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参数资料
| 型号： | TB2902HQ |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 45 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM25 |
| 封装： | 1 MM PITCH, PLASTIC, HZIP-25 |
| 文件页数： | 20/38页 |
| 文件大小： | 444K |
| 代理商： | TB2902HQ |
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TB2902HQ
2004-08-18
27
Electrical Characteristics
(unless otherwise specified, VCC = 13.2 V, f = 1 kHz, RL = 4 , Ta = 25°C)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Quiescent current
ICCQ
VIN = 0
200
300
mA
POUT MAX
(1)
VCC = 14.4 V, max POWER
41
POUT MAX
(2)
VCC = 13.7 V, max POWER
37
POUT (1)
VCC = 14.4 V, THD = 10%
24
27
Output power
POUT (2)
THD
= 10%
23
W
POUT MAX
(3)
VCC = 14.4 V, max POWER
70
POUT MAX
(4)
VCC = 13.7 V, max POWER
64
POUT (3)
VCC = 14.4 V, THD = 10%
42
45
Output power (RL
= 2 )
POUT (4)
THD
= 10%
39
W
THD (1)
POUT = 5 W
0.015
0.1
Total harmonic distortion
THD (2)
Vo
= 2 Vrms, GV = 12dB
0.01
0.1
%
GV (1)
VOUT = 0.775 Vrms
25
26
27
Voltage gain
GV (2)
VOUT = 0.775 Vrms,
GV = 12dB
11
12
13
dB
Voltage gain ratio
GV
VOUT = 0.775 Vrms
1
0
1
dB
Vno (1)
Rg
= 0 , DIN45405
100
Vno (2)
Rg = 0 ,
BW
= 20 Hz to 20 kHz
90
200
Output noise voltage
Vno (3)
Rg = 0 ,
BW
= 20 Hz to 20 kHz
GV = 12dB
30
50
Vrms
Ripple rejection ratio
R.R.
fripple
= 100 Hz, Rg = 620
Vrip
= 0.775 Vrms
40
50
dB
Cross talk
C.T.
Rg = 620
VOUT = 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
A
VSM H
For operation, mute enable
7.0
VCC
Stand by & mute control voltage
VSM L
For mute, stand by OFF
0
5.0
V
Mute attenuation
ATT M
Mute: ON
VOUT = 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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相关代理商/技术参数 |
参数描述 |
|---|---|
| TB2903HQ | 制造商:TOSHIBA 制造商全称:Toshiba Semiconductor 功能描述:Maximum Power 47W BTL x 4-ch Audio Power IC |
| TB2904HQ | 制造商:TOSHIBA 制造商全称:Toshiba Semiconductor 功能描述:Maximum Power 43 W BTL ?4-ch Audio Power IC |
| TB2905HQ | 制造商:TOSHIBA 制造商全称:Toshiba Semiconductor 功能描述:Class KB High-Efficiency, Low-Frequency Power Amplifier IC Maximum Power: 47 W x 4 Channels |
| TB2905HQ(O) | 功能描述:音频放大器 25W x 4ch Class-KB Car Pwr Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TB2906HQ | 制造商:TOSHIBA 制造商全称:Toshiba Semiconductor 功能描述:Maximum Power 43 W BTL x 4-ch Audio Power IC |
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