DESCRIPTION

· The SENIS® SENCS1Dx is a programmable current sensor combining a linear Hall sensor and Coil for enhanced measurement bandwidth and signal-to-noise ratio.

· It features a factory-trimmed transfer characteristic over temperature and is programmable during end-of-line customer calibration.

· Typically used with a ring-shaped soft ferromagnetic core for current sensing applications.

FEATURES

· Wide power supply range: 3.3V - 5.5V.

· Selectable measurement ranges: 5 mT to 1 T.

· High-speed AC and DC current sensing with 1 MHz bandwidth and response time <0.5 µs.

· High linearity down to 0.15% full scale.

· Selectable ratiometric analog output.

· Low noise: 40 µTrms.

· OTP memory with 4 pages for user settings.

· Programmable quiescent reference output: 0-5V.

· Single wire serial interface (Manchester protocol) for sensor configuration.

· Operating temperature: -40°C to +150°C.

· Protection circuit for 12V surge.

· ESD: 4KV.

· Under/Over voltage detection.

APPLICATIONS

· High-speed current sensing in AC and DC applications.

· Applications requiring high linearity and low noise in magnetic field measurements.

· Systems needing programmable sensor settings via a single wire interface.

· Environments requiring robust protection against voltage surges and ESD.

· High bandwidth applications utilizing ferrite or laminated cores.