AH1891
Overview
The AH1891 is a minature micropower Omnipolar Hall effect switch IC with dual outputs, specifically designed for portable and battery powered equipment such as cellular phones and portable PCs. To support battery powered equipment the AH1891 is optimized to operate over the supply range of 1.8V to 3.3V and uses a sleep function to give an average supply current of only 7µA.
- Omnipolar (North or South) operation
- Low Supply Voltage of 1.8V to 3.3V
- Micropower Operation
- Dual Outputs for Design Flexibility
- Internal Pull Up and Pull Down Capability
- Chopper stabilized design for: - Superior temperature stability - Superior temperature stability - Superior temperature stability
- Good RF Noise Immunity
- -40°C to 85°C Operating Temperature
- ESD ＞ 4KV in Human Body Mode
- Miniature CSP package 0.8mm x 0.8mm
