ACS758xCB
Thermally Enhanced, Fully Integrated, Hall Effect-Based
Linear Current Sensor IC with
100
μΩ
Current Conductor
COMMON OPERATING CHARACTERISTICS
1
valid at T
OP
= –40°C to 150°C and V
CC
= 5 V, unless otherwise specified
Characteristic
Supply Voltage
Supply Current
Power-On Delay
Rise Time
2
Propagation Delay Time
2
Response Time
Internal Bandwidth
3
Output Load Resistance
Output Load Capacitance
Primary Conductor Resistance
Symmetry
2
Quiescent Output Voltage
4
Ratiometry
2
1
Device
2
See
Symbol
V
CC
I
CC
t
POD
t
r
t
PROP
t
RESPONSE
BW
i
R
LOAD(MIN)
C
LOAD(MAX)
R
PRIMARY
E
SYM
V
IOUT(Q)
V
RAT
Output open
T
A
= 25°C
Test Conditions
Min.
3
–
–
–
–
–
–
4.7
–
–
99
–
–
Typ.
5.0
10
10
3
1
4
120
–
–
100
100
V
CC
/2
100
Max.
5.5
13.5
–
–
–
–
–
–
10
–
101
–
–
Units
V
mA
μs
μs
μs
μs
kHz
kΩ
nF
μΩ
%
V
%
I
P
step = 60% of I
P
+, 10% to 90% rise time, T
A
= 25°C,
C
OUT
= 0.47 nF
T
A
= 25°C, C
OUT
= 0.47 nF
Measured as sum of t
PROP
and t
r
–3 dB; T
A
= 25°C, C
OUT
= 0.47 nF
VIOUT to GND
VIOUT to GND
T
A
= 25°C
Over half-scale of Ip
I
P
= 0 A, T
A
= 25°C
V
CC
= 4.5 to 5.5 V
is factory-trimmed at 5 V, for optimal accuracy.
Characteristic Definitions section of this datasheet.
3
Calculated using the formula BW = 0.35 / t .
i
r
4
V
IOUT(Q)
may drift over the lifetime of the device by as much as ±25 mV.
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
4
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
