TDA8547TS 查看數據表（PDF） - Philips Electronics
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TDA8547TS Datasheet PDF : 20 Pages
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Philips Semiconductors
2 × 0.7 W BTL audio amplifier with
output channel switching
BTL APPLICATION
Product specification
TDA8547TS
handbook, full pagewidth
C1
1 µF
R2
R1
50 kΩ
10 kΩ
Vi1
C3
47 µF
20
IN1−
17
IN1+
16
11
OUT1−
18
3 OUT1+
OUT2−
C2
1 µF
R4
R3
50 kΩ
10 kΩ
Vi2
TDA8547TS
IN2−
14
IN2+ 15
OUT2−
13
SVRR
5
MODE
4
8 OUT2+
Gain channel 1 = 2 × RR-----21--
Gain channel 2 = 2 × RR-----43--
SELECT
61
10
GND
MGK985
C4
100 nF
RL1
RL2
Fig.4 BTL application.
VCC
C5
100 µF
30
handbook, halfpage
Iq
(mA)
20
MGD890
10
handbook, halfpage
THD
(%)
1
MGK988
(1)
10
10−1
0
0
4
8
12
16
20
VCC (V)
RL = ∞.
Fig.5 Iq as a function of VCC.
1998 Apr 01
10−2
10−2
10−1
1
Po (W) 10
f = 1 kHz; Gv = 20 dB.
(1) VCC = 5 V; RL = 8 Ω.
Fig.6 THD as a function of Po.
10
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