A3966SLB View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A3966SLB' PDF : 12 Pages View PDF
3966
DUAL FULL-BRIDGE
PWM MOTOR DRIVER
ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 30 V, VCC = 4.75 V to 5.5 V, VREF = 2 V,
VS = 0 V, 56 kΩ & 680 pF RC to Ground (unless noted otherwise)
Characteristic
Symbol Test Conditions
Output Drivers
Load Supply Voltage Range
Output Leakage Current
Output Saturation Voltage
Clamp Diode Forward Voltage
Motor Supply Current
(No Load)
VBB
ICEX
VCE(SAT)
VF
IBB(ON)
IBB(OFF)
Operating, IOUT = ±650 mA, L = 3 mH
VOUT = 30 V
VOUT = 0 V
Source Driver, IOUT = -400 mA
Source Driver, IOUT = -650 mA
Sink Driver, IOUT = +400 mA, VS = 0.5 V
Sink Driver, IOUT = +650 mA, VS = 0.5 V
IF = 400 mA
IF = 650 mA
VENABLE1 = VENABLE2 = 0.8 V
VENABLE1 = VENABLE2 = 2.4 V
Control Logic
Logic Supply Voltage Range
Logic Input Voltage
Logic Input Current
Reference Input Volt. Range
Reference Input Current
Reference Divider Ratio
Current-Sense Comparator
Input Offset Voltage
Current-Sense Comparator
Input Voltage Range
Sense-Current Offset
VCC
VIN(1)
VIN(0)
IIN(1)
IIN(0)
VREF
IREF
VREF/VTRIP
VIO
Operating
VIN = 2.4 V
VIN = 0.8 V
Operating
VREF = 0 V
VS
Operating
ISO
IS – IOUT, 50 mA ≤ IOUT ≤ 650 mA
Min.
VCC
—
—
—
—
—
—
—
—
—
—
4.75
2.4
—
—
—
0.1
-2.5
3.8
-6.0
-0.3
12
Limits
Typ. Max.
Units
—
30
V
<1.0
50
µA
<-1.0
-50
µA
1.7
2.0
V
1.8
2.1
V
0.3
0.5
V
0.4
1.3
V
1.1
1.4
V
1.4
1.6
V
3.0
5.0
mA
<1.0
200
µA
—
5.50
V
—
—
V
—
0.8
V
<1.0
20
µA
<-20
-200
µA
–
2.0
V
0
1.0
µA
4.0
4.2
—
0
6.0
mV
—
1.0
V
18
24
mA
NOTES:1. Typical Data is for design information only.
2. Negative current is defined as coming out of (sourcing) the specified device terminal.
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