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參數(shù)資料
| 型號： | TDA7850A |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 30 W, 4 CHANNEL, AUDIO AMPLIFIER, ZFM27 |
| 封裝： | ROHS COMPLIANT, FLEXIWATT-27 |
| 文件頁數(shù)： | 15/16頁 |
| 文件大?。?/td> | 248K |
| 代理商： | TDA7850A |
Electrical specifications
TDA7850A
Po
Output power
VS = 13.2 V; THD = 10 %
VS = 13.2 V; THD = 1 %
VS = 14.4 V; THD = 10 %
VS = 14.4 V; THD = 1 %
23
16
28
20
25
19
30
23
W
VS = 14.4 V; THD = 10 %, 2 Ω
50
55
W
Po max.
Max. output power(1)
VS = 14.4 V; RL = 4 Ω
VS = 14.4 V; RL = 2 Ω
50
85
W
THD
Distortion
Po = 4 W
Po = 15 W; RL = 2 Ω
0.006
0.015
0.03
0.04
%
eNo
Output noise
"A" Weighted
Bw = 20 Hz to 20 kHz
35
50
70
μV
SVR
Supply voltage rejection
f = 100 Hz; Vr = 1 Vrms
50
75
dB
fch
High cut-off frequency
PO = 0.5 W
100
300
KHz
Ri
Input impedance
80
100
120
K
Ω
CT
Cross talk
f = 1 kHz; PO = 4 W
f = 10 kHz; PO = 4 W
60
70
60
-
dB
ISB
Standby current consumption
VST-BY = 1.5 V
20
μA
VST-BY = 0V
10
Ipin5
Standby pin current
VST-BY = 1.5V to 3.5V
±1
μA
VSB out
Standby out threshold voltage
(Amp: ON)
2.75
V
VSB in
Standby in threshold voltage
(Amp: OFF)
1.5
V
AM
Mute attenuation
POref = 4W
80
90
dB
VM out
Mute out threshold voltage
(Amp: Play)
3.5
V
VM in
Mute in threshold voltage
(Amp: Mute)
1.5
V
VAM in
VS automute threshold
(Amp: Mute)
Att ≥ 80 dB; POref = 4 W
(Amp: Play)
Att < 0.1 dB; PO = 0.5 W
6.5
7
7.5
8
V
Ipin23
Muting pin current
VMUTE = 1.5 V
(Sourced Current)
712
18
μA
VMUTE = 3.5 V
-5
18
μA
HSD section
Vdropout Dropout voltage
IO = 0.35 A; VS = 9 to 16 V
0.25
0.6
V
Iprot
Current limits
400
800
mA
Table 4.
Electrical characteristics (continued)
(Refer to the test and application diagram, VS = 14.4 V; RL = 4 Ω; Rg = 600 Ω; f = 1 kHz;
Tamb = 25 °C; unless otherwise specified).
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7850AH | 功能描述:音頻放大器 4 x 50 W MOSFET Quad Bridge Pwr Amplifier 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 |
| TDA7850ASM | 功能描述:音頻放大器 4 x 50 W MOSFET Quad Bridge Pwr Amplifier 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 |
| TDA7850H | 功能描述:音頻放大器 4 x 50 W MOSFET Quad Bridge Pwr Amplifier 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 |
| TDA7851 | 功能描述:音頻放大器 4 x 50 W MOSFET Quad Bridge Pwr Amplifier 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 |
| TDA7851A | 功能描述:音頻放大器 4 x 50 W MOSFET Quad Bridge Pwr Amplifier 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 |
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