A3995 Datasheet, PDF (2/9 Pages) Allegro MicroSystems – DMOS Dual Full Bridge PWM Motor Driver

A3995
DMOS Dual Full Bridge PWM Motor Driver
Selection Guide
Part Number
Packing
A3995SEV-T
61 pieces per tube
A3995SEVTR-T
1500 pieces per reel
Absolute Maximum Ratings
Characteristic
Symbol
Notes
Rating Units
Load Supply Voltage
Logic Supply Voltage
Output Current^*
V_BB
Pulsed t_w < 1 µs
V_DD
Continuous
I_OUT
Pulsed t_w < 1µs
-0.5 to 36
V
38
V
–0.4 to 7
V
2.4
A
3.5
A
Logic Input Voltage Range
V_IN
–0.3 to 7
V
SENSEx Pin Voltage
V_{SENSEx Pulsed tw < 1µs}
0.5
V
2.5
V
VREFx Pin Voltage
V_REFx
2.5
V
Operating Temperature Range
T_A
Range S
–20 to 85
ºC
Junction Temperature
T_J(max)
150
ºC
Storage Temperature Range
T_stg
–55 to 150 ºC
* May be limited by duty cycle, ambient temperature, and heat sinking. Under any set of conditions, do not exceed the specified current rating or a
Junction Temperature of 150°C.
Thermal Characteristics (may require derating at maximum conditions)
Characteristic
Symbol
Test Conditions
Package Thermal Resistance
R_θJA
EV package, 4 layer PCB based on JEDEC standard
Min. Units
27 ºC/W
Power Dissipation versus Ambient Temperature
5500
5000
4500
4000
3500
3000
2500
2000
1500
EV Package
4-layer PCB
(R_QJA = 27 ºC/W)
1000
500
0
25
50
75
100
125
150
175
Temperature (°C)
Allegro MicroSystems, Inc.

115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com