AS5046-ASSU austriamicrosystems, AS5046-ASSU Datasheet - Page 10

• Manufacturer Part Number: AS5046-ASSU
• Description: IC ENCODER PROG 12-BIT 16-SSOP
• Manufacturer: austriamicrosystems
• Type: Linear, Rotary Encoder - Programmabler

Specifications of AS5046-ASSU

• Sensing Range: 45mT ~ 75mT
• Voltage - Supply: 3 V ~ 3.6 V, 4.5 V ~ 5.5 V
• Current - Supply: 21mA
• Current - Output (max): 4mA
• Output Type: Analog, Ratiometric
• Features: Programmable
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 16-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AS5046
Data Sheet
7.4 Magnetic Input Specification
Table 10 Magnetic Input Specification
(operating conditions: T
Two-pole cylindrical diametrically magnetised source:
www.austriamicrosystems.com
Parameter
Diameter
Thickness
Magnetic input field
amplitude
Magnetic offset
Field non-linearity
Input frequency
(rotational speed of
magnet)
Displacement radius
Recommended magnet
material and
temperature drift
amb
= -40 to +125°C, VDD5V = 3.0-3.6V (3V operation) VDD5V = 4.5-5.5V (5V operation) unless otherwise noted)
Symbol
f
f
mag_abs
mag_inc
Disp
d
t
B
B
mag
mag
pk
off
Min
2.5
45
4
-0.035
-0.12
Typ
6
Revision 1.12
Max
± 10
0.25
166
75
10
5
Unit
%/K
mm
mm
mm
mT
mT
Hz
Hz
%
Note
Recommended magnet: Ø 6mm x 2.5mm for
cylindrical magnets
Required vertical component of the magnetic
field strength on the die’s surface, measured
along a concentric circle with a radius of 1.1mm
Constant magnetic stray field
Including offset gradient
Absolute mode: 600 rpm @ readout of 1024
positions (see Table 18)
Incremental mode: no missing pulses at
rotational speeds of up to 10,000 rpm
(see Table 18)
Max. offset between defined device center and
magnet axis
NdFeB (Neodymium Iron Boron)
SmCo (Samarium Cobalt)
10 – 42