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參數(shù)資料
| 型號(hào)： | TDA8943 |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | 6 W mono Bridge Tied Load BTL audio amplifier |
| 中文描述： | 6聲道橋接負(fù)載橋接音頻放大器 |
| 文件頁數(shù)： | 7/20頁 |
| 文件大?。?/td> | 358K |
| 代理商： | TDA8943 |
Philips Semiconductors
TDA8943SF
6 W mono Bridge Tied Load (BTL) audio amplifier
Product specification
Rev. 02 — 7 April 2000
7 of 20
9397 750 06865
Philips Electronics N.V. 2000. All rights reserved.
10. Thermal characteristics
11. Static characteristics
[1]
With a load connected at the outputs the quiescent current will increase, the maximum of this increase being equal to the differential
output voltage offset
(
V
OUT
) divided by the load resistance (R
L
).
The DC output voltage with respect to ground is approximately 0.5V
CC
.
V
OUT
=
|
V
OUT+
V
OUT
|
.
[2]
[3]
Table 6:
Symbol
R
th(j-a)
R
th(j-mb)
Thermal characteristics
Parameter
thermal resistance from junction to ambient
thermal resistance from junction to mounting base
Conditions
in free air
in free air
Value
68
18
Unit
K/W
K/W
Table 7:
V
CC
= 12 V; T
amb
= 25
°
C; R
L
= 8
; V
MODE
= 0 V; V
i
= 0 V; measured in test circuit
Figure 13
; unless otherwise specified.
Symbol
Parameter
Conditions
V
CC
supply voltage
operating
I
q
quiescent supply current
R
L
=
∞
I
stb
standby supply current
V
MODE
= V
CC
V
O
DC output voltage
V
OUT
[3]
differential output voltage offset
V
MODE
mode selection input voltage
operating mode
mute mode
standby mode
I
MODE
mode selection input current
0 < V
MODE
< V
CC
Static characteristics
Min
6
Typ
12
15
-
6
-
-
-
-
-
Max
18
22
10
-
200
0.5
V
CC
1.5
V
CC
20
Unit
V
mA
μ
A
V
mV
V
V
V
μ
A
[1]
-
-
[2]
-
-
0
3
V
CC
0.5
-
Fig 3.
Quiescent supply current as function of supply
voltage.
Fig 4.
Quiescent supply current as function of mode
voltage.
handbook, halfpage
(mA)
25
20
15
10
5
0
0
4
8
12
16
VCC (V)
20
MGU040
handbook, halfpage
(mA)
24
20
12
16
8
4
0
0
2
4
6
8
VMODE (V)
10
14
12
MGU041
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|---|---|
| TDA8943SF | 制造商:PHILPS 功能描述: |
| TDA8943SF/N1,112 | 功能描述:音頻放大器 6W MONO BTL 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 |
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| TDA8944 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2 x 7 W stereo Bridge Tied Load BTL audio amplifier |
| TDA8944AJ | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2 x 7 W BTL audio amplifier with DC gain control |
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