NJM2073 DUAL LOW VOLTAGE POWER AMPLIFIER GENERAL DESCRIPTION PACKAGE OUTLINE The NJM2073 is a monolithic integrated circuit in 8 lead dual-in-line package,which is designed for dual audio power amplifier in portable radio and handy cassette player. FEATURES NJM2073M NJM2073D + Operating Voltage ( V =1.8V~15V ) Low Crossover Distortion Low Operating Current Bridge or Stereo Configuration No Turn-on Noise Package Outline DIP8,DMP8 Bipolar Technology PIN CONFIGURATION NJM2073D NJM2073M Ver.2004-03-01 - 1 - NJM2073 ABSOLUTE MAXIMUM RATINGS ( Ta=25C ) PARAMETER SYMBOL RATINGS UNIT + Supply Voltage V 15 V Output Peak Current I 1 A OP ( DIP8 ) 700 Power Dissipation P mW D ( DMP8 ) 300 Input Voltage Range V 0.4 V IN Operating Temperature Range T -40~+85 C opr Storage Temperature Range T -40~+125 C stg ELECTRICAL CHARACTERISTICS D-Type + (1) BTL Configuration ( Test Circuit Fig.1 ) ( V =6V,Ta=25C ) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT + Operating Voltage V 1.8 - 15 V Operating Current I R = - 6 9 mA CC L Output Offset Voltage V R =8 - 10 50 mV O L ( Between the Outputs ) Input Bias Current I - 100 - nA B Output Power THD=10%,f=1kHz + P V =9V,R =16 ( Note ) - 2.0 - W O L + P V =6V,R =8 ( Note ) 0.9 1.2 - W O L + P V =4.5V,R =8 - 0.6 - W O L + P V =4.5V,R =4 ( Note ) - 0.8 - W O L + P V =3V,R =4 200 300 - mW O L + P V =2V,R =4 - 80 - mW O L THD=1%,f=40Hz~15kHz + P V =6V,R =8 - 1.0 - W O L + P V =4.5V,R =4 - 0.6 - W O L Total Harmonic Distortion THD P =0.5W,R =8,f=1kHz - 0.2 - O L % Close Loop Voltage Gain A f=1kHz 41 44 47 dB V Input Impedance Z f=1kHz 100 - - k IN Equivalent Input Noise Voltage V R =10k,A Curve - 2 - V NI1 S V R =10k,B=22Hz~22kHz - 2.5 - V NI2 S Ripple Rejection RR f=100Hz - 40 - dB Cutoff Frequency f A =-3dB from f=1kHz,R =8,P=1W - 130 - kHz H V L O ( Note ) At on PC Board Ver.2004-03-01 - 2 -