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Электронный компонент: LA6544H

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30504 MH IM B8-5680 No.7237-1/7




LA6544H

LA6544H CD-ROM 4CH BTL

BTLPOWER AMP 4CH
2 VCE(CH13)
IO MAX 1A
MUTE ( ON/OFF)
MUTE:LOW OFFHI ONMUTE1:CH1MUTE2:CH2,3,4

VS1:CH1,2,3 VS2:CH4

/Ta=25
unit
1
VCC max
VCCVS1,2
14
V
2
VS max
VS1,2 VCCVS1,2
14
V
VIN max
VIN14
13
V
MUTE
VMUTE max
13
V
No. N 7 2 3 7
CD-ROM
4CH
BTL
N 7 2 3 7
30504
LA6544H
No.7237-2/7
unit
IC
0.82
W
Pd max
(76.1114.31.6mm
)
2
W
Topr
-3085
Tstg
-55150

/Ta=25
unit
VCC
VCCVS1,2
413
V
VS1,2
VS1,VS2
VCCVS1,2
413
V

/Ta=25,VCC=VS2=12V,VS1=5V,VREF=2.5V
min
typ
max
unit
VCC 1
ICC-ON
ON(MUTE1,2:H),VCC
10
25
mA
VCC 2
ICC-OFF
OFF(MUTE1,2:L),VCC
4
mA
VS1 1
IS1-ON
ON(MUTE1,2:H),VS1
20
35
mA
VS1 2
IS1-OFF
OFF(MUTE1,2:L),VS1
4
mA
VS2 1
IS2-ON
ON(MUTE1,2:H),VS2
5
10
mA
VS2 2
IS2-OFF
OFF(MUTE1,2:L),VS2
4
mA
VOF1VOF4
CH -
-50
50
mV
1
VIN1
CH13
0
VS1
V
2
VIN2
CH4
0
VS2
V
1
VO1
IO=700mA,CH13
4
4.5
V
2
VO2
IO=700mA,CH4
10.5
11
V
1
VG1
CH1,2,3 BTL AMP
7
dB
2
VG2
CH4 BTL AMP
14
dB
SR
0.5
V/
s
MUTE ON
VMUTE
MUTE1,2 ON
1
1.5
2
V
1 MUTE MUTE1,2 HI ONLOW AMP OFF( OFF
)
CH MUTE

MUTE1
CH1
CH2
CH3
CH4
MUTE2
VS1
VS2
LA6544H
No.7237-3/7
VIN*
VG*
()
VIN1
VG1
VIN2
VG2
VIN3
VG3
VIN4
VG4
3
2
1
28
27
26
25
24
11k
RF
VCC
VIN*
VG*
VREF-OUT
CH
VO*
()
VO1
VO1-
VO2
VO2-
VO3
VO3-
VO4
VO4-
10
11
13
14
15
16
18
19
VS*
VCC
RF
VO*
CH
MUTE
MUTE1
MUTE2
4
23
MUTE1,2
RF
10
0k
VCC
10
0k
ON/OFF

LA6544H
No.7237-4/7
1.
VIN VG
1)VIN VG 11k
(TYP)
2)VG VIN BTL(VOVO-)CH13
7dBAMP 1dB
CH4 14dBAMP 8dBVIN
VG 11k
3) A
VG R BTL(VOVO-)CH13

20log(11k
/R)7(dB)CH4 (20log11k
/R)14(dB)
VIN-VG 11k
VIN A
Rz Rz=5.5k
CH1CH320log(11k/5.5k
)7 = 13(dB)
CH420log(11k/5.5k
)14 = 20(dB)
-
+
-
+
11k
VO-
VO+
VG
VIN
11k
11k
AMP2

AMP1
VREF
-
+
VREF1
VREF2
GND
-
+
A
VSS
CH4


2.
IC VREF CH1CH3
(VSS1)/2(V)CH4 (VSS2-VBE(0.7))/2(V)
LA6544H
No.7237-5/7
1
2
3
4
5
10
11
12
13
14
FR
6
7
8
9
VSS2
VSS2-OUT
MUTE1
VIN1
VG1
VIN2
(NC)
VO2-
VO2+
VS1
VO1-
VO1+
VSS1
VSS1-OUT
15
16
27
26
22
21
20
19
FR
17
18
23
24
25
28
VG2
VIN3
VG3
MUTE2
VG4
VCC
VO3+
VO4-
VO3-
VREF-OUT
VO4+
VREF-IN
VS2
VIN4
11k
-
+
15.4k
-
+
11k
15.4k
-
+
-
+
VS1
(CH1,2,3)
MUTE1
MUTE2
CH2,3,4 ON/OFF
MUTE1
CH1 ON/OFF
VS2(CH4)
15.4k
-
+
-
+
( CH)
MUTE2
11k
27.5k
11k
-
+
LA6544H
No.7237-6/7
1
2
3
4
5
10
11
12
13
14
FR
6
7
8
9
VSS2
VSS2-OUT
MUTE1
VIN1
VG1
VIN2
(NC)
VO2-
VO2+
VS1
VO1-
VO1+
VSS1
VSS1-OUT
15
16
27
26
22
21
20
19
FR
17
18
23
24
25
28
VG2
VIN3
VG3
MUTE2
VG4
VCC
VO3+
VO4-
VO3-
VREF-OUT
VO4+
VREF-IN
VS2
VIN4
VS(5V)
M
M
VREF
TRACKING
LOADING
SLED
SLED MOTOR
TRACKING COIL
FOCUS
FOCUS COIL
LOADING MOTOR
VCC(12V)
MUTE2
MUTE1
LA6544H
No.7237-7/7
PS