2961 Ver la hoja de datos (PDF) - Allegro MicroSystems
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2961
Allegro MicroSystems
2961 Datasheet PDF : 12 Pages
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2961
HIGH-CURRENT
HALF-BRIDGE
PRINTHEAD/MOTOR DRIVER
ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 45 V,
VCC = 4.75 V to 5.25 V, RCV = 2940 Ω (unless otherwise noted).
Characteristic
Symbol
Test Conditions
Output Drivers
Output Leakage Current
Output Saturation Voltage
ICEX
VCE(SAT)
Output Sustaining Voltage
Recovery Diode Leakage Current
Recovery Diode Forward Voltage
Motor Supply Current
Output Rise Time
Output Fall Time
Control Logic
VCE(sus)
IR
VF
IBB(on)
IBB(off)
tr
tf
VEN = 0.8 V, VSOURCE = 0 V
VEN = 0.8 V, VSINK = 45 V
Source Driver, IOUT = -3.4 A
Source Driver, IOUT = -3.0 A
Sink Driver, IOUT = 3.4 A
Sink Driver, IOUT = 3.0 A
IOUT = ±3.4 A, L = 3 mH
VR = 45 V
IF = 3.4 A
VEN = 2.0 V, VIN = 0.8 V, No Load
VEN = 0.8 V
Source Driver, IOUT = -3.4 A
Sink Driver, IOUT = 3.4 A
Source Driver, IOUT = -3.4 A
Sink Driver, IOUT = 3.4 A
Logic Input Voltage
Logic Input Current
Reference Input Current
Transconductance
Logic Supply Current
Turn On Delay
VIN(1)
VIN(0)
IIN(1)
IIN(0)
IREF
ITRIP/VREF
ICC
tpd(on)
VIN = 5.0 V
VIN = 0 V
VREF = 5.0 V
VREF = 1.0 V
VREF = 3.2 V
VEN = 2.0 V, VIN = 0.8 V, No Load
VEN = 0.8 V
Source Driver
Sink Driver
Turn Off Delay
tpd(off)
Source Driver
Sink Driver
Thermal Shutdown Temperature
TJ
Negative current is defined as coming out of (sourcing) the specified device terminal.
Limits
Min. Typ. Max.
Units
— <-1.0 -100
µA
— <1.0 100
µA
— 1.6 2.2
V
— 1.5 —
V
— 1.0 1.4
V
— 0.9 —
V
45
—
—
V
— <1.0 100
µA
—
— 2.0
V
—
—
70
mA
—
— 2.5
mA
—
— 600
ns
—
— 600
ns
—
— 600
ns
—
— 600
ns
2.0 —
—
V
—
— 0.8
V
—
—
10
µA
—
— -1.0
mA
—
—
50
µA
0.9 1.0 1.1
A/V
0.9 1.0 1.1
A/V
—
— 160
mA
—
—
15
mA
—
— 600
ns
—
— 600
ns
—
— 2.0
µs
—
— 2.0
µs
— 165 —
°C
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