A8925 ALLEGRO [Allegro MicroSystems], A8925 Datasheet - Page 2

• Manufacturer Part Number: A8925
• Description: 3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH LINEAR CURRENT CONTROL AND POWER DMOS OUTPUTS
• Manufacturer: ALLEGRO [Allegro MicroSystems]

NOTE: Negative current is defined as coming out of (sourcing) the specified device terminal.
8925
3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER
WITH LINEAR CURRENT CONTROL
AND POWER DMOS OUTPUTS
Characteristic
Logic Supply Voltage
Load Supply Voltage
Supply Current
Thermal Shutdown
Output ON Resistance
Output Sustaining Voltage
Clamp Diode Forward Voltage
Output Leakage Current
Logic Input Voltage
Logic Input Voltage
Logic Input Current
Symbol
V
r
V
V
V
V
DS(on)
DS(sus)
I
I
I
V
V
I
IN(0)
IN(1)
DSX
V
T
IN(0)
IN(1)
IN(0)
IN(1)
CC
CC
BB
12.5
J
F
7.5
5.0
2.5
10
0
25
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
Copyright © 1990, 1995 Allegro MicroSystems, Inc.
Test Conditions
Operating
Operating
Operating
V
I
I
I
V
V
ENABLE, POLE
BRAKE
V
V
OUT
OUT
F
50
ENABLE
OUT
OUT
IN
IN
= 4.0 A
= 0.8 V
= 2.4 V
= 4.0 A, Pulse Test
= 4.0 A, L = 2 mH
TEMPERATURE IN C
= 14 V
= 0 V
75
= 0 V
100
125
Dwg. GP-020B
150
Min.
2.4
3.0
10
10
14
—
—
—
—
—
—
—
—
—
—
—
Typ.
0.20
165
2.0
1.5
-10
12
12
30
10
—
—
—
—
—
—
—
Limits
Max.
0.25
-300
300
-1.0
Continued next page...
4.0
2.0
0.8
0.8
1.0
14
14
50
—
—
—
—
Units
mA
mA
V
V
V
V
V
V
V
V
C
A
A
A
A