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參數(shù)資料
| 型號(hào)： | LA4635B |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 4.5 W, 2 CHANNEL, AUDIO AMPLIFIER, SFM12 |
| 封裝： | SIP-12 |
| 文件頁(yè)數(shù)： | 2/3頁(yè) |
| 文件大?。?/td> | 74K |
| 代理商： | LA4635B |
LA4635B
No.6984-2/3
Electrical Characteristics at Ta = 25
°C, VCC = 12V, RL = 3Ω, f = 1kHz, Rg = 600Ω
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current
ICCO
Rg = 0
18
35
80
mA
Standby current
Ist
1
10
μA
Voltage gain
VG
VO = 0dBm
43
45
47
dB
Total harmonic distortion
THD
PO = 1W
0.25
0.8
%
PO1
THD = 10%
3.0
4.5
W
Output power
PO2
VCC = 9V, THD = 10%
2.0
2.5
W
Output noise voltage
VNO
Rg = 0, BPF = 20Hz to 20kHz
0.15
0.5
mV
Ripple rejection
SVRR
Rg = 0, fR = 100Hz, VR = 0dBm
45
55
dB
Channel separation
CHsep
Rg = 10k
Ω, VO = 0dBm
45
55
dB
Input resistance
Ri
20
30
40
k
Ω
Standby pin voltage
VST
Amplifier on (pin 5 voltage)
1.5
5.0
V
Package Dimensions
unit : mm (typ)
3049B
Sample Application Circuit
+
100
μ
F
16V
DC
+
1μ
F
50V
IN1
+
1μ
F
50V
IN2
+
4.7
μ
F
16V
1000
μ
F
25V
P.P
PWR
GND
+
1000
μ
F
16V
OUT2
NC
STBY
VCC
R
L
PRE
GND
Rx
*
5V
+
1000
μ
F
16V
OUT1
R
L
LA4635B
Top view
* If voltage is to be applied to the Standby pin
(pin 5), a resistor (Rx) should be inserted to limit
the inflow current, as required. Please refer to
the information below.
(Ripple Filter)
(Popping Noise
Eliminator)
123456789
10
11
12
-20
0
120
80
100
140
20
40
60
160
0
5
10
15
3.2
7
12.5
25
20
30
Pd max -- Ta
100
×100×1.5mm3
50
×50×1.5mm3
AI heat sink Mounting
torque 39Ncm
Flat washer Silicone
grease applied
Infinite heat sink
Single IC
Ambient temperature, Ta --
°C
Allo
w
able
po
wer
dissipation,
Pd
max
-
-W
θjc = 3°C/W
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