Device Characteristics - Allegro MicroSystems A1301 Features And Benefits

A1301
and
A1302

DEVICE CHARACTERISTICS

Characteristic
Electrical Characteristics
Supply Voltage
Supply Current
Output Voltage
Output Bandwidth
Power-On Time
Output Resistance
Wide Band Output Noise, rms
Ratiometry
Quiescent Output Voltage Error
1
with respect to ΔV
CC
Magnetic Sensitivity Error with
respect to ΔV 2
CC
Output
Linearity
Symmetry
Magnetic Characteristics
Quiescent Output Voltage
Quiescent Output Voltage over
Operating Temperature Range
Magnetic Sensitivity
Magnetic Sensitivity over
Operating Temperature Range
1
Refer to equation (4) in Ratiometric section on page 4.
2 Refer to equation (5) in Ratiometric section on page 4.
over operating temperature range, T
Symbol
V Running, T
CC
I Output open
CC
V I = –1 mA, Sens = nominal
OUT(High) SOURCE
V I = 1 mA, Sens = nominal
OUT(Low) SINK
BW
V to 0.95 V
CC(min)
t
PO
Slew rate = 4.5 V/μs to 4.5 V/100 ns
R I ≤ 1 mA, I
OUT SINK
External output low pass filter ≤ 10 kHz;
V
OUTN
Sens = nominal
ΔV T = 25°C
OUTQ(V) A
ΔSens T = 25°C
(V) A
Lin T = 25°C
A
Sym T = 25°C
A
V B = 0 G; T
OUTQ
V B = 0 G
OUTQ(ΔT )
A
A1301; T
A
Sens
A1302; T
A
A1301
Sens
(ΔT )
A1302
A
Continuous-Time Ratiometric
Linear Hall Effect Sensors
, and V = 5 V, unless otherwise noted
A CC
Test Conditions
< 165°C
J
B = ±1400 G;
OUT;
≥ –1 mA
SOURCE
= 25°C
A
= 25°C
= 25°C
Min. Typ. Max.
4.5 – 6
– – 11
4.65 4.7 –
– 0.2 0.25
– 20 –
– 3 5
– 2 5
– 150 –
– – ±3.0
– – ±3.0
– – ±2.5
– – ±3.0
2.4 2.5 2.6
2.2 – 2.8
2.0 2.5 3.0
1.0 1.3 1.6
1.8 – 3.2
0.85 – 1.75
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
Units
V
mA
V
V
kHz
μs
Ω
μV
%
%
%
%
V
V
mV/G
mV/G
mV/G
mV/G
3