open loop current sensor

The RTH611 is a customer-programmable, high-precision linear Hall effect sensor IC. It is packaged in subminiature package to allow for easy integration with a magnetic core to create a highly accurate current sensing module. The programmable nature of the RTH611 enables it to account for manufacturing tolerances in the final current sensing module assembly.

Rongtech's RT118W Hall current sensor IC, as an AEC-Q100 certified solution with 4800Vrms isolation rating, demonstrates strong R&D capabilities through its integrated magnetic field shielding and 0.8mΩ copper conduction path technology. With monthly production capacity exceeding 50,000 units and strategic inventory management, we reliably supply global automotive and industrial clients including EV charging pile manufacturers and solar inverter companies. The product's 120kHz bandwidth and 4μs response time have proven effective in motor control and power supply applications across 30+ countries.

Rongtech’s RT118W Hall Current Sensor IC—an AEC-Q100 qualified device with 4800VRMS reinforced isolation—suits solar MPPT, telecom power, and charging piles. Its 0.8mΩ primary conductor cuts power loss, while the compact SOIC-16 package replaces bulky current-sensing solutions. Boasting 120kHz bandwidth and stable chopper stabilization, it delivers precise AC/DC current sensing. Backed by mass production capacity, the sensor meets steady industrial/automotive demand with prompt stock availability.

Rongtech’s RT148 Linear Hall Effect Current Sensor IC, an AEC-Q100 qualified automotive-grade device, excels in motor control and over-current protection. Boasting 450kHz high bandwidth and programmable digital temperature compensation, it ensures stable AC/DC current sensing across -40°C to 150°C. With low 0.75mΩ power loss and integrated shielding, the sensor fits space-constrained industrial/automotive setups. Backed by mass production capacity, it meets steady client demand with prompt delivery.

The RTO300LB Series is a versatile Hall effect current sensor​ designed as a reliable 300A current sensor​ for demanding industrial applications. It serves as an ideal current sensor for VFD​ and UPS systems, providing precise measurement through its efficient open loop current sensor​ design. Manufactured by Rongtech, a trusted current sensor manufacturer, it guarantees safety with full galvanic isolation between circuits, making it a cost-effective and robust solution for motor control and power management.

Leveraging advanced Hall-effect technology, the RTO600ZR565 sensor delivers precise current measurement for demanding applications like Variable Speed Drives (VFDs)​ and industrial UPS​ systems. As a trusted current sensor manufacturer, our automated production lines and stringent quality control ensure high-volume capability and consistent performance, supporting swift delivery for global clients. This proven design is backed by thousands of units shipped, making it a reliable and cost-effective solution for your power management needs.