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User manual
UM-DA7202 evaluation board
DA7202 10 W mono class D amplifier for 2S
systems

Abstract

This user manual enables you to use the UM-DA7202 class D speaker driver evaluation board, 189-
01-A EVB, to carry out performance measurements and functional checks on the DA7202 class D
speaker driver.

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Summary of Contents for Renesas UM-DA7202

  • Page 1: Abstract

    DA7202 10 W mono class D amplifier for 2S systems Abstract This user manual enables you to use the UM-DA7202 class D speaker driver evaluation board, 189- 01-A EVB, to carry out performance measurements and functional checks on the DA7202 class D speaker driver.
  • Page 2: Table Of Contents

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Contents Abstract ..............................1 Contents ............................... 2 Figures ..............................2 Tables ..............................2 Terms and definitions ........................3 References ............................. 3 Introduction............................ 4 DA7202 EVB hardware description ..................... 5 Power supply .........................
  • Page 3: Terms And Definitions

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Terms and definitions Ground Reference Evaluation Board Electromagnetic Interference Printed Circuit Board Universal Serial Bus PSRR Power Supply Rejection Ratio References DA7202, Datasheet, Dialog Semiconductor Revision 2.1...
  • Page 4: Introduction

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Introduction DA7202 is a powerful, highly efficient, low EMI Class D speaker driver that can drive 10 W into 4 Ω loads directly from a 2S lithium-ion battery to power a variety of two cell portable applications such as Ultrabooks™...
  • Page 5: Da7202 Evb Hardware Description

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board 4 DA7202 EVB hardware description The DA7202 EVB consists of the DA7202 device, the essential external components and connection points for input / output signals. Typical external connections are shown in Figure 2.
  • Page 6: Table 1: Connector Summary

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Table 1: Connector summary Connector Functionality Description Internal VLDO monitoring VLDO (No external connection needed) Pin 1 = GND Pin 2 = LDO output VPWR external power...
  • Page 7: Power Supply

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Power supply The DA7202 has high power supply rejection ration (PSRR) and may be run directly from a 2S lithium-ion battery or, for evaluation purposes, a bench supply.
  • Page 8: Schematic Diagram

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Schematic diagram Figure 3: Schematic diagram Revision 2.1 24-Jan-2022 User Manual © 2022 Renesas Electronics CFR0012 8 of 12...
  • Page 9: Bill Of Materials

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Bill of materials Table 2: Order BOM for a single EVB Description Value Manufacturer Part number 0603 (1608 metric) 4.7 µF Murata GRM188R6YA475KE15 SMD capacitor DA7202 WLCSP9...
  • Page 10: Table 3: Build Bom - Populated Components

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Table 3: Build BOM - populated components Description Value Manufacturer Part number C10 0402 (1005 Metric) SMD capacitor 100 pF Murata GRM1555C1H101JD01D 0402 (1005 Metric) SMD capacitor 100 pF...
  • Page 11: Revision History

    DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Revision history Table 4: Document revision history Revision Date Originator Change 29-Jan-2016 Update on previous template. 14-March-2016 Updated to new template. Clarified content of the document, including rewriting section 5.2.
  • Page 12 DA7202 10 W mono class D amplifier for 2S systems UM-DA7202 evaluation board Status definitions Status Definition The content of this document is under review and subject to formal approval, which may result DRAFT in modifications or additions. APPROVED The content of this document has been approved for publication.
  • Page 13 Renesas' products are provided only subject to Renesas' Terms and Conditions of Sale or other applicable terms agreed to in writing. No use of any Renesas resources expands or otherwise alters any applicable warranties or warranty disclaimers for these products.
  • Page 14 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Dialog Semiconductor DA7202-EVAL...

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