參數(shù)資料
型號: TFA9841J
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 1-channel audio amplifier
中文描述: 7.5 W, 1 CHANNEL, AUDIO AMPLIFIER, PZFM9
封裝: PLASTIC, SOT-523-1, DIL-BENT-SIL, 9 PIN
文件頁數(shù): 3/17頁
文件大小: 121K
代理商: TFA9841J
Philips Semiconductors
TFA9841J
1-channel audio amplifier (1 x SE)
Preliminary data
Rev. 01 — 06 February 2004
3 of 17
9397 750 12014
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
7.
Pinning information
7.1 Pinning
7.2 Pin description
8.
Functional description
8.1 Input configuration
The input cut-off frequency is:
(1)
SE application: R
i
= 60 k
and C
i
= 220 nF:
(2)
Fig 2.
Pin configuration.
TFA9841J
MDB796
IN1
OUT1
CIV
n.c.
GND
SVR
MODE
n.c.
VCC
2
1
3
4
5
6
7
8
9
Table 3:
Symbol
IN1
OUT1
CIV
n.c.
GND
SVR
MODE
n.c.
V
CC
TAB
Pin description
Pin
1
2
3
4
5
6
7
8
9
-
Description
input 1
inverted loudspeaker terminal 1
common input voltage decoupling
not connected
ground
half supply voltage decoupling (ripple rejection)
mode selection input (standby, mute and operating)
not connected
supply voltage
back side tab or heats spreader has to be connected to ground
f
i cut
off
)
2
R
i
C
i
)
----------------------------
=
f
i cut
off
)
×
2
π
60
(
10
3
×
220
10
9
×
)
----------------------------------------------------------------
12
Hz
=
=
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