LA6557

Ordering number : ENN6350 Monolithic Linear IC LA6557H Five-Channel Bridge Driver for MD and CD Players Overview The LA6557H is a five-channel bridge driver developed for use in CD and MD players. It provides four BTL power amplifier channels and one H-bridge power amplifier channel. Package Dimensions unit: mm 3234-HSOP28H-C [LA6557H] 15.3 6.2 2.7 Features and Functions Four BTL power amplifier channels and one H-bridge power amplifier channel IOmax: 700 mA (each channel) Built-in level shifter circuits (BTL amplifiers) One muting circuit (output on/off control) system that operates for the BTL amplifiers Thermal shutdown circuit built in 28 15 0.65 0.25 1.3 Ratings 14 Unit V A V V W W °C °C 0.7 13 13 0.82 2.0 –30 to +85 Ratings 5.6 to 13 Unit V 1 14 0.85 2.25 0.8 0.3 2.5max Specifications Maximum Ratings at Ta = 25°C Parameter Supply voltage Maximum output current Maximum input voltage Mute pin voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max IOmax VINBmax VMUTE Pd max Topr Tstg Independent IC 0.1 SANYO: HSOP28H-C (375mil) Conditions For each channel in channels 1 to 5 Mounted on the specified printed circuit board* –55 to +150 Note: * Specified printed circuit board: 76.1 × 114.3 × 1.6 mm3 glass-epoxy PCB Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Symbol VCC Conditions Any and all SANYO products described or contained herein do not have specifications that can handle app...