A2550KLP-T Allegro Microsystems Inc, A2550KLP-T Datasheet - Page 4

• Manufacturer Part Number: A2550KLP-T
• Manufacturer: Allegro Microsystems Inc

Specifications of A2550KLP-T

• Lead Free Status / RoHS Status: Compliant

A2550
ELECTRICAL CHARACTERISTICS, –40°C ≤ T
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Supply
VBB Operating Voltage
VBB Supply Current
Logic Inputs
ENBAT Input Voltage
EN, WDI, and INx Input Voltage
ENBAT, EN, WDI, INx Input Voltage
Hysteresis
ENBAT Input Current
EN Input Current
WDI Input Current
INx Input Current
Drivers
Propagation Delays
Driver On-Resistance
Driver Leakage Current
Diode Forward Voltage
Output Clamp Voltage
Low-Side Driver Overcurrent (O.C.)
Threshold
Blanking Time Before Overcurrent Detect
Regulator
Voltage Regulator Output Voltage
Pass Transistor On-Resistance
Line Regulation Voltage
Load Regulation Voltage
Current Limit Level
Under Voltage Lockout Threshold
Under Voltage Lockout Hysteresis
Characteristics
2
2
2
4
2
2,3
1
1
V
V
Symbol
UVREG5hys
I
I
V
R
REG5Lim
OUT(OC)
I
t
t
V
R
J
UVREG5
t
ENBAT
p(OFF)
BLANK
V
V
V
I
I
ENBAT
p(ON)
I
V
I
DS(on)
V
V
I
I
REG5
REG5
BBQ
I
BBS
V
WDI
DSS
≤ 150°C, V
V
BB
Ihys
EN
INx
LNR
LDR
BB
CL
IH
IL
F
All OUTx Off; EN = 5 V, V
All OUTx On; EN = 5 V, V
Sleep mode, EN = ENBAT = 0
HIGH input level
LOW input level
HIGH input level
LOW input level
HIGH input level, V
HIGH input level, V
LOW input level
HIGH input level
LOW input level
HIGH input level
LOW input level
HIGH input level
LOW input level
INx change to unloaded output change
INx change to unloaded output change
I
I
I
V
I
I
I
C
1 mA ≤ I
I
I
1 mA ≤ I
1 mA ≤ I
V
V
V
V
V
OUTx
OUTx
OUTx
OUTx
OUTx
OUT
REG5
REG5
OUTx
REG5
REG5
REG5
REG5
REG5
REG5
BB
= 500 mA
within operating limits, unless otherwise noted
= 250 mA, V
= 250 mA, V
= 250 mA, V
= –250 mA
= 100 μA
= 40 mA
= 1 mA
= 40 V
= 4.63 V, V
= 4.63 V, V
= 0 V
falling
rising
≥ 0.47 μF (X7R Ceramic, ESR ≤ 0. 5Ω),
REG5
REG5
REG5
≤ 40 mA
≤ 40 mA, V
≤ 40 mA, V
Test Conditions
Relay Driver with 5 V Regulator
BB
BB
BB
BB
BB
BB
BB
= 7 V
≥ 9 V
= 14 V
= 9 V
= 7 V
= V
= 14 V
BB
BB
for Automotive Applications
BB
BB
BB(max)
= 7 V
≥ 9 V
= ENBAT = 14 V
= ENBAT= 14 V
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Min.
4.25
4.36
200
–50
–50
–10
–10
275
3.5
3.5
4.9
50
40
65
65
7
–
–
–
0
0
–
–
–
–
–
–
–
–
–
–
–
–
2
–
–
–
–
–
Typ.
–1.3
4.38
4.50
0.12
0.5
5.0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
1
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Max.
–1.4
4.63
4.75
V
400
500
100
150
200
200
1.5
5.5
1.5
5.5
5.1
40
10
70
10
50
10
50
10
50
10
10
60
20
55
20
40
4
5
–
2
1
5
6
–
BB
Units
mV
mV
mV
mV
mA
mA
mA
mA
mA
mA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μs
μs
μs
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V
V
V
V
4