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)
Limits
Characteristic
Output Drivers
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Load Supply Voltage Range
Output Leakage Current
VBB
ICEX
Operating, IOUT = ±650 mA, L = 3 mH
VOUT = 30 V
VCC
—
—
—
—
—
—
—
—
—
—
—
<1.0
<-1.0
1.7
30
50
V
µA
µA
V
VOUT = 0 V
-50
2.0
2.1
0.5
1.3
1.4
1.6
5.0
200
Output Saturation Voltage
VCE(SAT)
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
1.8
V
0.3
V
0.7
V
Clamp Diode Forward Voltage
VF
1.1
V
IF = 650 mA
1.4
V
Motor Supply Current
(No Load)
IBB(ON)
VENABLE1 = VENABLE2 = 0.8 V
VENABLE1 = VENABLE2 = 2.4 V
3.0
mA
µA
IBB(OFF)
<1.0
Control Logic
Logic Supply Voltage Range
Logic Input Voltage
VCC
VIN(1)
VIN(0)
IIN(1)
Operating
4.75
2.4
—
—
—
5.50
—
V
V
—
0.8
20
V
Logic Input Current
VIN = 2.4 V
VIN = 0.8 V
Operating
—
<1.0
<-20
–
µA
µA
V
IIN(0)
—
-200
2.0
1.0
4.2
6.0
Reference Input Volt. Range
Reference Input Current
Reference Divider Ratio
VREF
0.1
-2.5
3.8
-6.0
IREF
0
µA
—
mV
VREF/VTRIP
VIO
4.0
0
Current-Sense Comparator
Input Offset Voltage
VREF = 0 V
Current-Sense Comparator
Input Voltage Range
VS
Operating
-0.3
12
—
1.0
24
V
Sense-Current Offset
ISO
IS – IOUT, 50 mA ≤ IOUT ≤ 650 mA
18
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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