A3959SLB Allegro Microsystems Inc, A3959SLB Datasheet - Page 5

• Manufacturer Part Number: A3959SLB
• Description: IC MOTOR DRIVER PWM FULL 24-SOIC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3959SLB

• Applications: PWM Motor Driver
• Number Of Outputs: 1
• Current - Output: ±3A
• Voltage - Load: 9.5 V ~ 50 V
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

A3959
ELECTRICAL CHARACTERISTICS (continued) at T
f
Reference Divider Ratio
Gm Error
(Note 3)
Propagation Delay Times
Thermal Shutdown Temp.
Thermal Shutdown Hysteresis
UVLO Enable Threshold
UVLO Hysteresis
NOTES:
PWM
< 50 kHz (unless noted otherwise)
Characteristics
1. Typical Data is for design information only.
2. Negative current is defi ned as coming out of (sourcing) the specifi ed device terminal.
3. G
m
error = ([V
REF
/10] – V
SENSE
Symbol
∆UVLO
UVLO
)/(V
E
∆T
t
T
–
pd
Gm
J
REF
J
/10) where V
DMOS Full-Bridge PWM Motor Driver
V
V
0.5 E
PWM change to source on
PWM change to source off
PWM change to sink on
PWM change to sink off
Increasing V
REF
REF
in
= V
= 0.5 V
to 0.9 E
SENSE
DD
DD
Test Conditions
= I
A
out
TRIP
= +25°C, V
:
•R
S
.
BB
= 50 V, V
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
DD
Min.
3.90
0.05
600
600
50
50
–
–
–
–
–
= 5.0 V, V
Typ.
0.10
750
150
750
100
165
4.2
10
15
–
–
SENSE
Max.
1200
1200
±4.0
4.45
±14
350
150
–
–
–
–
= 0.5 V,
Units
ns
ns
ns
ns
°C
°C
%
%
V
V
–
5