A2927SEB 데이터 시트보기 (PDF) - Allegro MicroSystems
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A2927SEB Datasheet PDF : 8 Pages
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2927
DUAL FULL-BRIDGE
PWM MOTOR DRIVER
ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 50 V, VCC = 5.0 V, VREF = 5.0 V (unless
otherwise noted).
Characteristic
Symbol
Test Conditions
Output Drivers (OUTA or OUTB)
Motor Supply Range
V
BB
Output Leakage Current
ICEX
Output Saturation Voltage
V
CE(SAT)
Flyback Diode Forward Volt.
Driver Supply Current
Control Logic
VF
I
BB(ON)
IBB(OFF)
IOUT = ±1.5 A, L = 15 mH
VOUT = VBB
V =0
OUT
Sink Driver, IOUT = +1.0 A*
Sink Driver, IOUT = +1.5 A*
Source Driver, I = -1.0 A*
OUT
Source Driver, IOUT = -1.5 A*
IF = 1.5 A
Both Bridges ON, No Load
Both Bridges OFF
Input Voltage
VIN(1)
All Inputs
VIN(0)
All Inputs
Input Current
I
IN(1)
V = 2.4 V
IN
IIN(0)
VIN = 0.8 V
Reference Voltage Range
VREF
Operating
Current Limit Threshold
(at trip point)
V /V
REF SENSE
I = I = 0.8 V
01
I0 = 2.4 V, I1= 0.8 V
I = 0.8 V, I = 2.4 V
0
1
Thermal Shutdown Temp.
TJ
Total Logic Supply Current
ICC(ON)
I0 = I1 = VEN = 0.8 V, No Load
I
CC(OFF)
I
0
=
I1
=
2.4
V,
No
Load
Negative current is defined as coming out of (sourcing) the specified device pin.
Typical Data is for design information only.
* Pulse test (<10 ms).
Min.
Limits
Typ. Max.
Units
10
—
50
V
—
<1.0
5.0
µA
—
<-1.0
-5.0
µA
—
0.5
0.7
V
—
0.8
0.9
V
—
1.8
1.9
V
—
1.9
2.0
V
—
1.6
2.0
V
—
6.5
9.0
mA
—
4.0
4.0
mA
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
—
90
105
mA
—
10
12
mA
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