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TDA8543 数据表(PDF) 2 Page - NXP Semiconductors

部件名 TDA8543
功能描述  2 W BTL audio amplifier
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制造商  PHILIPS [NXP Semiconductors]
网页  http://www.nxp.com
标志 PHILIPS - NXP Semiconductors

TDA8543 数据表(HTML) 2 Page - NXP Semiconductors

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1997 Jun 12
2
Philips Semiconductors
Product specification
2 W BTL audio amplifier
TDA8543
FEATURES
• Flexibility in use
• Few external components
• Low saturation voltage of output stage
• Gain can be fixed with external resistors
• Standby mode controlled by CMOS compatible levels
• Low standby current
• No switch-on/switch-off plops
• High supply voltage ripple rejection
• Protected against electrostatic discharge
• Outputs short-circuit safe to ground, VCC and across
the load
• Thermally protected.
GENERAL DESCRIPTION
The TDA8543(T) is a one channel audio power amplifier
for an output power of 2 W with an 8
Ω load at a 7.5 V
supply. The circuit contains a BTL amplifier with
a complementary PNP-NPN output stage and
standby/mute logic. The TDA8543T comes in a 16 pin
SO package and the TDA8543 in a 16 pin DIP package.
APPLICATIONS
• Portable consumer products
• Personal computers
• Telephony.
QUICK REFERENCE DATA
ORDERING INFORMATION
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VCC
supply voltage
2.2
5
18
V
Iq
quiescent current
VCC =5V
812
mA
Istb
standby current
−−
10
µA
Po
output power
THD = 10%
RL =8 Ω; VCC = 5 V
1
1.2
W
RL =8 Ω; VCC = 7.5 V
2.2
W
RL =16 Ω; VCC =9V
2.0
W
THD
total harmonic distortion
Po = 0.5 W
0.15
%
SVRR
supply voltage ripple rejection
50
−−
dB
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TDA8543T
SO16
plastic small outline package; 16 leads; body width 3.9 mm
SOT109-1
TDA8543
DIP16
plastic dual in-line package; 16 leads (300 mil); long body
SOT38-1


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