GMA2822M

PRELIMINARY GMA2822M DUAL LOW-VOLTAGE POWER AMPLIFIER Supply voltage down to 1,8 V Low crossover distortion Low quiescent current Bridge or stereo configuration PIN CONNECTIONS OUTPUT (1) VS 1 2 3 8 INPUT -(1) 7 INPUT +(1) 6 INPUT +(2) 5 INPUT -(2) www.DataSheet4U.com The GMA2822M is a monolithic integrated circuit of analog low - voltage power amplifier. It is intended for use as mono (bridge)/stereo audio power amplifier in portable cassette players and radios. OUTPUT (2) GND 4 DIP-8, SOP-8 (TOP VIEW) PIN FUNCTIONS DESCRIPTION PIN 1 2 3 4 5 6 7 8 INPUT INPUT INPUT INPUT OUTPUT I/O OUTPUT NAME OUTPUT (1) SUPPLY VOLTAGE OUTPUT (2) GROUND INPUT -(2) INPUT +(2) INPUT -(1) INPUT +(1) ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Peak Output Current Total Power Dissipation at TA=50°C otal Power Dissipation at TEASE=50°C Storage Temperature Junction Temperature SYMBOL VS IO PLOT PLOT TSTG TJ VALUE 15 1 1 1.4 -40 +150 UNIT V A W W °C °C Revision 1, May 2002 1 www.gammamicro.com PRELIMINARY GMA2822M DUAL LOW-VOLTAGE POWER AMPLIFIER ELECTRICAL CHARACTERISTICS (VS=6V, TA=25°C, unless otherwise specified ) CHARACTERISTICS S TE R E O SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Supply Voltage Quiscent Output Voltage Quiscent Drain Current Input Bias Current VS VO ID IB V S = 3V RL=32Ω , V S = 9V V S = 6V VS = 4.5V V S = 3V V S = 2V V S = 6V V S = 9V V S = 6V V S = 6V VS = 4.5V V S = 3V 1.8 2.7 1.2 6 100 90 15 170 300 450 300 120 60 20 5 220 1000 380 650 320...