NVE AHL921-14E

  • NVE

Product Features

  • GMR low voltage nanopower digital switch
  • Power consumption of <14μW
  • Quiescent current of 75μA (typ.) at 2.4V
  • Continuous duty
  • Omnipolar response
  • Precise detection of low magnetic fields
  • Magnetic operate point 20Oe (typ.)
  • Magnetic release point 2Oe
  • Ultraminiature ULLGA Package

Applications

  • Compliant

Description

The AHL921-14E digital GMR sensors are ultraminiature magnetic switches designed to run on 1.5V batteries with extremely low power consumption of less than 14µW. Manufactured using NVE’ Spintronic GMR technology, and with continuously-operating duty cycle with a wide frequency response of 100kHz. The AHL series from NVE are considered ideal for battery-powered devices such as gas and water meters or portable instrumentation.

  • GMR low power switch sensor
  • Precision magnetic operate point of 20Oe (typ.)
  • Magnetic release point 2Oe
  • Supply voltage between 0.9V and 2.4V
  • Quiescent current of 75μA (typ.) at 2.4V
  • Precise detection of low magnetic fields
  • Continuous duty
  • Power of 180μW at 2.4v
  • Operating Temperature range from -40°C to +85°C
  • Ultraminiature ULLGA Package

The NVE AHL921-14E GMR nanopower digital switches covers the following applications:

  • Portable instruments
  • Utility meters
  • Lithium cell powered applications
  • Harvested power applications

The below table gives the full specifications of the NVE AHL series including the AHL921-14E

NVE AHL921-14E Specifications

1. Operation from -20°C to -40°C at supply voltage less than 1V may not meet specifications.

2. Soldering profile per JEDEC J-STD-020C, MSL 1.


Specifications

Weight 0.00500 kg
Dimensions 1.10 × 1.10 × 0.40 mm
Additional Features

GMR low voltage nanopower digital switchPower consumption of <14μWQuiescent current of 75μA (typ.) at 2.4VContinuous duty Omnipolar response Precise detection of low magnetic fieldsMagnetic oper

Hysteresis

Series / Model

Temperature Range (°C)

Output

Magnetic Orientation

Frequency Response

RoHS Compliant Product – NVE

This product is available fully compliant to the RoHS EU directive 2011/65/EU.

NVE AHL Series Technical Library

We are pleased to provide you with a range of additional content including videos, product datasheets, case studies, white papers and application notes for your reference. Please see below for the latest content available:

 

 

DOCUMENTATION
NVE AHL low voltage nanopower digital switch series datasheet
Current measurement using GMR sensors application note
2-wire sensor interfaces application note
Further application notes for GMR sensors
Package, tape-and-reel and pad layout specifications
NVE RoHS and enviromental compliance certificate
Case Studies
Analysis of a GMR-based Plethysmograph transducer and its utility for real-time Blood pressure measurement
Dual-stage nanopositioning for high speed scanning probe microscopy
Extending the GMR current measurement range with a counteracting magnetic field
A current sensor based on the GMR effect for design and potential smart grid applications
Flexible GMR sensor array for magnetic flux leakage testing of steel track ropes
Wireless wearable controller for upper limb neuroprosthesis
Using GMR sensors with MSP430 scan interface
Safety device uses GMR sensor
Nondestructive inspection for diffusion bonded components
GMR sensors manage batteries

NVE AHL921-14E

Quantity
Calculators and Converters

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