參數(shù)資料
型號(hào): LB11980H
廠商: SANYO SEMICONDUCTOR CO LTD
元件分類(lèi): 運(yùn)動(dòng)控制電子
英文描述: BRUSHLESS DC MOTOR CONTROLLER, 1.3 A, PDSO28
封裝: 0.375 INCH, HSOP-28
文件頁(yè)數(shù): 7/11頁(yè)
文件大?。?/td> 103K
代理商: LB11980H
LB11980H
No.8798-5/11
Block Diagram
V
W
U
TSD
Logarithmic
inverse
transformation
Output stage
VS
U-OUT
U
V
W
gm
V-OUT
W-OUT
Rf (PWR)
Rf (SENSE)
ADJ
GSENSE
FGIN-
FGIN+
FGOUT
Bandgap 1.25V
VCC
GND
FR
LIM
CTL
LIMREF
12
FC
UIN+
UIN-
VIN+
VIN-
WIN+
WIN-
FGS
C
o
m
b
ine
d
ou
tp
ut
lo
ga
ri
th
m
ic
c
o
m
p
re
s
io
n
bl
o
c
k
H
a
llinpu
t
comb
in
a
tio
n
blo
c
k
(linea
rmat
rix)
Upper saturation
prevention control
Reference
voltage
Drive distribution circuit &
lower saturation
prevention control
Differential distribution and
torque ripple correction block
Feedback amplifier
Control amplifier
Approx.1/2VCC
Forward/
reverse
selection
FG amplifier
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