A3961SLB Allegro, A3961SLB Datasheet - Page 4

• Manufacturer Part Number: A3961SLB
• Description: Dual Full Bridge PWM Motor Driver 24-Pin SOIC W
• Manufacturer: Allegro
• Type: Dual Full Bridge PWM Motor Driverr

Specifications of A3961SLB

• Package: 24SOIC W
• Maximum Operating Current: 85 mA
• Operating Temperature: -20 to 85 °C

ELECTRICAL CHARACTERISTICS at T
V, 30 kW & 1000 pF RC to Ground (unless noted otherwise) (cont.)
Control Logic (Continued)
NOTES: 1. Typical Data is for design information only.
3961
DUAL FULL-BRIDGE
PWM MOTOR DRIVER
Characteristic
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 Hysterisis
Logic Supply Current
Logic Supply Current
Temperature Coefficient
2. Negative current is defined as coming out of
(sourcing) the specified device terminal.
Symbol
I
I
t
t
I
REF OUT
CC(OFF)
OFF RC
ON(min)
CC(ON)
I
V
t
CC(ON)
V
PWM
I
t
T
OS
REF
pd
T
IO
J
J
3 k
V
V
Operating
C
Comparator Trip to Source OFF
C
I
V
V
V
OUT
Test Conditions
REF IN
REF
T
T
ENABLE1
ENABLE1
ENABLE1
= 1000 pF, R
= 1000 pF
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
= 800 mA, 50% to 90%:
A
= 0 V
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
= +25 C, V
R
= 1 V
D
= V
= V
= V
= R
ENABLE2
ENABLE2
ENABLE2
1
+ R
5%, R
T
= 30 k
2
= 0.8 V
= 2.4 V
= 0.8 V
BB
T
15 k
15 k , V
= 45 V, V
CC
= 5 V
CC
= 4.75 V to 5.25 V, V
-2.5
-5.0
-0.3
2.5
0.7
Min.
90
27
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Typ.
0.18
165
1.2
2.5
3.2
1.2
3.2
0.7
3.2
3.2
0.7
1.2
2.7
0.9
30
15
65
11
—
—
0
0
Limits
Max.
900
5.0
1.0
1.0
2.0
3.6
2.9
1.1
33
85
15
—
—
—
—
—
—
—
—
—
—
—
SENSE
mA/˚C
Units
= 0
mV
mA
˚C
˚C
V
V
V
A
A
s
s
s
s
s
s
s
s
s
s
s