Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SIP-3 (Ammo)

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SIP-3 (Bulk)

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT23

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AH3391Q (NRND)

NRND = Not Recommended for New Design

Automotive-Compliant 28V Unipolar Hall Switch

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Overview

Description

Position and Proximity Sensing in Automotive Applications
Seat Position
Seatbelt Buckle
Steering Lock/Immobilisation
Gear Stick
HVAC Compression
Transmission Actuator
Transmission Gear position
Wipers
Sunroof and Windows
Door/Trunk Closure
Door Locks
Contact-less switches

Feature(s)

Unipolar Operation
High Sensitivity: Bop and Brp of +275G and +250G Typical
Single Open Drain Output with Over Current Limit
3.0V to 28V Operating Voltage Range
Chopper Stabilized Design Provides
Superior Temperature Stability
Minimal Switch Point Drift
Enhanced Immunity to Stress
Good RF Noise Immunity
Reverse Blocking Diode
Zener Clamp on Supply and Output Pins
-40°C to +125°C Operating Temperature
ESD: HBM > 6kV
Industry Standard SOT23 and SIP-3 Packages
Totally Lead-Free & Fully RoHS Compliant
Halogen and Antimony Free. “Green” Device

Specifications & Technical Documents

Product Parameters

Active Output State (B > Bop)	Low
AEC Qualified	Yes
Average Supply Current (µA)	3
Average Supply Current (mA)	3
Compliance (Only Automotive Supports PPAP)	Automotive
Inactive Output State (B < Brp)	High-Z
Max Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss)	300
Max Release Point Brp (Brps +ve/ Brpn -ve) (Gauss)	275
Min Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss)	235
Min Release Point Brp (Brps +ve/ Brpn -ve) (Gauss)	210
Operating Ambient Temperature (°C)	-40 to 150
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Max)	300
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Min)	235
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Typ)	275
Operating Voltage (V)	3 to 28
Operating Voltage (V)	3 to 28
Output Current Capability (mA)	30
Output Type	Open Drain
Outputs	Single
AEC Qualified	Yes
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Max)	275
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Min)	210
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Typ)	250
Typ Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss)	275
Typ Release Point Brp (Brps +ve/ Brpn -ve) (Gauss)	250
Type	Unipolar

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products
PCN-2654	2024-02-15	2024-04-28	Device End of Life (EOL)