Automotive-Compliant, Hall Effect ICs from Diodes Incorporated Offer Wide Choice of Switching Sensitivities for Optimal Proximity Detection
September 10 2024 - 9:14AM
Business Wire
Diodes Incorporated (Diodes) (Nasdaq: DIOD) announces the
addition of two enhanced high-voltage, Hall effect switch IC
families to its automotive-compliant* product portfolio. The
AH332xQ (unipolar) and AH352xQ (omnipolar) offer a wide range of
operating sensitivity options in SIP-3, SOT23 (Type S), and SC59
packages. The devices can be used in a broad range of contactless
position and proximity detection applications, including seatbelt
fastening, door and trunk latching, windshield wipers, and
steering-wheel locks.
The unipolar AH332xQ is activated when the magnetic flux density
of correct polarity exceeds the defined operating threshold (BOP),
and switches off when the flux density falls below the release
threshold (BRP). Ten sensitivity options are available, ranging
from a highly sensitive 30G BOP to a low-sensitivity 275G BOP
version, allowing for a wide range of magnet and distance choices
for optimal sensing.
The omnipolar AH352xQ is activated when the magnetic flux
density of either a magnetic south or north pole exceeds the BOP
and turns off when the magnetic flux density falls below the BRP.
Three high-sensitivity options are available, ranging from ±20G to
±40G BOP devices.
The BOP and BRP thresholds for both the AH332xQ and AH352xQ
provide a tight operating window with sufficient hysteresis for
reliable operation, while a low-temperature coefficient ensures the
stability of the switching points.
The AH332xQ and AH352xQ Hall effect devices have an open-drain
output and operate over a wide 3.0V to 28V supply voltage range and
-40°C to +150°C temperature range, providing product design
flexibility to meet the requirements of the harsh automotive
environment. Even when physical stress is applied to the package,
the devices maintain very accurate sensitivity levels. For enhanced
robustness and reliability, the devices have reverse blocking
diodes with Zener clamps on their supply pins, as well as
overcurrent limits and Zener clamps on their open-drain output. ESD
protection exceeds 8kV HBM and 1kV CDM, and the devices have a 40V
load-dump capability.
The AH332xQ and AH352xQ are available at $0.30 in 3,000-piece
quantities.
About Diodes Incorporated
Diodes Incorporated (Nasdaq: DIOD), a Standard and Poor’s
SmallCap 600 and Russell 3000 Index company, delivers high-quality
semiconductor products to the world’s leading companies in the
automotive, industrial, computing, consumer electronics, and
communications markets. We leverage our expanded product portfolio
of analog and discrete power solutions combined with leading-edge
packaging technology to meet customers’ needs. Our broad range of
application-specific products and solutions-focused sales, coupled
with global operations including engineering, testing,
manufacturing, and customer service, enable us to be a premier
provider for high-volume, high-growth markets. For more
information, visit www.diodes.com.
*Automotive-compliant - AEC qualified, manufactured in
facilities certified to IATF 16949, supporting PPAP documents.
The Diodes logo is a registered trademark of Diodes Incorporated
in the United States and other countries.
All other trademarks are the property of their respective
owners.
© 2024 Diodes Incorporated. All Rights Reserved.
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Gurmeet Dhaliwal Director, Investor Relations & Corporate
Marketing Diodes Incorporated +1 408-232-9003 Contact Us
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