EasyManua.ls Logo

LG BD370 - LIC301 (R2 A30232 Sp): Spindle Motor and 6 Ch Actuator Driver

LG BD370
107 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
4-20
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
2. LIC301 (R2A30232SP) : SPINDLE MOTOR AND 6CH ACTUATOR DRIVER
2-1. Block Diagram
For SPINDLE
7-13.2V
VM1
COMMON
U
V
W
FO+
FO-
TR+
TR-
TL+
TL-
LO+
LO-
GND
VM3
GND
For /FO/TR/TILT
4.5~5.5V
For LOADING
7~13.2V
H Bridge
4.5~5.5V
5VCC
TRIN
TLIN
SPLIM
FOIN
OUTPUT Ron
1ohm
OUTPUT Ron
1.5ohm
DSP
OUTPUT Ron
1.5ohm
DSP
OUTPUT Ron
1.5ohm
OUTPUT Ron
1.8ohm
OUTPUT Ron
1.5ohm
DSP
DSP
GND
+
-
+
+
CTL
CTL
TSD
CLK
Commutation
BACK EMF
EDTECTER
SWICHING
Commutation
STARTER
PWM
CIRCUIT
6.4MHz
STTH
For SLIDE
7~13.2V
FG(x3)
Reverse datact
-
-
+
CTL
TEST mode
Gain Select(SPM)
Current gain
0.88A/V
Current gain
3A/V
0.6A/V
Frequency
75kHz
Current gain
0.88A/V
PWM
CIRCUIT
PWM
CIRCUIT
Cuurrent
sense
Cuurrent
sense
Cuurrent
sense
Frequency
75kHz
Frequency
150kHz
TEST
SPGS
EN 1
EN 2
ENABLE
DSP
DSP
DSP
ACTFLG
ACTRST
SLLIM
SL1-
SL1+
GND
SL1IN
SL2IN
VM2
SLIDE1
V/V converter
SPM
V/V converter
SLIDE2
V/V converter
SPIN
REF
FG
SL2-
SL2+
DSP
DSP
OUTPUT Ron
1.8ohm
DSP
STM
DSP
DSP
DSP
Pickup Protect
-
M
M
Voltage gain
x12
Voltage gain
x12
Voltage gain
x12

Table of Contents

Other manuals for LG BD370

Related product manuals