A1125EUA-T Allegro Microsystems Inc, A1125EUA-T Datasheet - Page 3

• Manufacturer Part Number: A1125EUA-T
• Description: CHOPPER STABILIZED PRECISION HALL SWITCH
• Manufacturer: Allegro Microsystems Inc
• Type: Unipolar Switchr

Specifications of A1125EUA-T

• Sensing Range: 50G Trip, 5G Release
• Voltage - Supply: 3 V ~ 24 V
• Current - Supply: 4mA
• Current - Output (max): 60mA
• Output Type: Digital, Open Collector
• Features: High Temperature
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 3-SIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

A1120 and
A1125
ELECTRICAL CHARACTERISTICS
1
2
3
4
Typical data are are at T
1 G (gauss) = 0.1 mT (millitesla).
Guaranteed by device design and characterization.
C
Electrical Characteristics
Forward Supply Voltage
Output Leakage Current
Output Saturation Voltage
Output Current Limit
Power-On Time
Chopping Frequency
Output Rise Time
Output Fall Time
Supply Current
Reverse Supply Current
Supply Zener Clamp Voltage
Zener Impedance
Magnetic Characteristics
Operate Point
Release Point
Hysteresis
S
= oscilloscope probe capacitance.
Characteristics
3
3,4
3,4
A
= 25°C and V
Chopper Stabilized Precision Hall Effect Switches
CC
= 12 V, and are for initial design estimations only.
V
Symbol
I
I
I
OUTOFF
OUT(SAT)
CC(OFF)
CC(ON)
Valid valid over full operating voltage and ambient temperature ranges; unless otherwise noted
B
I
V
B
B
I
t
RCC
V
OM
PO
f
HYS
I
t
CC
t
OP
RP
C
Z
r
f
Z
Operating, T
A1120
A1125
A1120
A1125
A1120
A1125
V
B > B
R
R
A1120
A1125
A1120
A1125
V
I
I
A1120
A1125
A1120
A1125
(B
CC
CC
CC
RCC
L
L
OP
= 820 Ω, C
= 820 Ω, C
= 5 mA; T
= 5 mA; T
> 3.0 V, B < B
– B
OP
= –30 V
(max) + 10 G
RP
V
V
I
I
B > B
B < B
V
V
V
V
)
OUT
OUT
J
OUT
OUT
CC
CC
CC
CC
A
A
< 165°C
S
S
= 25°C
= 25°C
Test Conditions
= 12 V, B > B
= 12 V, B < B
= 12 V, B < B
= 12 V, B > B
= 20 mA, B > B
= 20 mA, B < B
= 20 pF
= 20 pF
= 24 V, B < B
= 24 V, B > B
OP
RP
RP
(min) – 10 G,
OP
RP
RP
OP
RP
OP
OP
RP
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Min.
30
30
28
3
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
5
5
–
Typ.
185
185
800
0.2
0.1
50
35
35
25
25
10
–
–
–
–
–
–
–
–
–
–
–
–
1
Max.
500
500
24
10
10
60
60
25
–5
50
50
–
2
2
4
4
4
4
–
–
–
–
–
Unit
kHz
mV
mV
mA
mA
mA
mA
mA
mA
mA
μA
μA
μs
μs
μs
Ω
G
G
G
G
G
V
V
2
3