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參數(shù)資料
| 型號： | LA4705 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 18 W, 2 CHANNEL, AUDIO AMPLIFIER, PSFM18 |
| 封裝： | SIP-18 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 261K |
| 代理商： | LA4705 |
Operating Conditions at Ta=25°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
13.2
V
Operating voltage range
VCC op
Range where Pd max is not exceeded
9 to 18
V
Recommended load resistance
RL
4
Operating Characteristics at Ta=25°C, VCC = 13.2 V, RL =4 ,f=1 kHz, Rg = 600
Parameter
Symbol
Conditions
min
typ
max
Unit
Quiescent current
ICCO
80
115
250
mA
Standby current
Ist
10
60
A
Voltage gain
VG
38
40
42
dB
Total harmonic distortion
THD
PO = 1 W
0.1
0.4
%
Output power
PO1
THD = 10%
11
15
W
PO2
THD = 10%, VCC = 14.4 V
18
W
PO3
THD = 10%, RL =2
16
W
Output offset voltage
VN offset
Rg = 0
–300
+300
mV
Output noise voltage
VNO
Rg = 0, B.P.F. = 20 Hz to 20 kHz
0.1
0.5 mVrms
Ripple rejection ratio
SVRR
Rg = 0, fR = 100 Hz, VR = 0 dBm
40
50
dB
Channel separation
CHsep
Rg = 10 k
,VO = 0 dBm
50
60
dB
Input resistance
ri
21
30
39
k
Standby pin applied voltage
Vst
Amp on, applied through 10 k
2.5
VCC
V
Allowable
power
dissipation,
Pd
max
–
W
Arbitrarily large heat sink
Ambient temperature, Ta –°C
Heat
sink
thermal
resistance,
θ
f
–°
C/W
Al heat sink, t = 1.5 mm
Tightening torque 39 N
ccm
With silicone grease applied
Heat sink area, Sf – cm
2
Pd max – Ta
θ
f –Sf
LA4705
No.3848-2/8
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| LA4708 | 30 W, 2 CHANNEL, AUDIO AMPLIFIER, SFM18 |
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| LA47202P | 29 W, 4 CHANNEL, AUDIO AMPLIFIER, ZFM25 |
| LA4725 | 30 W, 2 CHANNEL, AUDIO AMPLIFIER, ZFM14 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA4705N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:15W 2-CHANNEL BTL AF POWER AMPLIFIER FOR CAR STEREOS(258.00 k) |
| LA4705NA | 制造商:Panasonic Industrial Company 功能描述:DISCD IC |
| LA4705NA-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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| LA4705NAL-E | 制造商:ON Semiconductor 功能描述:CARAUDIO AMPLIFIER BTL2CH - Ammo Pack |
| LA4708 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:20 W 2-channel BTL AF Power Amplifier for Car Stereos |
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