LTC1155C Linear Technology, LTC1155C Datasheet - Page 14

• Manufacturer Part Number: LTC1155C
• Description: Dual High Side Micropower MOSFET Driver
• Manufacturer: Linear Technology

LTC1155
14
TYPICAL
SPEED IS PROPORTIONAL TO PULSE WIDTH. TORQUE IS PROPORTIONAL TO CURRENT
1M
1M
A
DIRECTION
Full H-Bridge Driver with Shoot-Through Current Lockout and Stall Current Shutdown (f
DISABLE
*OPPOSING GATES ARE HELD OFF UNTIL OTHER GATES DROP BELOW 1.5V
PPLICATI
0.0033 F
+
–
LT1017
1/2
1M
1M
74HC02
DC Motor Speed and Torque Control for Cordless Tools and Appliances
+
O
ADJUST
6V
SPEED
U
5V
10k
S
100
+
120k
10 F
IN1
IN2
DS1
47 F
16V
LTC1155
100k
100k
GND
V
S
+
–
LT1017
1/2
DS2
G1
G2
0.1 F
100k
IN1
IN2
DS1
LTC1155
VN2222L
VN2222L
GND
V
S
*
*
DS2
4.5V TO 6V
G1
G2
0.1 F
IRLZ44
IRFZ44
0.01
300k
SMALL DC APPLIANCE
M
OR TOOL MOTOR
O
< 100Hz)
1.1k
10k
TORQUE
ADJUST
IRLZ44
IRFZ44
1155 TA16
M
IRFZ24
0.1
1155 TA17
1A TO
10A
MAX