A3964SLB Allegro Microsystems Inc, A3964SLB Datasheet - Page 5

• Manufacturer Part Number: A3964SLB
• Description: IC MOTOR DRIVER PWM DUAL 20SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3964SLB

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ±800mA
• Voltage - Load: 5 V ~ 30 V
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3964
ELECTRICAL CHARACTERISTICS (continued) at T
V
Control Logic
NOTES: 1. Typical Data is for design information only.
SENSE
Characteristic
Logic Supply Voltage Range
Logic Input Voltage
Logic Input Current
Reference Output Voltage
Reference Output Current
Ref. Input Offset Current
Comparator Input Offset Volt.
Comparator Input Volt. Range
PWM RC Fixed Off-time
PWM Propagation Delay Time
PWM Minimum On Time
Propagation Delay Times
Thermal Shutdown Temp.
Thermal Shutdown Hysteresis
UVLO Disable Threshold
UVLO Hysteresis
UVLO Enable Threshold
Logic Supply Current
Logic Supply Current
Temperature Coeffi cient
2. Negative current is defi ned as coming out of (sourcing) the specifi ed device terminal.
= 0 V, 30 kΩ and 1000 pF RC to Ground (unless noted otherwise)
V
I
Symbol
∆I
I
REF(OUT)
t
t
REF(OUT)
I
CC(OFF)
OFF RC
ON(min)
V
V
CC(ON)
V
t
I
I
V
CC(ON)
∆T
V
PWM
IN(1)
IN(0)
I
t
T
IN(1)
IN(0)
OS
REF
pd
CC
IO
J
J
Test Conditions
Operating
V
V
V
3 kΩ ≤ R
V
V
Operating
C
Comparator Trip to Source Off
C
I
Decreasing V
UVLO Enable Volt. - UVLO Disable Volt.
Increasing V
V
V
V
OUT
IN
IN
CC
REF(IN)
REF(IN)
ENABLE 1
ENABLE 1
ENABLE 1
T
T
= 1000 pF, R
= 1000 pF, R
ENABLE On to Source On
ENABLE Off to Source Off
ENABLE On to Sink On
ENABLE Off to Sink Off
PHASE Change to Sink On
PHASE Change to Source On
PHASE Change to Sink Off
PHASE Change to Source Off
= 2.4 V
= 0.8 V
= 5.0 V, I
= ±800 mA, 50% to 90%:
Dual Full-Bridge PWM Motor Driver
= 1 V
= 0 V
D
= V
= V
= V
= R
CC
ENABLE 2
ENABLE 2
ENABLE 2
REF(OUT)
CC
A
+ R
T
T
≥ 15 kΩ, V
= 30 kΩ
B
≤ 15 kΩ
A
= 0.8 V
= 0.8 V
= 2.4 V
= 90 to 900 μA
= +25°C, V
CC
= 5 V
BB
= 30 V, V
0.075
4.375
Min.
4.75
2.45
4.20
-2.5
-6.0
-0.3
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
150
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
2.4
27
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
CC
0.125
4.525
<-2.0
Typ.
<1.0
2.50
4.40
0.18
165
1.2
2.5
3.2
1.2
3.2
0.7
3.2
3.2
0.7
1.2
30
15
60
13
—
—
—
—
—
= 4.75 V to 5.25 V,
0
0
Limits
0.175
4.725
Max.
5.25
-200
2.55
4.65
900
0.8
1.0
6.0
1.0
2.0
3.6
20
33
85
17
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—
—
—
—
—
—
—
—
—
mA/°C
Units
mV
mA
mA
μA
μA
μA
μA
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
°C
°C
V
V
V
V
V
V
V
V
4