TDA8542TS 查看數據表（PDF） - Philips Electronics
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TDA8542TS Datasheet PDF : 20 Pages
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Philips Semiconductors
2 × 0.7 W BTL audio amplifier
Product specification
TDA8542TS
SE APPLICATION
handbook, full pagewidth
R2 100 kΩ
1 µF R1
10 kΩ
ViL
C3
47 µF
INL−
20
17
INL+
16
11
100 nF
OUTL−
18
C4
470 µF
Gain left = RR-----21--
R4
1 µF R3
10 kΩ
ViR
OUTR−
100 kΩ
TDA8542TS
INR−
14
OUTL+
3
INR+
15
SVR
5
OUTR−
13
MODE
4
OUTR+
8
BTL/SE
61
10
Gain right = RR-----43--
GND
MBK444
Pins 2, 7, 9, 12 and 19 are not connected.
C5
470 µF
Fig.14 Single-ended application.
VCC
100 µF
RL = 8 Ω
RL = 8 Ω
10
handbook, halfpage
THD
(%)
1
(1)
(2)
10−1
(3)
MGD899
10−2
10−2
10−1
1
10
Po (W)
f = 1 kHz, Gv = 20 dB.
(1) VCC = 7.5 V, RL = 4 Ω.
(2) VCC = 9 V, RL = 8 Ω.
(3) VCC = 12 V, RL = 16 Ω.
Fig.15 THD as a function of Po.
1998 Mar 25
10
handbook, halfpage
THD
(%)
1
MGD900
10−1
10−2
10
(1)
(2)
(3)
102
103
104
105
f (Hz)
Po = 0.5 W, Gv = 20 dB.
(1) VCC = 7.5 V, RL = 4 Ω.
(2) VCC = 9 V, RL = 8 Ω.
(3) VCC = 12 V, RL = 16 Ω.
Fig.16 THD as a function of frequency.
12
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