LOGIC-INPUT CMOS
QUAD DRIVERS
1
2
3
4
5
6
7
8
TC4467
TC4468
TC4469
TYPICAL APPLICATIONS
Stepper Motor Drive
Quad Driver for H-Bridge Motor Control
+12V
+5V TO +15V
14
14
AIRPAX
#M82102-P2
7.5°/STEP
18V
TC4469
1
TC4469
1
13
12
11
10
RED
13
2
2
DIRECTION
3
MOTOR
12
REV
3
4
4
FWD
GRAY
YEL
A
B
5
PWM SPEED
11
10
M
MOTOR
6
5
6
8
9
8
9
7
BLK
7
48-Volt, 3-Phase Brushless Output Stage
48V
R4
3.3
kΩ
R2
3.3
kΩ
R3
C1
1 µF
14
3.3
V
kΩ
DD
1
D1
1N4744
15V
1A
1B
2A
2B
3A
13
12
11
10
2
3
4
5
1Y
2Y
R1
3.3
kΩ
5W
U1
6
8
9
3Y
4Y
3B
4A
4B
D2
D3
D4
TC4469
GND
R5
7
MOTOR
PHASE A
MOTOR
MOTOR
R9
(FLOAT AT 33V)
PHASE C
PHASE B
Q1
A+
B+
C+
A–
B–
15V
14
R6
4.7 kΩ
2N5550
R10
R7
V
DD
Q2
1
1A
13
4.7 kΩ
2
3
4
5
2N5550
1Y
2Y
1B
2A
2B
3A
R11
Q3
12
11
10
4.7 kΩ
U2
2N5550
6
8
9
3Y
4Y
3B
4A
4B
TC4469
GND
7
C–
TELCOM SEMICONDUCTOR, INC.
4-269
TELCOM [ TELCOM SEMICONDUCTOR, INC ]
