A3953SLB Allegro Microsystems Inc, A3953SLB Datasheet - Page 4

• Manufacturer Part Number: A3953SLB
• Description: IC MOTOR DRIVER PWM FULL 16-SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3953SLB

• Applications: PWM Motor Driver
• Number Of Outputs: 1
• Current - Output: ±1.3A
• Voltage - Load: 3 V ~ 50 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3953
ELECTRICAL CHARACTERISTICS at T
(unless otherwise noted.)
Power Outputs
X = Irrelevant
Load Supply Voltage Range
Output Leakage Current
Sense Current Offset
Output Saturation Voltage
BRAKE = H
(Forward/Reverse Mode)
Output Saturation Voltage
BRAKE = L
(Brake Mode)
Clamp Diode Forward Voltage
(Sink or Source)
Characteristic
BRAKE
H
H
H
H
H
H
L
L
ENABLE
H
H
X
X
L
L
L
L
PHASE
H
H
X
X
X
X
L
L
Symbol
V
V
CE(SAT)
CE(SAT)
I
V
I
CEX
V
SO
BB
F
MODE
Operating, I
V
V
I
V
V
I
I
Test Conditions
SENSE
F
F
OUT
OUT
SENSE
SENSE
H
H
H
H
L
L
L
L
= 0.85 A
= 1.3 A
V
Source Driver, I
Source Driver, I
Sink Driver, I
Sink Driver, I
Sink Driver, I
Sink Driver, I
J
SENSE
= V
= 0 V
= 25°C, V
- I
TRUTH TABLE
= 0.4 V, V
= 0.4 V, V
OUT1
BB
= 0 V, V
OUT
, I
OUT
OUT
= ±1.3 A, L = 3 mH
OUT
OUT
OUT
OUT
Off
Off
H
H
L
L
L
L
CC
CC
CC
OUT
OUT
BB
= 850 mA,
A
Full-Bridge PWM Motor Driver
= 0.85 A
= 1.3 A
= 0.85 A
= 1.3 A
= 3.0 V:
= 3.0 V:
= 5 V
= 5 V to 50 V, V
= -0.85 A
= -1.3 A
OUT
Off
Off
H
H
L
L
L
L
B
Sleep Mode
Standby
Forward, Fast Current-Decay Mode
Forward, Slow Current-Decay Mode
Reverse, Fast Current-Decay Mode
Reverse, Slow Current-Decay Mode
Brake, Fast Current-Decay Mode
Brake, No Current Control
CC
Min.
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
22
—
—
—
—
—
—
—
—
—
—
= 3.0 V to 5.5 V
CC
DESCRIPTION
Typ.
<-1.0
<1.0
1.0
1.7
0.4
1.1
1.0
1.3
1.2
1.4
33
—
Limits
Continued next page…
Max.
-50
1.1
1.9
0.5
1.3
1.2
1.5
1.4
1.6
50
50
38
Units
mA
μA
μA
V
V
V
V
V
V
V
V
V
3