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LB1668 Datasheet(PDF) 2 Page - Sanyo Semicon Device

Part # LB1668
Description  Two-Phase Unipolar Drive Brushless Motor Drivers
PDF  7 Pages
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Manufacturer  SANYO [Sanyo Semicon Device]
Direct Link  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LB1668 Datasheet(HTML) 2 Page - Sanyo Semicon Device

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No. 4944-2/7
LB1668, LB1668M, LB1667, LB1667M
Parameter
Symbol
Conditions
Ratings
Unit
Input current range
ICC
6.0 to 50
mA
Common-mode input voltage range
VICM
0 to VIN –1.5
V
Allowable Operating Ranges at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Output limit voltage
VOLM1
Z1, Z2 open
54
57
60
V
VOLM2
Z1, Z2 short
31
33
35
V
Vosat1
IO = 0.5 A
0.95
1.2
V
Output saturation voltage
Vosat2
IO = 1.0 A
1.15
1.5
V
Vosat3
IO = 1.5 A
1.4
2.0
V
VIN voltage
VIN
ICC = 7.0 mA
6.4
6.7
7.0
V
Amplifier input offset voltage
VOFF
–7.0
0
+7.0
mV
Amplifier input bias current
IBA
–250
nA
RD/FG output saturation voltage
VRDsat/VFG sat IRD/IFG = 5 mA
0.1
0.3
V
C outflow current
IC1
2.1
3.0
3.9
µA
C discharge current
IC2
0.31
0.44
0.59
µA
Comparator input threshold voltage
VTH1
0.77
0.8VIN
0.83
V
VTH2
0.42
0.45VIN
0.48
V
Thermal shutdown current operating temperature
TSD
Design target value
180
°C
Thermal shutdown circuit hysteresis
∆TSD
Design target value
40
°C
Electrical Characteristics at Ta = 25°C, ICC = 10 mA
Block Diagram and Application Circuit
Pin Assignments
Truth Table (LB1667, LB1667M)
IN+
IN–
C
OUT1
OUT2
FG
H
L
L
H
L
H
L
H
L
L
H
L
H
L
H
H
H
H
L
H
H
H
H
H
Truth Table (LB1668, LB1668M)
IN+
IN–
C
OUT1
OUT2
RD
H
L
L
H
L
L
L
H
L
L
H
L
H
L
H
H
H
H
L
H
H
H
H
H



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