L6219DS
Dual Full-Bridge PWM Motor Driver
PWM Current-Control Circuitry
CHANNEL 1
TERMINAL NUMBERS
SHOWN.
V
BB
24
Phase Truth Table
PHASE
H
L
OUT
A
H
L
OUT
B
L
H
OUT B
1
21
OUT A
V
REF
15
20 k
10
40 k
I
0
20
I
1
17
10 k
RS
23
SENSE
COMP IN
–
22
+
CC
ONE
SHOT
14
SOURCE
DISABLE
RC
RC
RT
C
T
Dwg. EP-007-5
Pin-Out Diagram
OUT
1A
OUT
2A
SENSE
2
COMP IN
2
OUT
2B
GROUND
GROUND
I
02
I
12
PHASE
2
V
REF 2
RC
2
1
2
3
4
5
6
7
8
2
1
V
BB
24
23
22
21
20
19
18
17
LOAD
SUPPLY
SENSE
1
COMP IN
1
OUT
1B
I
01
GROUND
GROUND
I
11
PHASE
1
V
REF 1
RC
1
LOGIC
SUPPLY
PWM 1
9
1
16
15
14
10
11
12
2
PWM 2
V
CC
13
Dwg. PP-005-3
Copyright © 1998, 2003 Allegro MicroSystems, Inc.
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
3
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