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
PWM CURRENT-CONTROL CIRCUITRY
CHANNEL 1
PIN NUMBERS
SHOWN.
VBB
22
OUT A
6
OUT B
3
I0 2
I1 1
VREF 44
40 kΩ
20 kΩ
5E
÷10
10 kΩ
SENSE –
4+
RC
RS
CC
ONE
SHOT
41 RC
SOURCE
DISABLE
RT
CT
Dwg. EP-007-4
12.5
10
7.5
5.0
2.5
0
25
RθJA = 35°C/W
50
75
100
TEMPERATURE IN °C
125
150
Dwg. GP-020-1
TRUTH TABLE
Enable
Phase
L
H
L
L
H
X
X = Don’t care
Z = High impedance
OutA
H
L
Z
OutB
L
H
Z
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1997 Allegro MicroSystems, Inc.
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