CR MAGNETICS INC, USA, DC Hall effect sensor
The CR5210 DC current sensing sensor design provides a DC signal that is proportional to the DC sensed current. It is mainly for daily DC power applications; 2-10 amps utilize advanced magnetic modulator technology, while 20 amps and above utilize Hall effect technology. The CR5210 has +/-5 VDC, is bidirectional, and is ideal for battery charging applications.