LB1875 データシートの表示（PDF） - SANYO -> Panasonic
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LB1875 Datasheet PDF : 17 Pages
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Parameter
[CLKSEL pin]
High level input voltage
Middle level input voltage
Low level input voltage
Input open voltage
High level input current
Low level input current
[LIM pin]
High level input voltage
Low level input voltage
Input open voltage
High level input current
Low level input current
Symbol
VIH(CSEL)
VIM(CSEL)
VIL(CSEL)
VIO(CSEL)
IIH(CSEL) VCSEL=VREG
IIL(CSEL) VCSEL=0V
VIH(LIM)
VIL(LIM)
VIO(LIM)
IIH(LIM) VLIM=VREG
IIL(LIM) VLIM=0V
LB1875
Conditions
Ratings
Unit
min
typ
max
4.0
2.0
0
VREG–0.5
–10
–200
0
–140
VREG
V
3.0 V
1.0 V
VREG
V
+10 µA
µA
3.5
0
VREG–0.5
–10
–200
0
–140
VREG
V
1.5
V
VREG
V
+10 µA
µA
3-phase logic truth table (IN = “H” indicates the IN+ > IN– condition)
F/R= "L"
F/R= "H"
Output
IN1 IN2 IN3 IN1 IN2 IN3 SOURCE SYNC
1H
L
H
L
H
L
VH
UL
2H
L
L
L
H
H
WH
UL
3H
H
L
L
L
H
WH
VL
4
L
H
L
H
L
H
UH
VL
5
L
H
H
H
L
L
UH
WL
6
L
L
H
H
H
L
VH
WL
S/S pin
Input state
High or open
L
Condition
Stop
Start
FGSEL pin
Input state
High or open
L
Edge detection
FG dual edge
FG single edge
LIM pin
Input state
High or open
L
Output pin (UH, VH, WH)
No PWM (PAM operation)
PWM (direct PWN operation)
PWMOUT pin
PWM output
FG/Schmitt comparator output
CLKSEL pin
Input state
High or open
M
L
Divisor
1024 x 4
1024
1024 x 3
Pin Assignment
36 35 34 33 32 31 30 29 28
27 26 25 24 23 22 21 20 19
LB1875
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A11348
No. 6002-5/17
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