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2936-120 Datasheet(PDF) 5 Page - Allegro MicroSystems

Part No. 2936-120
Description  3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER
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Maker  ALLEGRO [Allegro MicroSystems]
Homepage  http://www.allegromicro.com
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2936-120 Datasheet(HTML) 5 Page - Allegro MicroSystems

 
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2936-120
3-PHASE BRUSHLESS
DC MOTOR
CONTROLLER/DRIVER
www.allegromicro.com
Limits
Characteristic
Symbol
Test Conditions
Min. Typ. Max.
Units
Control Logic
Logic lnput Voltage
VIN(1)
VDIR or VBRAKE
2.0
V
VIN(0)
VDIR or VBRAKE
——
0.8
V
Sensor lnput Voltage Threshold
VIN
H1, H2, or H3
—2.5
V
Input Current
IIN(1)
VDIR = 2 V
150
200
µA
VBRAKE = 2 V
<1.0
5.0
µA
VH = 5 V
-190
-220
µA
IIN(0)
VDIR = 0.8 V
35
50
µA
VBRAKE = 0.8 V
-5.0
-20
µA
VH = 0.8 V
-0.64
-1.0
mA
ITHS
VTHS
≥ 3.0 V
-8.0
-15
µA
VTHS < 3.0 V, VSENSE < VTHS/10.5
-15
-30
µA
VTHS < 3.0 V, VSENSE > VTHS/ 9.5
190
250
310
µA
Current Limit Threshold
VTHS/VSENSE at trip point, VTHS < 3.0 V
9.5
10
10.5
Default Sense Trip Voltage
VSENSE
VTHS ≥ 3.0 V
270
300
330
mV
Default Hysteresis
VTHS ≥ 3.0 V
7.5
%
Deadtime
td
BRAKE or DIRECTION
2.0
µs
ELECTRICAL CHARACTERISTICS at T
A = +25°C, TJ +150°C, VBB = 45 V continued


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