LA4550

Ordering number:ENN1718B Monolithic Linear IC LA4550 2-Channel AF Power Amplifier for Radio, Tape Recorder Use Features Low quiescent current. On-chip 2 channels permitting use in stereo and bridge amplifier applications. High output. Minimum number of external parts required. (9 pcs. munimum) Good ripple rejection (at steady state). Soft tone at the output saturation mode. Good channel separation. Easy thermal design. Small pop noise at the time of power supply ON/OFF. Package Dimensions unit:mm 3022A-DIP12F [LA4550] 12 7 1 5.12 6 19.4 0.51min 3.46 7.62 3.5 4.26max 6.45 0.4 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Symbol Maximum supply voltage Allowable power dissipation Operating temperature VCC max Pd max* Topr Storage temperature Tstg * With recommended PCB (See sample printed circuit pattern.) Operating Conditions at Ta = 25˚C Parameter Recommended supply voltage Recommended load resistance Operating voltage range Symbol VCC RL VCCop Stereo 6V BTL 6V Stereo 9V BTL 9V 0.5 3.6 0.81 2.54 Conditions Conditions 1.3 SANYO : DIP12F Ratings 13 4 –20 to +75 –55 to +150 Unit V W ˚C ˚C Ratings 6, 9 2 to 8 4 to 8 4 to 8 8 3.6 to 12 Unit V Ω Ω Ω Ω V Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably ...