2936-120 查看數據表（PDF） - Allegro MicroSystems
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2936-120 Datasheet PDF : 10 Pages
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2936-120
3-PHASE BRUSHLESS
DC MOTOR
CONTROLLER/DRIVER
10
RθJT = 2.0°C/W
8
3.0°C/W HEAT SINK
RθJA = 5.0°C/W
6
12°C/W HEAT SINK
RθJA = 14°C/W
4
2
FREE AIR, R θJA = 38°C/W
0
25
50
75
100
TEMPERATURE IN °C
Typical Application
125
150
Dwg. GP-012B
Commutation Truth Table
UDN2936W -120
RS =
0.15 Ω
V CC
Dwg. EP-033
Hall Sensor Inputs
H1
H2
H3
High
High
High
Low
Low
Low
High
High
High
Low
Low
Low
X
Low
Low
High
High
High
Low
Low
Low
High
High
High
Low
X
High
Low
Low
Low
High
High
High
Low
Low
Low
High
High
X
DIRECTION BRAKE
Low
Low
Low
Low
Low
Low
High
High
High
High
High
High
X
High
High
High
High
High
High
High
High
High
High
High
High
Low
Outputs
OUTA OUTB OUTC
Z
High
High
Z
Low
Low
Z
Low
Low
Z
High
High
Low
Low
Low
Z
High
High
Z
High
High
Z
Low
Low
Z
Low
High
Z
Low
Low
Z
High
Low
Z
High
High
Z
Low
Low
X= Irrelevant
Z = High Impedance
Note that the UDN2936W-120 truth table is the same as the original
UDN2936W except that the H2 Hall sensor inputs are inverted.
www.allegromicro.com
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