A3992 Allegro MicroSystems, Inc., A3992 Datasheet - Page 2

• Manufacturer Part Number: A3992
• Description: DMOS Dual Full-Bridge Microstepping PWM Motor Driver
• Manufacturer: Allegro MicroSystems, Inc.

A3992
Absolute Maximum Ratings
Selection Guide
Thermal Characteristics*
*Contact Allegro for additional packing options
Load Supply Voltage
Output Current
Logic Supply Voltage
Logic Input Voltage Range
VBBx to OUTx Voltage
OUTx to SENSEx Voltage
REF Reference Voltage
SENSE Voltage (dc)
Operating Ambient Temperature
Maximum Junction Temperature
Storage Temperature
*Additional thermal data available on the Allegro website.
Package Thermal Resistance
A3992SB-T
A3992SLP-T
A3992SLPTR-T
Part Number
Characteristic
Characteristic
Tape, 4000 pieces/reel
15 pieces/tube
62 pieces/tube
Symbol
T
V
V
I
V
J
OUT
V
Packing*
V
SENSE
(max)
DD
T
IN
T
REF
stg
BB
A
Output current rating may be limited by duty cycle, ambient
temperature, and heat sinking. Under any set of conditions, do
not exceed the specifi ed current rating or a junction tempera-
ture of 150°C.
Range S
Symbol
R
θJA
Microstepping PWM Motor Driver
B package on 4-layer PCB
B package on 2-layer PCB with 3.15 in.
2 oz. copper each side
LP package on 4-layer PCB
LP package on 2-layer PCB with 3.8 in.
2 oz. copper each side
exposed thermal pad
24 pin batwing DIP
24 pin TSSOP with
Notes
Package
Notes
DMOS Dual Full-Bridge
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
2
2
Rating
–55 to 150
V
–20 to 85
26
36
28
32
Rating
DD
–0.3 to
±1.5
500
150
7.0
50
50
50
3
+ 0.3
Units
°C/W
°C/W
°C/W
°C/W
Units
mV
ºC
ºC
ºC
V
A
V
V
V
V
V
2