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TDA8542

NXP
Part Number TDA8542
Manufacturer NXP
Description 2 x 1 W BTL audio amplifier
Published Apr 16, 2005
Detailed Description INTEGRATED CIRCUITS DATA SHEET TDA8542 2 × 1 W BTL audio amplifier Product specification Supersedes data of 1997 Feb 19...
Datasheet PDF File TDA8542 PDF File

TDA8542
TDA8542

Overview
INTEGRATED CIRCUITS DATA SHEET TDA8542 2 × 1 W BTL audio amplifier Product specification Supersedes data of 1997 Feb 19 File under Integrated Circuits, IC01 1998 Apr 01 Philips Semiconductors Product specification 2 × 1 W BTL audio amplifier 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.
QUICK REFERENCE DATA SYMBOL VCC Iq Istb Po THD SVRR PARAMETER supply voltage quiescent current standby current output power total harmonic distortion supply voltage ripple rejection THD = 10%; RL = 8 Ω; VCC = 5 V Po = 0.
5 W VCC = 5 V CONDITIONS MIN.
2.
2 − − 1 − 50 TYP.
5 15 − 1.
2 0.
15 − GENERAL DESCRIPTION APPLICATIONS • Portable consumer products • Personal computers • Motor-driver (servo).
TDA8542 The TDA8542(T) is a two channel audio power amplifier for an output power of 2 × 1 W with an 8 Ω load at a 5 V supply.
The circuit contains two BTL amplifiers with a complementary PNP-NPN output stage and standby/mute logic.
The TDA8542T comes in a 16 pin SO package and the TDA8542 in a 16 pin DIP package.
MAX.
18 22 10 − − − UNIT V mA µA W % dB ORDERING INFORMATION TYPE NUMBER TDA8542T TDA8542 PACKAGE NAME SO16L DIP16 DESCRIPTION plastic small outline package; 16 leads; body width 7.
5 mm plastic dual in-line package; 16 leads (300 mil); long body VERSION SOT162-1 SOT38-1 1998 Apr 01 2 Philips Semiconductors Product specification 2 × 1 W BTL audio amplifier BLOCK DIAGRAM TDA8542 handbook, full pagewidth VCCL VCCR 16 9 − INL− INL+ 14 13 − + R VCCL R 15 OUTL− 20 kΩ − − + 2 OUTL+ 20 kΩ STANDBY/MUTE LOGIC − INR− INR+ 11 12 TDA8542 10 OUTR− − + R VCCR R 20 kΩ 4 20 kΩ 3 5 − − + 7 OUTR+ SVR MODE BTL/...


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