ACS714LLCTR-20A-T Allegro Microsystems Inc, ACS714LLCTR-20A-T Datasheet - Page 4

• Manufacturer Part Number: ACS714LLCTR-20A-T
• Description: IC, LINEAR CURRENT SENSOR, 10mA, 8-SOIC
• Manufacturer: Allegro Microsystems Inc
• Series: -r

Specifications of ACS714LLCTR-20A-T

• Quiescent Current: 10mA
• Bandwidth: 80kHz
• Sensor Case Style: SOIC
• No. Of Pins: 8
• Supply Voltage Range: 4.5V To 5.5V
• Operating Temperature Range: -40°C To +150°C
• Polarization: Bipolar
• Current - Sensing: ±20A
• Accuracy: ±1.5%
• Sensitivity: 100mV/A
• Current - Supply: 10mA
• Sensor Type: Hall Effect
• Voltage - Supply: 4.5 V ~ 5.5 V
• Output: 2.5V
• Frequency: 80kHz
• Response Time: 5µs
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ACS714
COMMON THERMAL CHARACTERISTICS
Operating Internal Leadframe Temperature
Junction-to-Lead Thermal Resistance
Junction-to-Ambient Thermal Resistance
1
2
ing the layers. Performance values include the power consumed by the PCB. Further details on the board are available from the Frequently Asked
Questions document on our website. Further information about board design and thermal performance also can be found in the Applications Informa-
tion section of this datasheet.
COMMON OPERATING CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
Supply Voltage
Supply Current
Output Capacitance Load
Output Resistive Load
Primary Conductor Resistance
Rise Time
Frequency Bandwidth
Nonlinearity
Symmetry
Zero Current Output Voltage
Power-On Time
Magnetic Coupling
Internal Filter Resistance
1
Junction Temperature, T
2
3
Additional thermal information is available on the Allegro website.
The Allegro evaluation board has 1500 mm
Device may be operated at higher primary current levels, I
1G = 0.1 mT.
R
F(INT)
Characteristic
forms an RC circuit via the FILTER pin.
2
J
3
(max), is not exceeded.
R
Symbol
V
R
C
R
PRIMARY
E
IOUT(Q)
E
V
F(INT)
I
LOAD
LOAD
t
SYM
CC
PO
2
t
LIN
CC
f
r
2
V
VIOUT to GND
VIOUT to GND
T
I
–3 dB, T
Over full range of I
Over full range of I
Bidirectional; I
Output reaches 90% of steady-state level, T
on leadframe
of 2 oz. copper on each side, connected to pins 1 and 2, and to pins 3 and 4, with thermal vias connect-
P
R
R
A
CC
T
= I
θJA
θJL
= 25°C
A
Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor IC
= 5.0 V, output open
P
(max), T
A
E range
L range
Mounted on the Allegro ASEK 714 evaluation board
Mounted on the Allegro 85-0322 evaluation board, includes the power con-
sumed by the board
= 25°C; I
1
with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
1
P
A
P
, and ambient, T
over full range of T
= 25°C, C
= 0 A, T
P
P
P
is 10 A peak-to-peak
A
Test Conditions
= 25°C
OUT
= open
A
, and internal leadframe temperatures, T
A
, C
F
= 1 nF, and V
J
= 25°C, 20 A present
CC
= 5 V, unless otherwise specified
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
Min.
Min.
–40
–40
4.5
4.7
98
–
–
–
–
–
–
–
–
–
A
, provided that the Maximum
V
Typ.
Typ.
100
5.0
1.2
1.5
0.5
1.7
CC
10
80
35
12
–
–
–
–
5
×
Value
Max.
Max.
150
102
85
23
5.5
13
10
5
–
–
–
–
–
–
–
–
Units
Units
°C/W
°C/W
Units
kHz
G/A
mΩ
mA
°C
°C
kΩ
kΩ
nF
μs
μs
%
%
V
V
4