LT1158
19
1158fb
TYPICAL APPLICATIONS
Figure 15. High Effi ciency 6-Cell NiCd Protected Motor Drive
Figure 16. 3-Phase Brushless DC Motor Control
BAT85
LT1158 F15
0.01μF
15Ω
START CURRENT
= 25A MINIMUM
15Ω
0.1μF
Q2
Q1, Q2: IRLZ44 (LOGIC-LEVEL)
R
S
: DALE TYPE LVR-3
ULTRONIX RCS01
1k
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
BOOST
T GATE DR
T GATE FB
T SOURCE
SENSE
+
SENSE
V
+
B GATE DR
BOOST DR
V
+
BIAS
ENABLE
FAULT
INPUT
GND
B GATE FB
LT1158
R
S
0.015Ω
1N4148
+
Q1
STOP
(FREE RUN)
PWM
100μF
7.2V
NOMINAL
10μF
1μF
-
+
+
+
POSITION FEEDBACK
CONTROLS LT1158
ENABLE INPUTS
F
A
5V
1158 F16
ENABLE
FAULT
INPUT
LT1158
V
+
ENABLE
FAULT
INPUT
LT1158
V
+
ENABLE
FAULT
INPUT
LT1158
V
+
F
B
F
C
SHUTDOWN
PWM CONTROLS
LT1158 INPUTS
COMMUTATING LOGIC
LT1158
20
1158fb
TYPICAL APPLICATIONS
Control Logic for Locked Anti-Phase Drive
Motor stops if either side is shorted to ground
Control Logic for Sign/Magnitude Drive
Figure 17. 10A Full Bridge Motor Control
LT1158 F17a
0.01μF
LOW
ESR
15Ω
SIDE B: SHOWS
CURRENT-SENSING
MOSFET CONNECTION
10V TO 30V
0.1μF
Q1, Q3: IRF540 (STANDARD)
IRC540 (SENSE FET)
Q2, Q4: IRFZ44
D1, D2: BAT83
R
S
: DALE TYPE LVR-3
ULTRONIX RCS01
1N4148
+
Q2
0.01μF
15Ω
15Ω
10μF
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
BOOST
T GATE DR
T GATE FB
T SOURCE
SENSE
+
SENSE
V
+
B GATE DR
BOOST DR
V
+
BIAS
ENABLE
FAULT
INPUT
GND
B GATE FB
LT1158
1N4148
Q1
Q4
R
S
0.015Ω
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
BOOST
T GATE DR
T GATE FB
T SOURCE
SENSE
+
SENSE
V
+
B GATE DR
BOOST DR
V
+
BIAS
ENABLE
FAULT
INPUT
GND
B GATE FB
LT1158
Q3
ENABLE A
INPUT A
FAULT A
ENABLE B
INPUT B
FAULT B
10μF
470μF
LOW
ESR
470μF
15Ω
2.4k
2.4k
0.1μF
D1
47Ω
D2
SIDE A: SHOWS
STANDARD MOSFET
CONNECTION
+
-
+
+
+
+
1μF
1N4148
PWM
DIRECTION
STOP
(FREE RUN)
ENABLE A
INPUT A
FAULT A
ENABLE B
INPUT B
FAULT B
74HC02
1158F17b
+
0.1μF
1N4148
PWM
5V
ENABLE A
INPUT A
FAULT A
ENABLE B
INPUT B
FAULT B
74HC132
1158F17c
5.1k
0.01μF
150k
LT1158
21
1158fb
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
S16 (WIDE) 0502
NOTE 3
.398 – .413
(10.109 – 10.490)
NOTE 4
16
15 14
13
12
11
10 9
1
N
23
4
5
6
78
N/2
.394 – .419
(10.007 – 10.643)
.037 – .045
(0.940 – 1.143)
.004 – .012
(0.102 – 0.305)
.093 – .104
(2.362 – 2.642)
.050
(1.270)
BSC
.014 – .019
(0.356 – 0.482)
TYP
0° – 8° TYP
NOTE 3
.009 – .013
(0.229 – 0.330)
.005
(0.127)
RAD MIN
.016 – .050
(0.406 – 1.270)
.291 – .299
(7.391 – 7.595)
NOTE 4
× 45°
.010 – .029
(0.254 – 0.737)
INCHES
(MILLIMETERS)
NOTE:
1. DIMENSIONS IN
2. DRAWING NOT TO SCALE
3. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
4. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm)
.420
MIN
.325
±.005
RECOMMENDED SOLDER PAD LAYOUT
.045 ±.005
N
123 N/2
.050 BSC
.030 ±.005
TYP
N16 1002
.255 ± .015*
(6.477 ± 0.381)
.770*
(19.558)
MAX
16
1
2
3
4
5
6
7
8
910
11
12
13
14
15
.020
(0.508)
MIN
.120
(3.048)
MIN
.130 ± .005
(3.302 ± 0.127)
.065
(1.651)
TYP
.045 – .065
(1.143 – 1.651)
.018 ± .003
(0.457 ± 0.076)
.008 – .015
(0.203 – 0.381)
.300 – .325
(7.620 – 8.255)
.325
+.035
–.015
+0.889
–0.381
8.255
()
NOTE:
1. DIMENSIONS ARE
INCHES
MILLIMETERS
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .010 INCH (0.254mm)
.100
(2.54)
BSC
PACKAGE DESCRIPTION
SW Package
16-Lead Plastic Small Outline (Wide .300 Inch)
(Reference LTC DWG # 05-08-1620)
N Package
16-Lead PDIP (Narrow .300 Inch)
(Reference LTC DWG # 05-08-1510)

LT1158ISW#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Gate Drivers Half Bridge N-Ch Pwr MOSFET Drvr
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union