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參數(shù)資料
| 型號(hào)： | LA4629 |
| 廠(chǎng)商： | Sanyo Electric Co.,Ltd. |
| 元件分類(lèi)： | 音頻放大器 |
| 英文描述： | Two-Channel Audio Frequency Power Amplifier |
| 中文描述： | 雙通道音頻功率放大器 |
| 文件頁(yè)數(shù)： | 2/6頁(yè) |
| 文件大?。?/td> | 63K |
| 代理商： | LA4629 |
LA4629
No.6502-2/6
Operating Characteristics
at Ta = 25
°
C, VCC = 12V, RL = 3
, f = 1 kHz, Rg = 600
Parameter
Symbol
Conditions
Ratings
typ
min
max
Unit
Quiescent current
Standby current
Voltage gain
Output power
ICCO
IST
VG
PO(1)
PO(2)
PO(3)
PO(4)
THD
VNO
SVRR
CHsep
Ri
VST
Rg = 0
18
35
1.0
45
4.5
4.0
2.5
2.0
0.2
0.15
55
50
30
5.0
80
10
47
mA
μ
A
dB
W
W
W
W
%
mV
dB
dB
k
V
VO = 0 dBm
THD = 10 %
VCC = 12 V, RL = 4
, THD = 10 %
VCC = 9 V, RL = 3
, THD = 10 %
VCC = 9 V, RL = 4
, THD = 10 %
PO = 1 W
Rg = 0, DIN AUDIO
Rg = 0, fR = 100 Hz, Vr = 0 dBm, DIN AUDIO
Rg = 0, VO = 0 dBm, DIN AUDIO
43
3.0
2.0
Total harmonic distortion
Output noise voltage
Ripple rejection ratio
Channel separation
Input resistance
Standby pin voltage
0.8
0.5
45
43
20
1.5
40
The pin 6 voltage such that the amplifier is on
Application Circuit
Pd max -- Ta
ILA00180
28
20
24
16
25
8
4
12
0
--20
20
0
60
40
100
80
With an arbitrarily large heat sink
Aluminum heat sink mounted with a torque of 39 N cm,
flat washers, and with silicone grease applied.
Mounted on the
Sanyo-recommended
printed circuit board
100
100
1.5 mm
3
50
50
1.5 mm
3
Independent IC
12.5
7.0
3.6
3.2
A
Ambient temperature, Ta --
°
C
RL
OUT2
VCC
2
1
RL
1
1
4
1
1
1
*
+
LA4629
OUT1
NC
NC
POWER
GND
PRE
GND
STBY
S
5
RF
P. P
IN1
IN2
Top view
IN2
ILA00074
+
+
+
+
+
+
1
3
4
5
6
7
8
9
10
11
12
Pins 4 and 11 must be left open.
* Rx: If the STBY pin (pin 6) is used, observe the following:
Insert the resistor Rx in series to limit the inflowing current.
(The amplifier will be on when a voltage is applied to pin 6.)
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