Power amplifier – Sanyo EP93F User Manual
Page 26
LA47510
LA47536
LA47510
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
+
VCC1/2
VCC3/4
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 GND4
ON 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
+
VCC1/2
VCC3/4
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 GND4
ON 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 Amplifier
Power Amplifier
Power Amplifier
Power Amplifier
■
Maximum output: 50 W 4 (VCC = 14.4 V, RL = 4
Ω
)
■
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 = 4
Ω
)
■
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 Diagram
Block Diagram