@vic AV2822 DUAL LOW VOLTAGE POWER AMPLIFIER DESCRIPTION The AV2822 is a monolithic integrated circuit in (8-Pin) dip plastic dual in line package,intended for use as dual audio power amplifier in portable cassette players and radios. FEATURES Supply voltage down to 3V. Low crossover distortion. Low quiescent circuit current. Bridge or stereo configuration. PIN CONFIGURATIONS 1 8 NF1 2 7 INPUT1 OUTPUT2 3 6 INPUT2 GND 4 5 NF2 OUTPUT1 Vcc BLOCK DIAGRAM Vcc INPUT1 OUTPUT1 NP1 INPUT2 OUTPUT2 NP2 GND ORDERING INFORMATION PIN SYMBOL PIN SYMBOL 1 1OUT 5 2IN- 2 VCC 6 2IN+ 3 2OUT 7 1IN+ 4 GND 8 1IN- Copyright © Avic Electronics Corp. 1 Website: http://www.avictek.com @vic AV2822 ABSOLUTE MAXIMUM RATINGS(Tamb=25°C, unless otherwise specified) PARAMETER SYMBOL MIN MAX UNIT Supply VCC - 15 V Output current Io - 1 A - 1 -20 -40 1.4 70 150 TA=50°C Power Dissipation Tcase=50°C Tamb Tstg Operatiing Temperature Storage Temperature PD W °C °C ELECTRICAL CHARACTERISTICS (stereo configuration) (Vcc=6V,Tamb=25°C ,unless otherwise specified). PARAMETER SYMBOL Supply Voltage Vcc Quiescent Output Voltage Vo Quiescent Drain Current Input Bias Current TEST CONDITIONS MIN TYP MAX UNIT 1.8 - 15 V - 2.7 - - 1.2 - - 6 9 mA 90 15 170 300 450 100 300 120 60 20 5 220 1000 380 650 - nA Vcc=9V Vcc=6V Vcc=4.5V Vcc=3V Vcc=2V Vcc=6V Vcc=9V Vcc=6V Vcc=6V Vcc=4.5V - 320 - Vcc=3V ,Vcc=9V - 110 - - 0.3 - % - 40 - dB - - 100 - - - 2 - Rs=10 K ,B=22Hz-22kHz - 3 - Vcc=3V Icc Iba RL=32 Output Power Po F=1kHz, THD=10 % RL=16 RL=8 RL=4 Toltal Harmonic Distortion Closed Loop Voltage Gain Channel Balance Input Resistance THD Po=0.5W,f=1kHz,RL=8 Avf F=1kHz Av Ri F=1kHz Total Input Noise Vni Rs=10 K V mW 1 dB K uV Ripple Rejection Srip F=100Hz,C1=C2=100uF 24 30 - dB Channel Separation CSR F=1kHz, - 50 - dB Copyright © Avic Electronics Corp. 2 Website: http://www.avictek.com @vic AV2822 ELECTRICAL CHARACTERISTICS (BTL configuration) (Vcc=6V,Tamb=25°C ,unless otherwise specified). PARAMETER Supply Voltage Quiescent Drain Current Output Offset Voltage Input Bias Current SYMBOL TEST CONDITIONS Vcc Total Input Noise Ripple Rejection Bandwith MAX UNIT 1.8 - 15 V RL= - 6 9 mA Vos RL=8 -50 - 50 mV - 100 - nA Vcc=9V Vcc=6V Vcc=4.5V Vcc=3V Vcc=2V Vcc=9V Vcc=3V Vcc=6V Vcc=4.5V Vcc=3V Vcc=4.5V 320 50 900 - 1000 400 200 65 8 2000 120 1350 700 220 1000 - Vcc=3V 200 350 - - 80 - - 0.2 - % Iba Po F=1kHz, THD=10 % RL=16 RL=8 RL=4 Toltal Harmonic Distortion Closed Loop Voltage Gain Input Resistance TYP Icc RL=32 Output Power MIN THD Vcc=2V Po=0.5W,f=1kHz,RL=8 mW Avf F=1kHz - 40 - dB Ri F=1kHz 100 - - K Vni Rs=10 K Rs=10 K ,B=22Hz-22kHz - 2.5 3 - uV Srip F=100Hz,C1=C2=100uF - 40 - dB - 120 - kHz BWp Copyright © Avic Electronics Corp. Po=1W, RL=8 3 Website: http://www.avictek.com @vic AV2822 TEST CIRCUIT 1. STEREO 2. BRIDGE Copyright © Avic Electronics Corp. 4 Website: http://www.avictek.com @vic AV2822 8 RIPPLE REJECTION (dB) QUIESCENT CURRENT (mA) TYPICAL PERFORMANCE CHARACTERISTICS 6 4 2 0 10 C1=C2=22µF 20 30 C1=C2 =100µF 40 0 4 8 12 30 10 16 100 300 1000 3000 FREQUENCY (Hz) SUPPLY VOLTAGE (V) SCHEMATIC DIAGRAM Vcc OUT2 OUT1 NF1 Copyright © Avic Electronics Corp. OUTPUT1 OUTPUT2 5 NF2 GND Website: http://www.avictek.com