Infineon EVAL_AUDIO_MA2304xNS Evaluation Board User Manual
User manual for the EVAL_AUDIO_MA2304xNS kit, featuring MA2304DNS and MA2304PNS multilevel Class D audio amplifiers with digital inputs and filterless operation.
Overview
This technical manual details the operation and configuration of the EVAL_AUDIO_MA2304xNS evaluation kit, designed for the MA2304DNS and MA2304PNS proprietary multilevel Class D audio amplifiers. The board supports various digital audio input formats, including I2S, TDM, LJF, and RJF, and is configurable for 2-channel BTL or 1-channel PBTL output modes. It features an onboard buck converter for selectable 1.8V or 3.3V internal supply levels, achieving over 90% efficiency at full scale. The document includes comprehensive setup instructions, interface board specifications, schematic diagrams, PCB layouts, and a complete bill of materials for audio system development.
Use Cases
- Audio amplifier hardware evaluation
- Digital audio system prototyping
- Energy efficiency benchmarking for audio designs
- Class D filterless output testing
Topics
Referenced Parts
Infineon
The MA2304xNS EVK is an evaluation and demonstration kit for MA2304DNS and MA2304PNS proprietary multilevel amplifiers.
Infineon
The demonstration board EVAL_AUDIO_MA2304xNS is an evaluation and demonstration board for MERUS™ audio’s MA2304DNS and MA2304PNS amplifiers.
LPC11U68JBD48E
NXP Semiconductors
LPC11U68JBD48E 1 32-bit MCU NXP LPC11U68JBD48E
PRTR5V0U2X,215
NXP Semiconductors
PRTR5V0U2X,215 NXP Semiconductors PRTR5V0U2X,215
CL05A104KA5NNND
Samsung Electro-Mechanics
100 nF 25V X5R 0402 Samsung Electro- Mechanics CL05A104KA5NNND
CL05B103KA5NFNC
Samsung Electro-Mechanics
10 nF 25V X7R 0402 Samsung Electro- Mechanics CL05B103KA5NFNC
CL05C5R6DB5NNNC
Samsung Electro-Mechanics
5.6 pF 50V NP0 0402 Samsung Electro- Mechanics CL05C5R6DB5NNNC
CL10A105KA8NFNC
Samsung Electro-Mechanics
1 uF 25V X5R 0603 Samsung Electro- Mechanics CL10A105KA8NFNC
CL10A475KA8NQNC
Samsung Electro-Mechanics
4.7 uF 25V X5R 0603 Samsung Electro- Mechanics CL10A475KA8NQNC
CL21A106KAYNNNG
Samsung Electro-Mechanics
10 uF 25V X5R 0805 Samsung Electro- Mechanics CL21A106KAYNNNG
CL21A225KBQNNNE
Samsung Electro-Mechanics
2.2 uF 50V X5R 0805 Samsung Electro- Mechanics CL21A225KBQNNNE
CL21A226MPCLRNC
Samsung Electro-Mechanics
22 uF 10V X5R 0805 Samsung Electro- Mechanics CL21A226MPCLRNC
CL21B106KAYQNNE
Samsung Electro-Mechanics
10 uF 25V X7R 0805 Samsung Electro- Mechanics CL21B106KAYQNNE
ERJ-U2RD4701X
Panasonic
42 Rscl, Rsda 2 4K7 1% 0402 Panasonic ERJ-U2RD4701X
AC0402FR-07324KL
Yageo
33 R5 1 324K 1% 0402 Yageo AC0402FR-07324KL
25V
Rubycon
14 Cpvdd03, Cpvdd13 2 220 uF ELEC. 25V Rubycon 25TZV220M8X10.5
| C0402C221K5RACTU | Kemet | 220 pF 50V X7R 0402 KEMET C0402C221K5RACTU |
| 105017-0001 | Molex | 105017-0001 Molex 105017-0001 |
| GCM155R71E123KA55J | Murata | 12 nF 25V X5R 0402 Murata Electronics GCM155R71E123KA55J |
| 25TZV220M8X10.5 | Rubycon | 220 uF ELEC. 25V Rubycon 25TZV220M8X10.5 |
| 282837-3 | TE Connectivity | SCREW-5.0/5.08 3WAYS TE Connectivity 282837-3 |
| NRS4018T100MDGJ | Taiyo Yuden | IND. 10 uH Taiyo NRS4018T100MDGJ |
| VJ0402A150KXQCW1BC | Vishay | 15 pF 10V C0G 0402 Vishay/Vitramon VJ0402A150KXQCW1BC |
| C0402C221K5RACTU | Kemet | 4 220 pF 50V X7R 0402 KEMET C0402C221K5RACTU |
| LPC11U68JBD48E | NXP | 27 LPC11U68JBD48E 1 32-bit MCU NXP LPC11U68JBD48E |
| 25TZV220M8X10.5 | Rubycon | 14 Cpvdd03, Cpvdd13 2 220 uF ELEC. 25V Rubycon 25TZV220M8X10.5 |
| LP5907MFX-3.3/NOPB | Texas Instruments | Texas Instruments LP5907MFX-3.3/NOPB |
| AC0402FR-07806KL | Yageo | 32 R4 1 806K 1% 0402 Yageo AC0402FR-07806KL |
| RC0402FR-07100KL | Yageo | 29 R1 1 100K 1% 0402 Yageo RC0402FR-07100KL |
| RC0402FR-07165KL | Yageo | 34 R6 1 165K 1% 0402 Yageo RC0402FR-07165KL |
| 111-2223-001 | Cinch Connectivity Solutions | 111-2223-001 CINCH 111-2223-001 |
| NFZ2MSD150SN10L | Murata | NFZ2MSD150SN10L Murata NFZ2MSD150SN10L |
| 61300311121 | Wurth Electronics | 2.54 mm V Header Würth Elektronik 61300311121 |
| 61300621121 | Wurth Electronics | 2.54 mm V header Würth Elektronik 61300621121 |
| 61301021121 | Wurth Electronics | 2.54 mm Ver 10 pin Würth Elektronik 61301021121 |
| 61302021021 | Wurth Electronics | 20-pin angled 2.54 Würth Elektronik 61302021021 |
| 61302021121 | Wurth Electronics | 20-pin vertical 2.54 Würth Elektronik 61302021121 |
| MA2304DNS | Infineon | The MA2304xNS EVK is an evaluation and demonstration kit for MA2304DNS and MA2304PNS proprietary multilevel amplifiers. |
| MA2304PNS | Infineon | The demonstration board EVAL_AUDIO_MA2304xNS is an evaluation and demonstration board for MERUS™ audio’s MA2304DNS and MA2304PNS amplifiers. |
| ABM8G-12.000MHZ-18- | Abracon | ABRACON ABM8G-12.000MHZ-18- |
| NFZ2MSD150SN10L | Murata | 4 NFZ2MSD150SN10L Murata NFZ2MSD150SN10L |
| LPC11U68JBD48E | NXP Semiconductors | LPC11U68JBD48E 1 32-bit MCU NXP LPC11U68JBD48E |
| PRTR5V0U2X,215 | NXP Semiconductors | PRTR5V0U2X,215 NXP Semiconductors PRTR5V0U2X,215 |
| CL05A104KA5NNND | Samsung Electro-Mechanics | 100 nF 25V X5R 0402 Samsung Electro- Mechanics CL05A104KA5NNND |
| CL05B103KA5NFNC | Samsung Electro-Mechanics | 10 nF 25V X7R 0402 Samsung Electro- Mechanics CL05B103KA5NFNC |
| CL05C5R6DB5NNNC | Samsung Electro-Mechanics | 5.6 pF 50V NP0 0402 Samsung Electro- Mechanics CL05C5R6DB5NNNC |
| CL10A105KA8NFNC | Samsung Electro-Mechanics | 1 uF 25V X5R 0603 Samsung Electro- Mechanics CL10A105KA8NFNC |
| CL10A475KA8NQNC | Samsung Electro-Mechanics | 4.7 uF 25V X5R 0603 Samsung Electro- Mechanics CL10A475KA8NQNC |
| CL21A106KAYNNNG | Samsung Electro-Mechanics | 10 uF 25V X5R 0805 Samsung Electro- Mechanics CL21A106KAYNNNG |
| CL21A225KBQNNNE | Samsung Electro-Mechanics | 2.2 uF 50V X5R 0805 Samsung Electro- Mechanics CL21A225KBQNNNE |
| CL21A226MPCLRNC | Samsung Electro-Mechanics | 22 uF 10V X5R 0805 Samsung Electro- Mechanics CL21A226MPCLRNC |
| CL21B106KAYQNNE | Samsung Electro-Mechanics | 10 uF 25V X7R 0805 Samsung Electro- Mechanics CL21B106KAYQNNE |
| ERJ-U2RD4701X | Panasonic | 42 Rscl, Rsda 2 4K7 1% 0402 Panasonic ERJ-U2RD4701X |
| AC0402FR-07324KL | Yageo | 33 R5 1 324K 1% 0402 Yageo AC0402FR-07324KL |
| 25V | Rubycon | 14 Cpvdd03, Cpvdd13 2 220 uF ELEC. 25V Rubycon 25TZV220M8X10.5 |