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參數(shù)資料
| 型號： | TDA8943 |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類： | 運動控制電子 |
| 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)： | 17/20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
17 of 20
9397 750 06865
Philips Electronics N.V. 2000. All rights reserved.
18. Revision history
Table 11: Revision history
Rev Date
02
20000407
CPCN
-
Description
Product specification; second version; supersedes initial version TDA8943SF-01 of
14 April 1999 (9397 750 04877). Modifications:
Table 1 on page 1
: SVRR; Typ value 65 dB
→
added
Ordering options removed
Section 8 “Functional description”
:
–
Section 8.1 “Input configuration” on page 4
→
added.
–
Section 8.2 “Power amplifier” on page 4
: ........, capable of delivering a peak output
current of 1.5 A
→
changed to 2 A.
–
Section 8.2.1 “Output power measurement” on page 4
→
added
–
Section 8.2.2 “Headroom” on page 5
→
added
Section 8.3 “Mode selection”
:
–
Standby mode: V
MODE
> (V
CC
0.5 V)
→
changed to (V
CC
0.5 V) < V
MODE
< V
CC
; The
power consumption of the TDA8943SF will be reduced to <0.18 mW
→
added.
–
Mute mode: the DC level of the input and output pins remain on half the supply
voltage
→
added;
–
2.5 V < V
MODE
< (V
CC
1.5 V)
→
changed to 3 V < V
MODE
< (V
CC
1.5 V)
–
Section 8.3.1 “Switch-on and switch-off” on page 5
Section 8.4 “Supply Voltage Ripple Rejection (SVRR)” on page 6
→
added
Section 8.5 “Built-in protection circuits” on page 6
→
added
Table 5 on page 6
:
–
P
tot
value added 7 W
–
V
CC(sc)
value added 18 V
Table 6 on page 7
:
–
R
th(j-a)
value 65 K/W
→
changed 68 K/W
–
R
th(j-c)
value 10
→
changed to R
th(j-mb)
value 18 K/W
Table 7 on page 7
: V
MODE
- mute mode - value Min 2.5
→
changed to 3 V
Table 8 on page 8
: SVRR; Typ values 65 and 60 dB
→
added
Figure 3
to
12
: figures added
Section 13 “Internal circuitry” on page 11
:
→
added
Figure 13
: figure modified
Section 14.1 “Printed-circuit board (PCB)” on page 12
:
→
added
Figure 14
: figure added
Section 14.2 “Thermal behaviour and heatsink calculation” on page 14
:
→
added
Section 15.2 “Test conditions” on page 14
:
→
added
Preliminary specification; initial version.
01
990414
-
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 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 |
| TDA8943SF/N1.112 | 制造商:NXP Semiconductors 功能描述:AMP AUDIO POWER SINGLE 8943 SIL-9 |
| 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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