The 1933M is a forward/reverse motor driver that supports low voltage drive and features low-saturation outputs in a
miniature package.
Features
•
Low saturation output: VOsat=0.3V typ (IO=300mA)
Specifications
Absolute Maximum Ratings
at Ta = 25°C
Parameter
Maximum supply voltage
Symbol
VCC max
VS max
Maximum Output applied voltage
Maximum input applied voltage
Maximum output current
Allowable power dissipation
VOUT
VIN
IGND
Pd max1
Pd max2
Operating temperature
Storage temperature
Topr
Tstg
Per channel
Independent IC
* Mounted on a specified board
Conditions
Ratings
-0.3 to +10.5
-0.3 to +10.5
VS+VSF
-0.3 to +10.0
1.0
550
800
-30 to +75
-40 to +150
Unit
V
V
V
V
A
mW
mW
°C
°C
Note *: Mounted on a specified board: 30mm×30mm×1.5mm, glass epoxy
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.
Semiconductor Components Industries, LLC, 2013
June, 2013
22107 TI IM B8-3973 No.6506-1/5
LB1933M
Allowable Operating Ranges
at Ta = 25°C
Parameter
Power supply voltage range
Symbol
VCC
VS
Input high-level voltage
Input low-level voltage
VIH
VIL
Conditions
Ratings
2.2 to 7.5
1.8 to 7.5
1.8 to 7.5
-0.3 to +0.7
Unit
V
V
V
V
Electrical Characteristics
at Ta = 25°C, VS1=VS2=VCC=3V
Parameter
Power current
Symbol
ICCO
ICC
IS
Output saturation voltage
VOsat1
VOsat2
Input current
IIN
IENA
Spark killer diode
Reverse current
Forward voltage
IS (leak)
VSF
VCC=VS=7V
IOUT=400mA
30
1.7
μA
V
Conditions
min
TOTAL, ENA=0V, VIN=0V
VCC, ENA=3V, VIN=3V
VS1+VS2, ENA=3V, VIN=3V
ENA=3V, VIN=3V or 0V, IOUT=300mA
ENA=2.2V, VIN=2.2V or 0V, VCC=2.2V,
VS=2.0V, IOUT=150mA
VIN=3V
VENA=3V
Ratings
typ
0.1
5
16
0.30
max
10
7
25
0.45
0.20
80
80
μA
mA
mA
V
V
μA
μA
Unit
Package Dimensions
unit : mm (typ)
3111A
8.0
14
8
1000
Pd max - Ta
Mounted on a specified board:
30mm×30mm×1.5mm glass epoxy
Allowable Power Dissipation, Pd max - W
800
4.4
6.4
600
(1.0)
1.0
0.35
0.1 (1.5)
1.7MAX
1
7
0.15
0.63
400
200
SANYO : MFP14S(225mil)
0
--40
--20
0
20
40
60
75 80
100
Ambient Temperature, Ta -°C
ILB00046
No.6506-2/5
LB1933M
Pin Assignment
GND
14
ENA2
13
OUT3
12
VS2
11
OUT4
10
IN2
9
VCONT
8
LB1933M
1
VCC
2
ENA1
3
OUT1
4
VS1
5
OUT2
6
IN1
7
GND
Top view
Note: Connect both ground pins.
ILB00047
Truth Table
IN 1/2
L
H
L
H
ENA 1/2
H
H
L
L
OUT 1/3
H
L
OFF
OFF
OUT 2/4
L
H
OFF
OFF
Mode
Forward
Reverse
Standby
Standby
No.6506-3/5
LB1933M
Equivalent Circuit Block Diagram
10μF
VCC
1
11
VS2
4
VS1
50kΩ
IN1
6
3
80kΩ
Control block
OUT1
Stepping
Motor
50kΩ
ENA1
2
80kΩ
5
OUT2
Thermal shutdown
50kΩ
IN2
9
80kΩ
Control block
12
OUT3
10
OUT4
50kΩ
ENA2
13
80kΩ
GND
7
14
GND
8
Vcont
ILB00048
* There are no constraints on the relationship between the applied voltage to VCC, VS1, VS2, ENA1, ENA2, IN1, and
IN2 within the absolute maximum ratings (For example, this IC can be used at VCC=3V, VS1=VS2=2V, and
ENA=IN=5V)
No.6506-4/5
LB1933M
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of patents, trademarks, copyrights, trade secrets, and other intellectual property. A listing of SCILLC’s product/patent coverage may be accessed at
www.onsemi.com/site/pdf/Patent-Marking.pdf. SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no
warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the
application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental
damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual
performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical
experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use
as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in
which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for
any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors
harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or
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