Diodes Incorporated — Analog and discrete power solutions
SC59

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

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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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AH175 (NRND)

NRND = Not Recommended for New Design

High Temperature High and Medium Sensitivity Hall Effect Latches with Reverse Blocking Diode on the Supply Pin

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Description

AH175 is a single-digital-output Hall-effect sensor for high temperature operation. The device includes an on-chip Hall voltage generator for magnetic sensing, an amplifier to amplify Hall voltage, and a comparator to provide switching hysteresis for noise rejection, and an open-collector output pre-driver. An internal band-gap regulator is used to provide temperature compensated supply voltage for internal circuits and allows a wide operating supply range. While the magnetic flux density (B) is larger than threshold Bop, the OUT pin turns on (low). If B removed toward Brp, the OUT pin is latched “on” state prior to B < Brp. When B < Brp, the OUT pin goes into “off ” state.

Feature(s)

  • Bipolar Hall Effect Latch Sensor
  • 3.5V to 20V DC Operation Voltage
  • Open Collector Pre-Driver
  • 25mA Output Sink Current
  • Chip Power Reverse-Connection Protection
  • Operating Temperature: -40°C~+150°C
  • Lead Free Packages: SIP-3L and SC59-3L (Commonly known as SOT23 in Asia)
  • SC59-3L: Available in “Green” Molding Compound (No Br, Sb)
  • Lead Free Finish/RoHS Compliant

Application(s)

  • Rotor Position Sensing
  • Current Switch
  • Encoder
  • RPM Detection

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) No
Average Supply Current (µA) 3.5
Operating Ambient Temperature (°C) -40 to 150
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Max) 60, 80
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Min) 15, 5
Operating Point Bop (Bops +ve/ Bopn -ve) Gauss (Typ) -
Operating Voltage (V) 3.5 to 20
Output Current Capability (mA) 25
Output Type Single, Open Collector, Active Low
AEC Qualified No
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Max) -15, -5
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Min) -60, -80
Release Point Brp (Brps +ve/Brpn -ve) Gauss (Typ) -

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-2651 2023-11-13 2023-11-13 Qualified Additional Fab Source, Assembly Test Sites, Die Revision, BOM, Datasheet, Tape and Reel Packing Quantity.
PCN-2512 2021-04-16 2021-07-16 Qualified Additional Assembly & Test (A/T) Site