RB-TK2019

www.DataSheet4U.com Tr i path Technol ogy, I nc. - Technical Information RB-TK2019 2 X 20W CLASS-T DIGITAL AUDIO AMPLIFIER REFERENCE BOARD Technical Information- Board Rev. 2.1 Revision 2.0 – December 2003 GENERAL DESCRIPTION The RB-TK2019 Revision 2.1 is a stereo single ended 20W continuous average power per channel audio amplifier designed to provide a simple and straightforward environment for the evaluation of the TK2019 as a single ended amplifier. For additional documentation on the TK2019, see the TK2019 Data Sheet. APPLICATIONS 4Ω and 8 Ω stereo Home Theater Receivers Powered DVD Systems Mini/Micro Systems FEATURES High Continuous Power: 20W @ 4Ω, 10% THD+N 11W @ 8Ω, 10% THD+N Low Noise Floor: 82uV A-weighted Low Distortion: .03% THD+N, 11W, 4Ω .03% THD+N, 6W, 8Ω High Efficiency: 89% @ 20W, 4Ω 92% @ 11W, 8Ω Dynamic Range >100dB BENEFITS Single Supply Operation Very High Efficiency Wide Dynamic Range Compact Layout 1 RB-TK2019 – MC/1.0/12-03 Tr i path Technol ogy, I nc. - Techni cal I nfor m ati on OPERATING INSTRUCTIONS BOARD CONNECTION DIAGRAM J1 V5 MUTE H-MUTE GND, OUT2, GND, OUT1 JP3 R24 JP1 R16 JP2 V5 G5 GND VCC RB-TK2019 Audio Source OUT2, G5 V5 POWER SUPPLIES Two external power supplies are required to operate the RB-TK2019 Revision 2.0: VCC (referenced to GND), and V5 (referenced to G5). The V5 ground (G5) must be kept separate from the VCC ground (GND). GND and G5 are joined at a common point on the PCB with a 0Ω resistor (R1). The Minimum a...