Hall Effect Sensor Manufacturer-Nanjing AH Electronic Science & Technology Co., Ltd.

PRODUCTS
Omnipolar Micropower Hall Effect Sensor AH3663
  • Omnipolar Micropower Hall Effect Sensor AH3663
  • Omnipolar Micropower Hall Effect Sensor AH3663
Omnipolar Micropower Hall Effect Sensor AH3663 Omnipolar Micropower Hall Effect Sensor AH3663

Omnipolar Micropower Hall Effect Sensor AH3663

    Hall Effect Current Sensor

    ◆Hall Effect Current Sensor Features

    Micropowr designing;

    Rated working voltage 2.4V ~ 5.5V,

    Work under Omnipolar, the excitation field regardless of N or S pole, high magnetic sensitivity, highly symmetric of positive and negative magnetic switching points;

    Built-in dynamic offset voltage compensation circuit, high temperature stability, small drift switching point, resistance to mechanical stress and thermal stress;

    Ultra small power consumption, it’s only 8μW when the power supply is 2.75V

    Products meet the EU RoHS instruction 2011/65 / EU and REACH regulations 1907/2006 / EU requirements.


PRODUCTS DETAILS

Hall Effect Current Sensor Outline

AH3663 is an Omnipolar micro-power high sensitivity Hall effect sensor, special designed circuit make it owns omnipolar(regardless S pole or N pole) magnetic field excitation function, excellent symmetry of the positive and negative magnetic switch, and very small average current consumption characteristics.  

Omnipolar Micropower Hall Effect Sensor AH3663

Hall Effect Current Sensor Block Diagram

Omnipolar Micropower Hall Effect Sensor AH3663

The sensor chip integrated with voltage regulator, Hall effect voltage generator, dynamic offset compensated, temperature compensator, wake / sleep controller, differential amplifier, Schmitt trigger, logic controller, as well as open-drain output driver and other circuit unit.

Hall Effect Current Sensor Sleep cycle

The product chip is with built-in awake/sleep clock control circuit, its awake/sleep cycle time is shown as the figure:

Omnipolar Micropower Hall Effect Sensor AH3663

Hall Effect Current Sensor Limit Parameter


Parameter

Symbol

Min.

Max.

Unit

Storage temp.

Ts

-55

150

Supply voltage

VCC

2.5

7.5

V

Admitting power loss

pd

300

mW

Magnetic strength

B

unlimited

unlimited

mT

Output current

IO

mA


Hall Effect Current Sensor Electrostatic grade

Under human being mode, it’s larger than ±6kV (Electrostatic pressure resistance)

Hall Effect Current Sensor Operating Condition

Parameter

Symbol

Min

Max

Unit

Supply voltage

VCC

2.75

6

V

Operating Temp.

Ta

-40

125

Output current

IO

5

mA

Hall Effect Current Sensor Electrical characteristic

Prameter

Symbol

Test Condition

Typ.

Max

Unit

Output low level

VOL

VCC1= VCC2=2.75V, IO=1mA, BBOP

0.1

0.25

V

Awake supply current

IAWK

Awake,VCC1=2.75V,Vo Open circuit

3

5

mA

Sleep supply current

ISLP

Sleep,VCC1=2.75V,Vo Open circuit

2

4

μA

Average Current

IAVG

VCC1=2.75V,Vo Open circuit

6

9

μA

Awake time

tAWV

VCC1= 4V,RL=200kΩ,VoOpen circuit

125

150

μs

Cycle

tP

VCC1= 4V,RL=200kΩ,VoOpen circuit

60

80

ms

Duty factor

fd

VCC1= 4V,RL=200kΩ,Vo

0.1

%

 Hall Effect Current Sensor Magnetic Characteristic 

Test condition:VCC1 = VCC2 =2.75V,IO = 1 mA

       Prameter

    Symbol

Min.

Typ.

Max

S Pole Operating Point

BOPS

3

4

N Pole Operating Point

BOPN

-4

-3

Spole Release Point

BRPS

0.5

1.5

Npole Release Point

BRPN

-1.5

-0.5

   Hysteresis︱BOPX -BRPX︱

BHX

1

2

Note1: Unit is mT,1mT (mT)=10(Gs)
Note 2:  Pole S is vertical to the mark surface of the product, the field defined into B>0。

Hall Effect Current Sensor Package outline

Omnipolar Micropower Hall Effect Sensor AH3663

TO-92UA/TO-92S(UA type)package figure(Unit: mm)

Omnipolar Micropower Hall Effect Sensor AH3663

Note: In the package outline figure, Pin 1 is Vcc, Pin 2 is GND, Pin 3 is output

Mark
 Mark XX or AHXX means abbreviated parts No., the second line XXXX means product lot No.
Pin configuration
a) M Type: It faces product mark, and two pins are downward, towards the left, clockwise, the pin No. is 1、2、3 in turn.


What Is a Hall Effect Sensor?

Hall impact sensors are magnetic components that convert magnetically encoded details-- such as position, range, and rate-- to ensure that electronic circuits can process it. They are normally classified based upon their manner of output or means of procedure.

A sensor is specified as a detector that gauges the amount of a signal or stimulation and then transforms it into an electric signal. Instances of sensor stimuli include temperature level, moisture, pressure, pressure, chemicals and also gases. A regular sensor output signal is measured as a voltage, existing or electric cost. For instance, a temperature level sensor detects variant in temperature level expressed as an adjustment in voltage.

Hall Result sensor are frequently made use of in the auto market and also can be discovered on most lorries to gauge the setting of the crankshaft or camshaft. These sensors work with the concept that an electrical existing circulations via a detector activating a magnetic field to push the electric cost onto the opposite end of the conductor, a process that is referred to as a pulse. By measuring the variety of pulses, the rate of a lorry can be determined.


Benefits of Hall Impact Sensors

Production of an output voltage signal independent of the rate of the discovered area.

Hall Result sensors are not influenced by ambient conditions, such as dirt, moisture, and vibrations and also are aloof to some ambient conditions based upon the principle that these sensor show a constant flow of electric existing, making their attributes continuous gradually.

Hall Effect sensors do not have contact with neighboring mechanical components, making these sensor strong as well as sensitive enough to find activity. These sensors do not put on in time hence maintain top quality as well as unlimited use.

Hall Impact sensor are developed from semiconductor materials that display reduced service provider thickness, for this reason conductivity is smaller as well as their voltage is bigger.

Hall Impact sensors depend on carrier flexibility, which eliminates any type of perturbations due to surface elements, and also therefore these conductors reproducible and extremely dependable.

High-speed operation is feasible.

Hall sensors can gauge zero speed.

Hall sensor work over a wide temperature variety, provide very repeatable operation, and also can gauging a huge existing.


Contact Us
  • Tel: +86 25 8467 0370 / +86 25 8460 9021
  • E-mail: nianrong@ahest.com
  • Fax: +86 25 8467 0370
  • Add: Room 201-1, Bldg B, 33, Dongqi Road, Jiangning District, Nanjing, China, 211103
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