2916 データシートの表示（PDF） - Allegro MicroSystems
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2916 Datasheet PDF : 8 Pages
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2916
DUAL FULL-BRIDGE
MOTOR DRIVER
ELECTRICAL CHARACTERISTICS at TA = +25°C, TJ ≤ 150°C, VBB = 45 V, VCC = 4.75 V to 5.25 V,
VREF = 5.0 V (unless otherwise noted).
Characteristic
Symbol
Test Conditions
Min.
Limits
Typ.
Max.
Units
Output Drivers (OUTA or OUTB)
Motor Supply Range
Output Leakage Current
Output Sustaining Voltage
Output Saturation Voltage
Clamp Diode Leakage Current
Clamp Diode Forward Voltage
Driver Supply Current
Control Logic
VBB
ICEX
VCE(sus)
VCE(SAT)
IR
VF
IBB(ON)
IBB(OFF)
VOUT = VBB
VOUT = 0
IOUT = ±750 mA, L = 3.0 mH
Sink Driver, IOUT = +500 mA
Sink Driver, IOUT = +750 mA
Source Driver, IOUT = –500 mA
Source Driver, IOUT = –750 mA
VR = 45 V
IF = 750 mA
Both Bridges ON, No Load
Both Bridges OFF
10
—
45
V
—
< 1.0
50
µA
—
<–1.0 –50
µA
45
—
—
V
—
0.4
0.6
V
—
1.0
1.2
V
—
1.0
1.2
V
—
1.3
1.5
V
—
< 1.0
50
µA
—
1.6
2.0
V
—
20
25
mA
—
5.0
10
mA
Input Voltage
Input Current
Reference Voltage Range
Current Limit Threshold
(at trip point)
Thermal Shutdown Temperature
Total Logic Supply Current
Fixed Off-Time
VIN(1)
VIN(0)
IIN(1)
VREF
VREF/ VSENSE
TJ
ICC(ON)
ICC(OFF)
toff
All inputs
All inputs
VIN = 2.4 V
VIN = 0.8 V
Operating
I0 = I1 = 0.8 V
I0 = 2.4 V, I1 = 0.8 V
I0 = 0.8 V, I1 = 2.4 V
I0 = I1 = 0.8 V, No Load
I0 = I1 = 2.4 V, No Load
RT = 56 kΩ, CT = 820 pF
2.4
—
—
V
—
—
0.8
V
—
<1.0
20
µA
—
– 3.0 –200
µA
1.5
—
7.5
V
9.5
10
10.5
—
13.5
15
16.5
—
25.5
30
34.5
—
—
170
—
°C
—
40
50
mA
—
10
12
mA
—
46
—
µs
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