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參數(shù)資料
| 型號： | TB2902HQ |
| 廠商： | Toshiba Corporation |
| 英文描述： | Maximum Power 41 W BTL 】 4-ch Audio Power IC |
| 中文描述： | 最大功率41糯橋接】4通道音頻功率IC |
| 文件頁數(shù)： | 27/38頁 |
| 文件大小： | 458K |
| 代理商： | TB2902HQ |
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TB2902HQ
2004-08-18
27
Electrical Characteristics
(unless otherwise specified, V
CC
=
13.2 V, f
=
1 kHz, R
L
=
4
, Ta
=
25°C)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Quiescent current
I
CCQ
V
IN
=
0
200
300
mA
P
OUT
MAX
(1)
V
CC
=
14.4 V, max POWER
41
P
OUT
MAX
(2)
V
CC
=
13.7 V, max POWER
37
P
OUT
(1)
V
CC
=
14.4 V, THD
=
10%
24
27
Output power
P
OUT
(2)
THD
=
10%
23
W
P
OUT
MAX
(3)
V
CC
=
14.4 V, max POWER
70
P
OUT
MAX
(4)
V
CC
=
13.7 V, max POWER
64
P
OUT
(3)
V
CC
=
14.4 V, THD
=
10%
42
45
Output power (RL
=
2
)
P
OUT
(4)
THD
=
10%
39
W
THD (1)
P
OUT
=
5 W
0.015
0.1
Total harmonic distortion
THD (2)
Vo
=
2 Vrms, G
V
=
12dB
0.01
0.1
%
G
V
(1)
V
OUT
=
0.775 Vrms
25
26
27
Voltage gain
G
V
(2)
V
OUT
=
0.775 Vrms,
G
V
=
12dB
11
12
13
dB
Voltage gain ratio
G
V
V
OUT
=
0.775 Vrms
1
0
1
dB
Vno (1)
Rg
=
0
, DIN45405
100
Vno (2)
R
g
=
0
,
BW
=
20 Hz to 20 kHz
R
g
=
0
,
BW
=
20 Hz to 20 kHz
G
V
=
12dB
90
200
Output noise voltage
Vno (3)
30
50
μ
Vrms
Ripple rejection ratio
R.R.
fripple
=
100 Hz, R
g
=
620
Vrip
=
0.775 Vrms
40
50
dB
Cross talk
C.T.
R
g
=
620
V
OUT
=
0.775 Vrms
65
dB
Output offset voltage
VOFFSET
150
0
150
mV
Input resistance
RIN
90
k
Standby current
ISB
Stand-by condition by BUS
30
60
μ
A
VSM H
For operation, mute enable
7.0
V
CC
Stand by & mute control voltage
VSM L
For mute, stand by OFF
0
5.0
V
Mute attenuation
ATT M
Mute: ON
V
OUT
=
7.75 Vrms
→
Mute: OFF
80
90
dB
CD (1)
Low (01H D
=
0)
1
2.5
Clip det THD level
CD (2)
High (01H D
=
1)
5
10
15
%
Note 20: ISB specification will be decided to after final evaluation on tolerance spls.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TB2903HQ | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Maximum Power 47W BTL x 4-ch Audio Power IC |
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| TB2905HQ(O) | 功能描述:音頻放大器 25W x 4ch Class-KB Car Pwr Amp 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 |
| TB2906HQ | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Maximum Power 43 W BTL x 4-ch Audio Power IC |
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