2916
DUAL FULL-BRIDGE
MOTOR DRIVER
UDN2916EB
(PLCC)
LOGIC SUPPLY
LOAD SUPPLY
5
SENSE
1
PHASE
1
OUT
1A
OUT
1B
ALLOWABLE PACKAGE POWER DISSIPATION IN WATTS
V
REF 1
43
42
41
RC
1
E
I
01
I
11
R
JT
= 6.0°C/W
1
44
40
6
5
4
3
2
1
1
V
CC
39
GND
4
SUFFIX 'EB', R
JA
= 30°C/W
JA
GND
7
8
V
BB
PWM 1
SUFFIX 'B', R
= 40°C/W
38
37
36
35
34
33
9
10
11
12
13
14
15
16
GND
17
NC
NO CONNECTION
19
21
OUT
2A
18
E
2
20
3
1
2
2
32
31
30
29
NC
NO CONNECTION
22
OUT
2B
23
I
02
24
I
12
25
2
1
SUFFIX 'LB', R
JA
= 55°C/W*
PWM 2
GND
0
26
27
SENSE
2
V
REF 2
PHASE
2
RC
2
28
25
50
75
100
TEMPERATURE IN °C
125
150
Dwg. GP-035B
Dwg. PP-006A
*Measured on a single-layer board, with 1 sq. in. of 2 oz copper area.
For additional information, refer to the Allegro Web site.
UDN2916LB
(SOIC)
'B' PACKAGE,
CHANNEL 1
PIN NUMBERS
SHOWN.
PWM CURRENT-CONTROL CIRCUITRY
V
BB
24
I
02
1
PWM 2
24
23
22
2
21
20
19
V
BB
LOAD SUPPLY
OUT
2B
SENSE
2
E
2
OUT
2A
GROUND
GROUND
OUT
1A
E
1
SENSE
1
OUT
1B
I
01
I
12
PHASE
2
V
REF 2
RC
2
GROUND
GROUND
LOGIC SUPPLY
RC
1
V
REF 1
PHASE
1
I
11
2
3
4
5
6
7
8
9
9
V
CC
2
1
OUT B
21
OUT A
V
REF
15
20 k
10
40 k
I
0
20
I
1
17
10 k
R
S
23
E
SENSE
–
RC
22
+
ONE
SHOT
14
RC
SOURCE
DISABLE
18
17
16
1
15
CC
R
T
C
T
10
PWM 1
Dwg. EP-007B
11
12
1
14
13
TRUTH TABLE
PHASE
OUT
A
H
L
OUT
B
L
H
H
L
Dwg. PP-047
3
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1994, 2003, 2007 Allegro MicroSystems, Inc.
ALLEGRO [ ALLEGRO MICROSYSTEMS ]
