ACS711KLCTR-25AB-T Allegro Microsystems Inc, ACS711KLCTR-25AB-T Datasheet - Page 11

• Manufacturer Part Number: ACS711KLCTR-25AB-T
• Description: CURRENT SENSOR W/OVERCURRENT OUTPUT
• Manufacturer: Allegro Microsystems Inc
• Series: -r

Specifications of ACS711KLCTR-25AB-T

• Current - Sensing: ±25A
• Accuracy: ±5%
• Sensitivity: 55mV/A
• Current - Supply: 4mA
• Sensor Type: Hall Effect
• Voltage - Supply: 3 V ~ 5.5 V
• Output: Analog, Ratiometric
• Frequency: 100kHz
• Response Time: 100µs
• Polarization: Bidirectional
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ACS711
Definitions of Dynamic Response Characteristics
Power-On Time (t
ing voltage, the device requires a finite time to power its internal
components before responding to an input magnetic field.
Power-On Time, t
voltage to settle within ±10% of its steady state value under an
applied magnetic field, after the power supply has reached its
minimum specified operating voltage, V
chart at right.
Rise time (t
reaches 10% of its full scale value, and b) when it reaches 90%
of its full scale value. The rise time to a step response is used to
derive the bandwidth of the current sensor, in which ƒ(–3 dB) =
0.35 / t
current losses observed in the conductive IC ground plane.
r
. Both t
r
). The time interval between a) when the sensor
r
and t
PO
PO
RESPONSE
, is defined as the time it takes for the output
). When the supply is ramped to its operat-
are detrimentally affected by eddy
Hall Effect Linear Current Sensor with Overcurrent
CC
(min), as shown in the
Fault Output for < 100 V Isolation Applications
I (%)
90
10
0
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Primary Current
Rise Time, t
Transducer Output
r
t
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