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參數(shù)資料
| 型號： | LA4277 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 音頻放大器 |
| 英文描述： | 5 W 2-Channel Power Amplifier |
| 中文描述： | 5瓦2聲道功放 |
| 文件頁數(shù)： | 2/6頁 |
| 文件大?。?/td> | 79K |
| 代理商： | LA4277 |
LA4277
No. 7095-2/6
Operating Characteristics
at Ta = 25
°
C, V
CC
= 20 V, R
L
= 8
, f = 1 kHz, RNF = 150
, Rg = 600
, with specified
board, in specified circuit
Parameter
Symbol
Conditions
Ratings
typ
min
max
Unit
Quiescent current
Voltage gain
Total harmonic distortion
Output noise voltage
Output power
Ripple rejection
Crosstalk
I
CCO
VG
THD
V
NO
P
O
SVRR
CT
Rg = 0
V
O
= 0 dBm
P
O
= 0.5 W
Rg = 10 k
, BPF = 20 Hz to 20 kHz
THD = 10 %
Rg = 0, f
r
= 100 Hz, Vr = 0.5 Vrms
Rg = 10 k
, V
O
= 0 dBm
50
40
0.1
0.25
5.0
45
45
70
42
0.8
1.0
mA
dB
%
mV
W
dB
dB
38
4.0
35
40
0
--20
Ambient temperature, Ta
–
°
C
Pd max – Ta
A
–
ILA00835
16
12
14
6
8
10
4
2
20
0
40
60
80
100
120
140
160
15
15
11.7
5.8
2
7.02
3.48
1.2
Infinite heat sink
100
×
100
×
1.5 mm
3
50
×
50
×
1.5 mm
3
No heat sink
AI heat sink
Mounting
torque 39N
cm
Flat washer
Silicone grease
applied
Pin Assignment and Equivalent Circuit Diagram
* For Muting, add a resistor between pin 3 and GND. 750
for the LA4266/67/68, 200
for the LA4276/77.
+
+
+
+
20 k
5
NF1
IN1
Filter
PRE GND
IN2
NF2
OUT2 Power GND
VCC
OUT1
C
1
μ
F
R
1
C
4
μ
F
C
1
μ
F
C
RL
1
μ
F
C
0
μ
F
R
1
C
1
μ
F
1
2
3
4
5
6
7
8
9
10
+
+
20 k
56
+
C
4
μ
F
C
1
μ
F
R
1
R
2
R
1
R
1
C
1
μ
F
C
0
μ
F
RL
R
1
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA4277-E | 制造商:Sony Semiconductor Solutions Division 功能描述: |
| LA4278 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:10 W 2-Channel Power Amplifier |
| LA4278-E | 制造商:Sony Semiconductor Solutions Division 功能描述: |
| LA4280 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:2-Channel 10W AF Power Amp for Home Stereo, TV Use |
| LA4280-E | 制造商:Sony Semiconductor Solutions Division 功能描述: |
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