A3959SLPTR Datasheet, PDF (2/11 Pages) Allegro MicroSystems – DMOS Full-Bridge PWM Motor Driver

A3959
DMOS Full-Bridge PWM Motor Driver
Selection Guide
Part Number
A3959SB-T
A3959SLB-T
A3959SLBTR-T
A3959SLP-T
A3959SLPTR-T
Package
24-pin DIP with exposed tabs
24-pin SOIC with internally fused pins
24-pin SOIC with internally fused pins
28-pin TSSOP with exposed thermal pad
28-pin TSSOP with exposed thermal pad
Packing
15 per tube
31 per tube
1000 per reel
50 per tube
4000 per reel
Absolute Maximum Ratings
Characteristic
Symbol
Load Supply Voltage
V_BB
Logic Supply Voltage
V_DD
Input Voltage
V_IN
Sense Voltage
Reference Voltage
V_S
V_REF
Output Current
I_OUT
Package Power Dissipation
P_D
Operating Ambient Temperature
T_A
Maximum Junction Temperature T_J(max)
Storage Temperature
T_stg
Notes
Rating
50
7.0
Continuous
t_w < 30 ns
Continuous
–0.3 to V_DD + 0.3
–1.0 to V_DD + 1.0
0.5
t_w < 3 μs
2.5
V_DD
Output current rating may be limited by duty cycle, am- _Repetitive
±3.0
bient temperature, and heat sinking. Under any set of
conditions, do not exceed the specified current rating
or a junction temperature of 150°C.
Peak, < 3 μs
±6.0
See Thermal Characteristics
–
Range S
–20 to 85
Fault conditions that produce excessive junction temperature will activate
the device’s thermal shutdown circuitry. These conditions can be toler-
150
ated but should be avoided.
–55 to 150
Units
V
V
V
V
V
V
V
A
A
–
ºC
ºC
ºC
Allegro MicroSystems, Inc.
2
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com