A1266 Description
The A1266 integrated circuit is an ultrasensitive Hall-effect switch with 3D omnipolar magnetic actuation. The single silicon chip includes: three Hall plates, multiplexer, smallsignal amplifier, chopper stabilization, Schmitt trigger, and NMOS output transistors.
A1266 Key Features
- True 3D sensing
- Omnipolar operation with either north or south pole
- 2.5 to 5.5 V operation
- Low supply current
- High sensitivity, BOP typically 25 G
- Chopper-stabilized offset cancellation
- Superior temperature stability
- Extremely low switch point drift
- Insensitive to physical stress
- Solid-state reliability