37 38 39 40 41 42 43 44 45 46 47 48 Datasheet No - PD97380 June 22, 2009 IRS2093MPbF 4 CH Digital Audio Amplifier Features Product Summary 4 channel integrated analog input Class D audio amplifier drivers in a 48 pin MLPQ Half-Bridge and Full- Topology package Bridge Programmable over current protection V +/- 100 V OFFSET (max) Programmable dead-time generation Versatile protection control enabling I & I (typical) 0.5 A & 0.6 A O+ O- latched, non-latched, or host controlled shutdown function Selectable deadtime 45/65/85/105ns Versatile input structure for self-oscillating PWM, external clock synchronization, or DC offset <18 mV natural carrier based PWM modulations Start and stop click noise reduction OC protection delay 500ns (max) Under voltage protection Shutdown propagation High noise immunity 250ns (max) delay Error amplifier open loop >60 dB gain Package MLPQ48 (7x7mm, 0.50mm pitch) Typical Connection www.irf.com 2009 International Rectifier 1 VREF DS NC OCSET NC DT NC VCC NC COM NC NC CSH2 CSH4 VB2 VB4 HO2 HO4 VS2 VS4 VS1 VS3 HO1 HO3 13 14 15 16 17 18 19 20 21 22 23 24IRS2093MPbF Table of Contents Page Typical Connection Diagram 1 Qualification Information 4 Absolute Maximum Ratings 5 Recommended Operating Conditions 6 Electrical Characteristics 7 Functional Block Diagram 10 Input/Output Pin Equivalent Circuit Diagram 11 Lead Definitions 12 Lead Assignments 13 Application Information and Additional Details 14 Package Details 16 Tape and Reel Details 17 Part Marking Information 18 Ordering Information 19 www.irf.com 2009 International Rectifier 2