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參數資料
| 型號： | LA4627 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 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 |
| 文件頁數： | 2/6頁 |
| 文件大?。?/td> | 64K |
| 代理商： | LA4627 |
LA4627
No.6501-2/6
Operating Characteristics
at Ta = 25
°
C, VCC = 9 V, RL = 3
, f = 1 kHz, Rg = 600
Parameter
Symbol
Conditions
Ratings
typ
min
max
Unit
Quiescent current
Voltage gain
Total harmonic distortion
Output power
ICCO
VG
THD
PO(1)
PO(2)
VNO
SVRR
CHsep
IST
Ri
VST
Rg = 0
VO = 0 dBm
PO = 0.33 W(VO = 1.0 V)
THD = 10 %
THD = 10 %, RL = 4
Rg = 0, DIN AUDIO
Rg = 0, fR = 100 Hz, Vr = 0 dBm, DIN AUDIO
Rg = 0, VO = 0 dBm, DIN AUDIO
Rg = 0
17
43
30
45
0.1
2.5
2.0
0.15
52
60
1.0
30
5.0
70
47
0.8
mA
dB
%
W
W
2.0
Output noise voltage
Ripple rejection ratio
Channel separation
Standby current
Input resistance
Standby pin voltage
0.5
mVrms
dB
dB
μ
A
k
V
45
50
10
40
20
1.5
The pin 1 voltage such that the amplifier is on
Application Circuit
Pd max -- Ta
A
ILA00055
ILA00056
7
6
5
3
2
1
4
0
--20
20
0
60
40
80
25.0
10.7
8.7
3.6
0.5
8
5
1
Fin 1
Independent IC
25.0
10.7
8.7
3.6
0.5
8
Fin 2
6.4
5.7
4.0
4.9
Mounted on the recommended
printed circuit board.
1.9
Ambient temperature, Ta --
°
C
Copper heat sink (Fin 1)
Steel heat sink (Fin 1)
Steel heat sink (Fin 2)
Pins 3, 5, 10 must be left open.
* Rx: If the STBY pin (pin 1) 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 1.)
RL
OUT2
IN2
STBY
OUT1
VCC
VCC
1000
μ
F
1
μ
F
*Rx
4.7 k
STBY
+5 V
output 2
input 1
output 1
input 2
+
LA4627
PRE
GND
POWER
GND
P. P
DC
(R. F)
IN1
ILA00057
+
1000
μ
F
+
RL
+
4
μ
F
+
1
μ
F
1
μ
F
+
1
2
3
4
5
6
12
11
10
9
8
7
Fin
Fin
+
1
μ
F
Top view
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| LA4628 | Two-Channel 20 W BTL Audio Power Amplifier |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LA4627-E | 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LA4627HK-E | 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LA4627N | 制造商:Panasonic Industrial Company 功能描述:IC 制造商:SANYO Semiconductor Co Ltd 功能描述:2Ch Audio Freq Pwer Amp Sanyo IC 12-Pin DIP-F |
| LA4627N-E | 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LA4628 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Two-Channel 20 W BTL Audio Power Amplifier |
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