A3961SLB Allegro, A3961SLB Datasheet - Page 4
A3961SLB
Manufacturer Part Number
A3961SLB
Description
Dual Full Bridge PWM Motor Driver 24-Pin SOIC W
Manufacturer
Allegro
Type
Dual Full Bridge PWM Motor Driverr
Datasheet
1.A3961SLB.pdf
(10 pages)
Specifications of A3961SLB
Package
24SOIC W
Maximum Operating Current
85 mA
Operating Temperature
-20 to 85 °C
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
A3961SLB
Manufacturer:
SANYO
Quantity:
150
Part Number:
A3961SLB
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
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 (508) 853-5000
= +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