SA7454

SA7454 2×6W AUDIO POWER AMPLIFIER DESCRIPTION SA7454 is a Class AB dual audio power amplifier. It adopts HSIP-9 or DIP-18IH-300-2.54 package. FEATURES * High output power: 6 + 6W @ THD=10%, RL=4Ω,VCC=14.4V * Fixed gain * Good power supply ripple rejection * Standby and Mute functions * Low ON/OFF POPO noise * Few external components * Short circuit protection * Inverting polarity protection * Thermal protection ORDERING INFORMATION Device SA7454 SA7454H Package DIP-18IH-300-2.54 HSIP-9 APPLICATIONS * Multimedia system * LCD-TV BLOCK DIAGRAM www.DataSheet4U.com HANGZHOU SILAN MICROELECTRONICS CO.,LTD Http://www.silan.com.cn REV:1.0 2008.10.21 Page 1 of 5 SA7454 ABSOLUTE MAXIMUM RATINGS Characteristics Power Supply Max. Voltage of Inverting Polarity Output Pin Endurance Capability Output Peak Current Total Power Dissipation Storage Temperature Operating Ambient Temperature Junction Temperature Thermal Resistance from Junction to Case Symbol Vs Vs(r) ERGo Iosm Iorm Ptot Tstg Tamb Tj Rth(j-c) SA7454H SA7454 Vs=0V No repeat Repeat Conditions Operating state No signal Rating 18 20 6 200 4 2.5 15 -55~+150 -40~+85 +150 8 15 Unit V V mJ A W °C °C °C °C/W ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Vs=14.4V; RL=4Ω; f=1KHz; Tamb=25°C) Characteristics Power Supply Total Quiescent Current Output DC Level Output Power Total Harmonic Distortion Low Cut-Off Frequency High Cut-Off Frequency Closed Loop Gain www.DataSheet4U.com Symbol Vs Iq Vo Po THD flr fhr Gv Test con...