Diodes Incorporated
SC59

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SC59-3D-image.png
SIP 3 Ammo Pack

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SIP-3-Ammo-Pack-3D-image.png
SIP 3 3D image

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

SIP-3-3D-image.png
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AH375 (Obsolete)

High Temperature High Sensitivity Hall Effect Latch

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Description

AH375 is an integrated Hall effect latched sensor designed for electronic commutation of brush-less DC motor applications. The device includes an on-chip Hall voltage generator for magnetic sensing, a comparator that amplifies the Hall voltage, and a Schmitt trigger to provide switching hysteresis for noise rejection, and open drain output. An internal band-gap regulator is used to provide temperature compensated supply voltage for internal circuits and allows a wide operating supply range. If a magnetic flux density larger than threshold Bop, DO is turned on (low). The output state is held until a magnetic flux density reversal falls below Brp causing DO to be turned off (high).

Feature(s)

  • 2.2V to 20V DC Operation Voltage
  • Temperature Compensation
  • Wide Operating Voltage Range
  • Open Drain Pre-Driver
  • 25mA Maximum Sinking Output Current
  • Lead Free Package: SIP3 and SC59 (Commonly known as SOT23 in Asia)
  • SC59: Available in “Green” Molding Compound (No Br, Sb)
  • Lead Free Finish/RoHS Compliant

Application(s)

  • Brush-Less DC Motor
  • Brush-Less DC Fan
  • Revolution Counting
  • Speed Measurement

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) No
Average Supply Current (µA) 2
Operating Ambient Temperature (°C) -40 to 125
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Max) 60
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Min) 5
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Typ) 30
Operating Voltage (V) 2.2 to 20
Output Current Capability (mA) 25
Output Type Single, Open Drain, Active Low
AEC Qualified No
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Max) -5
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Min) -60
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Typ) -30

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

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-2587 2022-05-13 2022-11-13 Device End of Life (EOL)