A3952SW ALLEGRO [Allegro MicroSystems], A3952SW Datasheet - Page 4

• Manufacturer Part Number: A3952SW
• Description: FULL-BRIDGE PWM MOTOR DRIVER
• Manufacturer: ALLEGRO [Allegro MicroSystems]

NOTES: 1. Typical Data is for design information only.
Control Logic
Logic Supply Voltage Range
Logic Input Voltage
Logic Input Current
Reference Voltage Range
Reference Input Current
Reference Voltage Divider Ratio
Comparator Input Offset Voltage
PWM RC Fixed OFF Time
PWM Minimum ON Time
Propagation Delay Time
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
UVLO Disable Threshold
UVLO Hysteresis
Logic Supply Current
(No Load)
Characteristic
3952
FULL-BRIDGE
PWM MOTOR DRIVER
2. Each driver is tested separately.
3. Negative current is defined as coming out of (sourcing) the specified device terminal.
V
I
I
Symbol
V
CC(BRAKE)
CC(SLEEP)
I
t
I
t
CC(UVLO)
CC(OFF)
pd(pwm)
V
V
CC(ON)
V
on(min)
CC(UVLO)
I
I
V
I
V
IN(1)
IN(0)
REF
t
t
T
IN(1)
IN(0)
REF
–
off
pd
CC
T
IO
J
J
Operating
V
V
Operating
V
V
V
C
C
C
I
Comparator Trip to Sink OFF
V
V
V
V
Test Conditions
OUT
IN
IN
REF
REF
REF
ENABLE
ENABLE
BRAKE
ENABLE
T
T
T
= 1000 pF, R
= 820 pF, R
= 1200 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 Source ON
PHASE Change to Source OFF
PHASE Change to Sink ON
PHASE Change to Sink OFF
= 2.0 V
= 0.8 V
= 2.0 A, 50% E
= 0 V
= 2.0 V
= 15 V
= 0.8 V
= 0.8 V, V
= 2.0 V, V
= V
MODE
T
T
T
= V
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
= 20 k
BRAKE
MODE
12 k
12 k
BRAKE
IN
to 90% E
= 0.8 V
= 2.0 V
= 2.0 V
OUT
Transition:
3.15
Min.
300
4.5
2.0
9.5
25
18
–
–
–
0
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
<-2.0
<1.0
Typ.
10.0
3.50
165
400
5.0
1.7
2.5
2.9
0.7
2.4
0.7
2.9
0.7
2.4
0.7
0.8
3.0
40
20
15
20
12
26
1.0
–
–
–
Limits
Max.
-200
10.5
3.85
500
5.5
0.8
3.0
3.8
1.5
5.0
20
15
55
22
30
18
40
–
10
–
–
–
–
–
–
–
–
–
–
Units
mV
mV
mA
mA
mA
mA
V
V
V
V
V
–
C
C
A
A
A
s
s
s
s
s
s
s
s
s
s
s
s