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參數(shù)資料
| 型號： | LA4628 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 元件分類： | 音頻放大器 |
| 英文描述： | Two-Channel 20 W BTL Audio Power Amplifier |
| 中文描述： | 雙通道20瓦橋接音頻功率放大器 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 98K |
| 代理商： | LA4628 |
No. 6632-2/8
LA4628
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
CC
max
I
O
peak
Pd max
No signal
24
V
Maximum output current
Per channel
4
A
Allowable power dissipation
With an arbitrarily large heat sink
32.5
W
Operating temperature
Topr
–20 to +85
°C
Storage temperature
Tstg
–40 to +150
°C
Specifications
Maximum Ratings
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
RL op
13.5
V
V
Recommended load resistance range
4 to 8
Allowable operating supply voltage range
V
CC
op
9 to 20
Operating Conditions
at Ta = 25°C
Note: With V
CC
, RL, and the output level in ranges such that the Pdmax for the heat sink used is not exceeded.
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
I
CCO
I
st
V
G
THD
With Rg = 0 and RL open.
70
130
250
mA
Standby mode current drain
Standby mode (amplifier off), with no power supply capacitor.
10
60
μA
Voltage gain
V
O
= 0 dBm
P
O
= 1 W, Filter = FLAT
V
CC
= 13.5 V, THD = 10%, RL = 4
V
CC
= 16.5 V, THD = 10%, RL = 4
Rg = 0
38
40
42
dB
Total harmonic distortion
0.06
0.2
%
Output power
P
O
1
P
O
2
16
20
W
30
W
Output offset voltage
V
N
offset
VNO
–300
+300
mV
Output noise voltage
Rg = 0, BPF = 20 Hz to 20 kHz
0.1
0.5
mV
Ripple rejection ratio
SVRR
Rg = 0, VR = 0 dBm, fR = 100 Hz
Rg = 10 k
, V
O
= 0 dBm
40
50
dB
Channel separation
CH Sep
50
60
dB
k
V
Input resistance
Ri
21
30
39
Standby pin applied voltage
V
ST
Amplifier on (applied through an external 10 k
resistor)
2.5
V
CC
Operating Characteristics
at Ta = 25°C, V
CC
= 13.5 V, RL = 4
, f = 1 kHz, Rg = 600
Pd max — Ta
Ambient temperature, Ta —
°
C
10
15
0
–20
0
20
40
160
140
120
100
80
60
5
20
25
30
35
A
θ
jc=2.0
°
C/W
θ
f=3
°
C/W
θ
f=4
°
C/W
θ
f=7
°
C/W
θ
f=10
°
C/W
No Fin
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA4628_08 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:For General Audio 20W 2-Channel BTL Power Amplifier |
| LA4628-E | 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LA4628L-E | 制造商:ON Semiconductor 功能描述:AUDIO AMPLIFIER BTL 2CH - Ammo Pack |
| LA4629 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Two-Channel Audio Frequency Power Amplifier |
| LA4630 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
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