流， 以便进一步地控制或影响电流的变化。
Ultra Low Ohm (Metal Strip) Chip Resistor - LR Series Files Download
Derating Curve
Metal strip ultra low ohm resistor for sensing large current , withstand high temperature. Low TCR for stable resistance drift through high temp.
High power rating up to 3 Watts.
Low TCR down to ±50 PPM/°C.
Resistance values from 0.5m to 10m ohm.
Customized resistance available.
Wide range package sizes 1206 / 2010 / 2512.
AEC-Q200 Compliance (only LR12 Black).
NB (for Power Management)
MB (for Power Management)
SWPS (DC-DC Converter, Charger, Adaptor)
Monitor (for Power Management)
| Item Part No. | Power Rating at 70°C | Operating Temp. Range | Resistance Range (mΩ) | TCR (PPM/°C) | ||
|---|---|---|---|---|---|---|
| ±1% | ±3% | ±5% | ||||
| LR06□TF0M50 | 1W | -55°C ~ +170°C | 0.5 | ±200 | ||
| LR06□TD□□□□ | 1W | 0.75 - 10 | ±50 | |||
| LR12□TD□□□□ | 1W | 0.5, 0.75, 1, 1.5, 2 | ±50 | |||
| LR12□TW□□□□ | 1W | 6, 6.5, 7 | ±75 | |||
| LR12□TE□□□□ | 1W | 4, 5, 10 | ±100 | |||
| LR12□TK□□□□ | 1W | 2.5, 3 | ±150 | |||
