LTC1045CSW#TRMPBF Linear Technology, LTC1045CSW#TRMPBF Datasheet - Page 20

• Manufacturer Part Number: LTC1045CSW#TRMPBF
• Manufacturer: Linear Technology

Specifications of LTC1045CSW#TRMPBF

• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 20
• Package Type: SOIC W
• Lead Free Status / RoHS Status: Compliant

LTC1045
RELATED PARTS
PART NUMBER
LT1016
LT1039
LTC1440/LTC1441/LTC1442
20
TYPICAL
CLOCK
STEP
A
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
C
MOTOR PHASE
TTL STEPPER
APPLICATION
20k
R
P
SIGNALS
5V
51k
0.1 F
1.4V
DESCRIPTION
Ultrafast Precision Comparator
Triple RS232 Driver/Receiver with Shutdown
Ultralow Power, Single/Dual Comparator with Reference
1
1
2
2
Power MOSFET Driver Low Power Consumption Stepper Motor Driver
10
1
2
3
4
5
6
7
8
9
V
IN1
IN2
IN3
IN4
IN5
IN6
V
V
V
OH
TRIP2
TRIP1
–
U
LTC1045
www.linear.com
0.2V
+
+
+
+
+
+
–
–
–
–
–
–
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
I
V
DIS
SET
OL
V
+
20
19
18
17
16
15
14
13
12
11
+V
M
1k
A
B
**
t
ON
t
HOLD
4-PHASE BIFILAR
STEPPER MOTOR
BUZ71A
COMMENTS
10ns Propagation Delay
2.8 A Supply Current
12V Supply, No Supply Current in Shutdown
*
FULL STEP DRIVER (5V V
t
RpC = L/R L IS WINDING INDUCTANCE
R = R
I
*VARISTOR GE V24ZA50
**FOR V
HOLD
ON
WITH LTC1045 OUTPUTS
**
**
B
WINDING
3R
V
M
P
M
C
BUZ171
BUZ71A
/R
10V ADD 470 IN SERIES
H
+ R
DS(ON)
LT/LCG 1101 REV C 1.5K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 1988
**
P + R
M
DS(ON)
BUZ71A
15V)
R
H
N
*
**
MOTOR GND
BUZ71A
1045 TA17
1045fc