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LA47510 LA47536LA47510 LA47536
16
14
13
1
15
10
4
12
25
11
9
7
8
6 20
+
+
-
-
OUT1+
OUT1
-
PWR GND1
5
3
+
+
-
-
OUT2+
OUT2
-
17
19
+
+
+
-
-
-
OUT3+
OUT3
-
21
23
+
-
OUT4+
OUT4
-
+
2
22
PWR GND2
+
V
CC
1/2 V
CC
3/4
2200
µ
F
+
+
22
µ
F
0.22
µ
F
3.3
µ
F
0.022
µ
F
Protective
circuit
8
PWR GND3
24
PWR GND4ON TIME C
+
47
µ
F
R.F
PRE GND
IN 4
Protective
circuit
+
0.22
µ
F
IN 3
ST BY
+
0.22
µ
F
IN 2
+
0.22
µ
F
OFFSET DET
IN 1
Mute 10k
Ω
Low Level
Mute ON
+5V
ST ON
Aux
circuit
Mute
circuit
GND
OFFSET DET
OFF
OFFSET DET
OFF S.W
+5V
10k
Ω
Offset
Detect
Circuit
Stand by
Switch
Ripple
Filter
Muting &
ON Time Control
Circuit
16
14
13
1
15
10
4
12
25
11
9
7
8
6 20
+
+
-
-
OUT1+
OUT1
-
PWR GND1
5
3
+
+
-
-
OUT2+
OUT2
-
17
19
+
+
+
-
-
-
OUT3+
OUT3
-
21
23
+
-
OUT4+
OUT4
-
+
2
22
PWR GND2
+
V
CC
1/2 V
CC
3/4
2200
µ
F
+
+
22
µ
F
0.22
µ
F
3.3
µ
F
0.022
µ
F
Protective
circuit
8
PWR GND3
24
PWR GND4ON TIME C
+
47
µ
F
R.F
PRE GND
IN 4
Protective
circuit
+
0.22
µ
F
IN 3
ST BY
+
0.22
µ
F
IN 2
+
0.22
µ
F
OFFSET DET
IN 1
Mute 10k
Ω
Low Level
Mute ON
+5V
ST ON
Aux
circuit
Mute
circuit
GND
OFFSET DET
OFF
OFFSET DET
OFF S.W
+5V
10k
Ω
Offset
Detect
Circuit
Stand by
Switch
Ripple
Filter
Muting &
ON Time Control
Circuit
47 Car Audio 48 Car Audio
Overview
Functions
Overview
Functions
Power AmplifierPower Amplifier Power AmplifierPower Amplifier
■ Maximum output: 50 W 4 (VCC = 14.4 V, RL = 4Ω)
■ Offset detection function
■ Offset detection function off switch
■ Muting function
■ Standby switch
■ Built-in each protection circuit
◆
Output pin-to-Vcc short
◆
Output pin-to-GND short
◆
Load short
◆
Overvoltage
◆
Thermal shutdown
■ Package: HZIP25
The LA47510 is a four-channel BTL power amplifier IC designed for use in car stereo systems.
■ Maximum output: 45 W 4 (VCC = 14.4 V, RL = 4Ω)
■ Offset detection function
■ Offset detection function off switch
■ Muting function
■ Standby switch
■ Built-in each protection circuit
◆
Output pin-to-Vcc short
◆
Output pin-to-GND short
◆
Load short
◆
Overvoltage
◆
Thermal shutdown
■ Package: HZIP25
The LA47536 is a four-channel BTL power amplifier IC designed for use in car stereo systems.
Block DiagramBlock Diagram