TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control User's Guide

4.5 Schematic
www.ti.com Board Layout, Bill of Material, and Schematics
Table 7. Bill of Materials for TAS5704EVM (continued)
Description RefDes QTY MFR MFR:Part No. Vendor Vendor Part No. ALT Part No.
SHUTDOWN, 11 Keystone 5003 Digi-Key 5003K No ALT Part No.
SUBM, SUBP, Electronics
VALID
Switch, Momentary SMT-Short, Black S2–S4 3 Panasonic EVQ-PPBA25 Digi-Key P8086STR P8086SCT
Tab, 160g
Switch, SPST, VERT-PCB ROHS S1 1 NKK Switches G12AP-RO Digi-Key 360-1758 360-1701
NON-INSULATED WIRE GROUND LOOPS
Non-insulated bus wire, 10MM Length, PGND, PGND 2 Belden CDT 8019000100 Mouser 566-8019 No ALT Part No.
18 AWG
Bend the wire lengths into a 'U' shape and solder to the board. Leave a gap of around 0.3 inch between the board and the wire.
BINDING POSTS
Binding post, 15A, uninsulated OUTA, OUTB, 6 Johnson 111-2223-001 Digi-Key J587 No ALT Part No.
OUTC, OUTD, Components
GND, GND
Binding post, Red, 15A ECONO PVCC, VIN 2 Keystone 7006 Digi-Key 7006K No ALT Part No.
Electronics
Binding post, Black, 15A ECONO PGND, 2 Keystone 7007 Digi-Key 7007K No ALT Part No.
GND(PGND) Electronics
STANDOFFS AND HARDWARE
Standoff 4-40 Threaded M/F 0.75 in. HW1–HW6 6 Keystone 8403K Digi-Key 8403K No ALT Part No.
ALUM-HEX Electronics
Hex Nut, 4-40, Zinc/Steel HW1–HW6 6 Building Fasteners HNZ440 Digi-Key H216 No ALT Part No.
Component Count: 262
COMPONENTS NOT ASSEMBLED
C77, C14, C32, C39, C40, C30, C45, C56, C31, C33, C12, C19, C27, C34, C17, C20, C21, C22, R11, R13, R14, R15
The schematics are appended to this document.
SLOU224 – April 2008 TA5704EVM 4-Channel Digital Audio Power Amplifier with Hardware Control 19
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