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LB11685VH Datasheet(PDF) 2 Page - ON Semiconductor

Part No. LB11685VH
Description  3-phase sensor less Motor driver
Download  7 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

LB11685VH Datasheet(HTML) 2 Page - ON Semiconductor

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LB11685VH
No.A1773-2/7
Recommended Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended Supply voltage
VCC
12.0
V
Operating supply voltage
VCC op
4.5 to 18.0
V
Electrical Characteristics at Ta
= 25°C, VCC = 5.0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply current
ICC
FC1 = FC2 = 0V
5
10
20
mA
Internal regulate voltage
VREG
3.0
3.3
3.6
V
Output voltage (source)
VOSOUR
IO = 0.8A *3
1.3
1.7
V
Output voltage (sink)
VOSINK
IO = 0.8A *3
0.5
1.3
V
Current limiter
VOLIM
0.268
0.300
0.332
V
MCOM pin
common-input voltage range
VINCOM
0
VCC - 2
V
MCOM pin
Source current for hysteresis
ICOM+
MCOM = 7V
30
80
μA
MCOM pin
Sink current for hysteresis
ICOM-
MCOM = 7V
30
80
μA
MCOM pin
hysteresis current ratio
RTCOM
RTCOM = ICOM+ / ICOM-
0.6
1.4
VCO input bias current
IVCO
VCO = 2.3V
0.2
μA
VCO oscillation minimum
frequency
fVCOmin
VCO = 2.1V, CX = 0.015μF
Design target *2
930
Hz
VCO oscillation maximum
frequency
fVCOmax
VCO = 2.7V, CX = 0.015μF
Design target *2
8.6
kHz
CX charge / discharge current
ICX
VCO = 2.5V, CX = 1.6V
70
100
140
μA
CX hysteresis voltage
ΔVCX
0.35
0.55
0.75
C1 (C2) charge current
IC1(2)+
VCO = 2.5V, C1(2) = 1.3V
12
20
28
μA
C1 (C2) discharge current
IC1(2)-
VCO = 2.5V, C1(2) = 1.3V
12
20
28
μA
C1 (C2) charge / discharge
current ratio
RTC1(2)
RTC1(2) = IC1(2)+ / IC1(2)-
0.8
1.0
1.2
C1/C2 charge current ratio
RTCCHG
RTCCHG = IC1+ / IC2+
0.8
1.0
1.2
C1/C2 discharge current ratio
RTCDIS
RTCDIS = IC1- / IC2-
0.8
1.0
1.2
C1 (C2) cramp voltage width
VCW1(2)
1.0
1.3
1.6
V
FG output low level voltage
VFGL
IFG = 3mA
0.5
V
RD output low level voltage
VRDL
IRD = 3mA
0.5
v
Thermal shut down operating
temperature *1
TTSD
Junction temperature
Design target *2
150
180
°C
Thermal shut down hysteresis
temperature *1
ΔTTSD
Junction temperature
Design target *2
15
°C
*1: The thermal shut down circuit is built-in for protection from damage of IC. But its operation is out of Topr. Design thermal calculation at normal operation.
*2: Design target value and no measurement is made.
*3: The IO is a peak value of motor-current.


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