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LB1947 Datasheet(PDF) 2 Page - Sanyo Semicon Device

Part # LB1947
Description  PWM Current Control Type Bidirectional Motor Driver
PDF  9 Pages
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LB1947 Datasheet(HTML) 2 Page - Sanyo Semicon Device

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LB1947
No.6192-2/9
Allowable Operating Ranges at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Motor supply voltage
VBB
10 to 45
V
Logic supply voltage
VCC
4.75 to 5.25
V
Reference voltage
VREF
0 to VCC-2
V
Electrical Characteristics at Ta
= 25°C, VCC = 5V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Output Block
IBB ON
No-load state, Forward
0.4
0.6
1.0
mA
IBB BR
No-load state, Brake
0.2
0.4
0.8
mA
IBB OFF
No-load state, Output off
0.2
0.4
0.8
mA
Output stage supply current
IBB wt
No-load state, Standby mode
0.1
mA
VOsat1
IO = +1.0A, Sink
1.2
1.5
V
VOsat2
IO = +2.0A, Sink
1.6
1.9
V
VOsat3
IO = -1.0A, Source
1.8
2.2
V
Output saturation voltage
VOsat4
IO = -2.0A, Source
2.1
2.4
V
IO1(leak)
VO = VBB, Sink
50
µA
Output leak current
IO2(leak)
VO = 0V, Source
-50
µA
Output sustain voltage
VSUS
L = 3.9mH, IO = 2.0A, Design guarantee value*
50
V
Logic Block
ICC ON
IN1: High, IN2: Low, ST: High
11
16
21
mA
ICC BR
IN1: Low, IN2: High, ST: High
11
16
21
mA
ICC OFF
IN1: Low, IN2: Low, ST: High
11
16
21
mA
Logic supply current
ICC wt
ST: Low
1.0
2
3.0
mA
VINH
2
V
Input voltage
VINL
0.8
V
IINH
VIN = 5V
60
90
120
µA
Input current
IINL
VIN = 0.8V
6
10
13
µA
Sensing voltage
VE
0
1.1
V
Sensing voltage 25H
VEH25
VI = High, VREF = 2.5V
0.970
1.0
1.030
V
Sensing voltage 25L
VEL25
VI = Low, VREF = 2.5V
0.483
0.5
0.513
V
Sensing voltage 15H
VEH15
VI = High, VREF = 1.5V
0.385
0.4
0.410
V
Sensing voltage 15L
VEL15
VI = Low, VREF = 1.5V
0.190
0.2
0.210
V
Sensing voltage 05H
VEH05
VI = High, VREF = 0.5V
0.190
0.2
0.210
V
Sensing voltage 05L
VEL05
VI = Low, VREF = 0.5V
0.092
0.1
0.108
V
Reference current
Iref
VREF = 1.0V
-0.5
+0.5
µA
CR pin current
ICR
-1.56
-1.3
-1.04
mA
VMDH
VCC-0.3
V
VMDM
0.3VCC
VCC-1.0
V
MD pin voltage
VMDL
.0.4
V
IMDH
MD = VCC-0.5V, CR = 1.0V
-1.0
+1.0
µA
MD input current
IMDL
MD = 0.4V, CR = 2.0V
-5.0
µA
Thermal shutdown temperature
TSD
Design guarantee value*
170
°C
* Design guarantee value, Do not measurement.



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