Diodes AH49E Manuel d'utilisateur

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LINEAR HALL-EFFECT IC AH49E
Data Sheet
1
Aug. 2010 Rev. 1. 3 BCD Semiconductor Manufacturing Limited
General Description
The AH49E is a small, versatile linear Hall-effect
device that is operated by the magnetic field from a
permanent magnet or an electromagnet. The output
voltage is set by the supply voltage and varies in pro-
portion to the strength of the magnetic field.
The integrated circuitry features low noise output,
which makes it unnecessary to use external filtering. It
also includes precision resistors to provide increased
temperature stability and accuracy. The operating tem-
perature range of these linear Hall sensors is -40
o
C to
85
o
C, appropriate for commercial, consumer and
industrial applications.
The AH49E is available in standard TO-92S and SOT-
23-3 packages.
Features
· Miniature Construction
· Power Consumption of 3.5mA at V
CC
=5V for
Energy Efficiency
· Single Current Sourcing Output
· Linear Output for Circuit Design Flexibility
· Low Noise Output Virtually Eliminates the Need
for Filtering
· A Stable and Accurate Output
· Temperature Range of -40
o
C to 85
o
C
· Responds to Either Positive or Negative Gauss
Applications
· Current Sensing
· Motor Control
· Position Sensing
· Magnetic Code Reading
· Ferrous Metal Detector
· Vibration Sensing
· Liquid Level Sensing
· Weight Sensing
Figure 1. Package Types of AH49E
TO-92S
SOT-23-3
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Résumé du contenu

Page 1

LINEAR HALL-EFFECT IC AH49E Data Sheet1Aug. 2010 Rev

Page 2 - Pin Description

IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the

Page 3 - Ordering Information

LINEAR HALL-EFFECT IC AH49E Data Sheet2Aug. 2010 Rev

Page 4

LINEAR HALL-EFFECT IC AH49E Data Sheet3Aug. 2010 Rev

Page 5 - Electrical Characteristics

LINEAR HALL-EFFECT IC AH49E Data Sheet4Aug. 2010 Rev

Page 6 - Transfer Characteristics (V

5Aug. 2010 Rev. 1. 3 BCD Semiconductor Manufacturing LimitedLINEAR HALL-EFFECT IC

Page 7

LINEAR HALL-EFFECT IC AH49E Data Sheet6Aug. 2010 Rev

Page 8 - Mechanical Dimensions

7Aug. 2010 Rev. 1. 3 BCD Semiconductor Manufacturing LimitedLINEAR HALL-EFFECT IC

Page 9 - SOT-23-3 Unit: mm(inch)

LINEAR HALL-EFFECT IC AH49E Data Sheet8Aug. 2010 Rev

Page 10

9Aug. 2010 Rev. 1. 3 BCD Semiconductor Manufacturing LimitedLINEAR HALL-EFFECT IC

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