Silicon Labs 1-Axis Surface Switch/Latch Hall Effect Magnetic Position Sensor 1.71 V 5.5 V, SOT-23, 3-Pin

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RS Stock No.:
196-1384
Mfr. Part No.:
SI7201-B-41-IV
Manufacturer:
Silicon Labs
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Brand

Silicon Labs

Product Type

Switch/Latch Hall Effect Magnetic Position Sensor

Sensor Type

Hall Effect Sensors

Number of Axis

1

Technology

CMOS

Mount Type

Surface

Magnetic Type

Latch

Maximum Frequency Response

113000Hz

Minimum Frequency Response

5Hz

Minimum Supply Voltage

1.71V

Package Type

SOT-23

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Sensitivity

1.1mT

Maximum Operating Temperature

125°C

Pin Count

3

Length

2.75mm

Series

Si720X

Width

1.6 mm

Standards/Approvals

ISO 7637-2-2-11, Ford EMC-CS-2009.1

Height

1.15mm

Supply Current

0.4μA

Automotive Standard

AEC-Q100

Response Time

8.8μs

The Si7201-41-IV , Omnipolar Switch Magnetic Sensor is designed to simplify magnetic switch/latch needs. The low power and high sensitivity of this device make it ideally suited for many applications. The Si7201-41-IV supports a wide temperature range of -40 to +125 °C.

Applications:

Replacement of reed switches in consumer, and security applications

Position sensing of HVAC knob, door locks, windows, and other mechanical devices

BLDC motor control

Camera image stabilization, zoom, and autofocus

Fluid level sensing

Control knobs and selector switches

General-purpose mechanical position sensing

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