|Category||Model||Operating Voltage||Reverse Voltage||Magnetic Operate Point||Magnetic Release Point||Operating Temperature Range||Package||Alternative to||Document|
|Bipolar Hall Switches||HK54y||2.7V-30V||-20V||40||-40||-40 to 150°C||SOT23 TO92S||A1204/HAL1561||Download|
|Bipolar Hall Switches||HK542||2.7V-30V||-20V||120||-120||-40 to 150°C||SOT23 TO92S||Allegro A1212/HAL1562||Download|
|Bipolar Hall Switches||HK469||2.7V-5.5V||-0.3V||25||-25||-40 to 85°C||SOT23 TO92S||-||Download|
|Bipolar Hall Switches||HK402H||3.0V-60V||-60V||25||-25||-40to150°C||SOT23 TO92S||SS360/EW612B/SDC177||Download|
Low Magnetic Signal Amplitude Requirement (ΔB): These switches require minimal changes in the magnetic field strength (ΔB) to trigger a switching event. This is crucial in situations where the magnetic field alternates between north and south poles, as the consistent hysteresis ensures reliable switching even with small variations in the magnetic signal.
Polarity Alternation for Switching: The alternating magnetic field polarity effectively serves as a natural trigger for the bipolar Hall switches. As the field switches back and forth between north and south poles, these switches respond by changing their states accordingly.
Periodicity and Reliability: Thanks to their consistent hysteresis, bipolar Hall switches offer periodic and reliable switching behavior. This predictability is crucial in applications where precise control over switching events is required.
Bipolar Hall switches are specialized devices ideal for situations involving alternating magnetic field polarities. Their consistent hysteresis and ability to operate with minimal changes in magnetic signal amplitude make them valuable components in a range of applications where reliable and periodic switching is essential.