TDA1551Q

INTEGRATED CIRCUITS DATA SHEET TDA1551Q 2 x 22 W BTL car radio power amplifier with diagnostic facility Preliminary specification File under Integrated Circuits, IC01 July 1994 Philips Semiconductors Preliminary specification 2 x 22 W BTL car radio power amplifier with diagnostic facility FEATURES Requires very few external components Flexible in use - quad, single ended or stereo BTL I2C-bus control Dynamic distortion detector Thermal protection Output status information Power supply dip detection High output power MUTE/sleep mode by writing to I2C-bus Stand-by mode Fixed gain Good ripple rejection Load dump protection AC/DC short circuit safe to ground and VP Reverse polarity safe Low offset voltage at output Capable of handling high energy at outputs (VP = 0 V) QUICK REFERENCE DATA SYMBOL VP VP IP Po Vno Po Vno ∆Vo PARAMETER supply voltage range supply voltage total quiescent current RL = 4 Ω; THD = 10 % RL = 2 Ω; THD = 10 % output voltage noise RS = 0 Ω RL = 4 Ω; THD = 10 % RS = 0 Ω Stereo BTL application output power output voltage noise DC output offset voltage − − − 22 70 − − − CONDITIONS operating non-operating 6 − − − − − MIN. − 80 TYP. 14.4 Electrostatic discharge protection No switch-ON/switch-OFF plop Flexible leads Low thermal resistance TDA1551Q Identical inputs (inverting and non-inverting). DESCRIPTION The TDA1551Q is an integrated class-B output amplifier encased in a 17-lead single-in-line plastic power package...