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2993 Datasheet, PDF (3/8 Pages) Allegro MicroSystems – DUAL H-BRIDGE MOTOR DRIVERS
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2993
DUAL H-BRIDGE
MOTOR DRIVERS
ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 30 V, VDD = 5 V, VE = 0 V, TJ ≤ +150°C
Figure 1 (unless otherwise noted).
Characteristic
Symbol
Test Conditions
Limits
Min.
Typ.
Max. Units
Output Drivers
Operating Voltage Range
VBB
10
—
30
V
Output Leakage Current
ICEX
VENABLE = 0.8 V, VOUT = VBB, Note 2
—
< 1.0
50
µA
VENABLE = 0.8 V, VOUT = 0 V, Note 2
—
< -1.0 -50
µA
Output Saturation Voltage
VCE(SAT)
VENABLE = 2.4 V, IOUT = 500 mA
—
1.6
1.8
V
VENABLE = 2.4 V, IOUT = -500 mA
—
1.6
2.0
V
Output Sustaining Voltage
VCE(sus)
IOUT = ±500 mA, Figure 2, Note 2
30
—
—
V
Motor Supply Current
IBB(ON)
VENABLE = 2.4 V, Outputs Open, Note 2 —
1.0
3.0
mA
IBB(OFF)
VENABLE = 0.8 V, Outputs Open, Note 2 —
250
300
µA
Source Driver Rise Time
tr
IOUT = -500 mA
—
75
—
ns
Source Driver Fall Time
tf
IOUT = -500 mA
—
280
—
ns
Clamp Diode Forward Voltage
VF
IF = 500 mA
—
1.6
1.8
V
Control Logic (PHASE or ENABLE)
Logic Input Current
Logic Input Voltage
Logic Supply Current
Turn-On Delay Time
Turn-Off Delay Time
IIN(1)
IIN(0)
VIN(1)
VIN(0)
IDD
tpd0
tpd1
VPHASE or VENABLE = 2.4 V
VPHASE or VENABLE = 0.8 V
ENABLE Input to Source Drivers
ENABLE lnput to Source Drivers
—
< 1.0
10
µA
—
-200 -300
µA
2.4
—
—
V
—
—
0.8
V
—
14
20
mA
—
250
—
ns
—
500
—
ns
NOTES: 1. Each driver is tested separately.
2. Test is performed with VPHASE = 0.8 V and then repeated for VPHASE = 2.4 V.
3. Negative current is defined as coming out of (sourcing) the specified device pin.
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