A2919SLB View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A2919SLB' PDF : 9 Pages View PDF
2919
DUAL FULL-BRIDGE
MOTOR DRIVER
A2919SLB
I 02 1
I 12 2
PHASE 2 3 θ 2
VREF 2 4
RC 2 5
GROUND 6
GROUND 7
LOGIC SUPPLY 8 VCC
RC 1 99
VREF 1 10
PHASE 1 11 θ 1
I 11 12
24 LOAD SUPPLY
23 OUT 2B
22 SENSE 2
2
21 E 2
20 OUT 2A
19 GROUND
18 GROUND
17 OUT 1A
16 E 1
1
15 SENSE 1
14 OUT 1B
13 I 01
Dwg. PP-047
5
RθJT = 6.0°C/W
4
3
SUFFIX 'B', R θJA = 40°C/W
2
1
SUFFIX 'LB', R θJA = 55°C/W
0
25
50
75
100
TEMPERATURE IN °C
125
150
Dwg. GP-049A
TRUTH TABLE
PHASE
H
L
OUTA
H
L
OUTB
L
H
PWM CURRENT-CONTROL CIRCUITRY
'B' PACKAGE,
VBB
CHANNEL 1
PIN NUMBERS
24
SHOWN.
I 0 20
I1 17
VREF 15
1
OUT A
OUT B
21
60 kΩ
23 E
120 kΩ
÷10
42 kΩ
SENSE –
22 +
RC
RS
CC
ONE
SHOT
14 RC
SOURCE
DISABLE
RT
CT
Dwg. EP-007-3
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1994 Allegro MicroSystems, Inc.
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