LA4445

Ordering number:ENN1277E Monolithic Linear IC LA4445 5.5W 2-Channel AF Power Amplifier Features Dual channels. Output : 5.5W×2 (typ.) Minimun number of external parts required. Small pop noise at the time of power supply ON/OFF and good starting balance. Good ripple rejection : 46dB (typ.) Good channel separation. Small residual noise (Rg=0). Built-in protectors. a. Thermal protector b. Overvoltage, surge protector c. Adjacent pins (9-10, 9-8) short protector Package Dimensions unit:mm 3049A-SIP12H [LA4445] 27.0 20.0 4.0 7.0 1.0min 1 2.5 2.0 0.5 1.0 12 6.0 13.2max 8.4 R1.7 11.8 0.4 2.0 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Maximum supply voltage Surge supply voltage Maximum output current Allowable power dissipation Operating temperature Storage temperature Symbol VCC max1 VCC max2 VCC(surge) IO peak SANYO : SIP12H Conditions Quiescent (t=30s) Operating t≤0.2s 1 channel See Pd max – Ta characteristic. Ratings 25 18 50 3.5 15 –20 to +75 –40 to +150 Unit V V V A W ˚C ˚C Pd max Topr Tstg Operating Conditions at Ta = 25˚C Parameter Recommended supply voltage Recommended load resistance Operating voltage range Symbol VCC RL VCC op 2 channels Conditions Ratings 13.2 4 10 to 16 Unit V 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 applicati...