參數(shù)資料
型號(hào): TDA8547
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 2 x 1 W BTL audio amplifier with output channel switching
中文描述: 1.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDIP16
文件頁數(shù): 10/24頁
文件大?。?/td> 240K
代理商: TDA8547
1997 Oct 07
10
Philips Semiconductors
Preliminary specification
2
×
1 W BTL audio amplifier with output
channel switching
TDA8547
BTL APPLICATION
Fig.4 BTL application.
handbook, full pagewidth
MGK701
14
VCC
Vi1
OUT1
IN1
IN1
+
OUT1
+
15
C4
100 nF
C5
100
μ
F
16
9
1
8
TDA8547
13
OUT2
GND
RL1
IN2
11
IN2
+
SVRR
12
4
3
5
MODE
SELECT
2
OUT2
OUT2
+
10
RL2
7
C3
47
μ
F
C2
1
μ
F
C1
1
μ
F
R1
R2
R4
10 k
10 k
50 k
50 k
R3
Vi2
Gain channel 1
2
R1
×
=
Gain channel 2
2
R3
×
=
Fig.5 I
q
as a function of V
CC
.
R
L
=
.
handbook, halfpage
0
Iq
(mA)
VCC (V)
20
10
0
4
20
8
12
16
MGD890
Fig.6 THD as a function of P
o
.
f = 1 kHz; G
v
= 20 dB.
(1) V
CC
= 5 V; R
L
= 8
.
(2) V
CC
= 9 V; R
L
= 16
.
handbook, halfpage
1
THD
(%)
10
2
10
1
MGD891
10
2
10
1
1
Po (W)
10
(1)
(2)
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