LT1158ISW#TR Linear Technology, LT1158ISW#TR Datasheet - Page 20

• Manufacturer Part Number: LT1158ISW#TR
• Description: IC DRIVER PWR MOSFET N-CH 16SOIC
• Manufacturer: Linear Technology

Specifications of LT1158ISW#TR

• Configuration: Half Bridge
• Input Type: PWM
• Current - Peak: 500mA
• Number Of Configurations: 1
• Number Of Outputs: 2
• High Side Voltage - Max (bootstrap): 56V
• Voltage - Supply: 5 V ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.300", 7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Delay Time: -

LT1158
TYPICAL APPLICATIONS
20
(FREE RUN)
DIRECTION
PWM
STOP
ENABLE A
ENABLE B
FAULT A
FAULT B
INPUT A
INPUT B
Control Logic for Sign/Magnitude Drive
1N4148
74HC02
+
+
10μF
0.01μF
0.01μF
+
10μF
1μF
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
BOOST DR
V
BIAS
ENABLE
FAULT
INPUT
GND
B GATE FB
BOOST DR
V
BIAS
ENABLE
FAULT
INPUT
GND
B GATE FB
+
+
LT1158
LT1158
Figure 17. 10A Full Bridge Motor Control
B GATE DR
1N4148
T GATE DR
1N4148
T GATE DR
B GATE DR
T SOURCE
T GATE FB
T GATE FB
T SOURCE
SENSE
SENSE
SENSE
SENSE
BOOST
BOOST
ENABLE A
FAULT A
INPUT A
ENABLE B
INPUT B
FAULT B
V
V
+
–
+
+
–
+
1158F17b
16
15
14
13
12
11
10
16
15
14
13
12
11
10
9
9
47Ω
15Ω
15Ω
D1
D2
15Ω
15Ω
PWM
0.1μF
0.1μF
Control Logic for Locked Anti-Phase Drive
Motor stops if either side is shorted to ground
74HC132
Q1
+
Q3
Q2
0.1μF
–
+
R
0.015Ω
–
Q4
S
+
+
5V
5.1k
2.4k
LT1158 F17a
470μF
470μF
LOW
ESR
LOW
ESR
10V TO 30V
Q1, Q3: IRF540 (STANDARD)
Q2, Q4: IRFZ44
D1, D2: BAT83
R
150k
S
2.4k
: DALE TYPE LVR-3
ULTRONIX RCS01
0.01μF
1N4148
IRC540 (SENSE FET)
SIDE A: SHOWS
STANDARD MOSFET
CONNECTION
SIDE B: SHOWS
CURRENT-SENSING
MOSFET CONNECTION
INPUT A
ENABLE B
FAULT B
INPUT B
ENABLE A
FAULT A
1158F17c
1158fb