參數(shù)資料
型號(hào): TDA8924TH/N2,518
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 120 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
封裝: PLASTIC, SOT-566-3, HSOP-24
文件頁數(shù): 14/35頁
文件大?。?/td> 722K
代理商: TDA8924TH/N2,518
2003 Jul 28
21
Philips Semiconductors
Objective specication
2
× 120 W class-D power amplier
TDA8924
16.11 Reference design: bill of materials
Table 1
Single-chip class-D audio amplier printed-circuit board (version 4; 01-2002) for TDA8924TH
(see Figs 9 and 10)
Note
1. EP13 or 16RHBP inductors have been used in the first demo boards. In these boards, they functioned properly.
However current rating basically is too low. A better choice is the new TOKO DASM 998AM-105 inductor.
BOM
ITEM
QUANTITY
REFERENCE
PART
DESCRIPTION
1
U1
TDA8924TH
Philips Semiconductors B.V.
2
in1 and in2
cinch inputs
Farnell 152-396
3
2
out1 and out2
output connector
Augat 5KEV-02
41
VDD, GND and VSS
supply connector
Augat 5KEV-03
5
2
L5 and L6
10
H
EP13 or 16RHBP (TOKO);
note 1
6
4
L1, L2, L3 and L4
BEAD
Murata BL01RN1-A62
7
1
S1
PCB switch
Knitter ATE1E M-O-M
8
1
Z1
5V6
BZX 79C5V6 DO-35
9
2
C1 and C2
470
F; 35 V
Panasonic M series
ECA1VM471
10
3
C3, C4 and C5
47
F; 63 V
Panasonic NHG series
ECA1JHG470
11
6
C16, C17, C18 and C19
470 nF; 63 V
MKT EPCOS B32529- 0474- K
12
9
C8, C9, C11, C14, C28,
C29, C32, C35 and C38
220 nF; 63 V
SMD 1206
13
10
C6, C7, C10, C12, C13,
C15, C34, C36, C37 and
C39
100 nF; 50 V
SMD 0805
14
2
C20 and C21
330 pF; 50 V
SMD 0805
15
4
C22, C23, C30 and C31
15 nF; 50 V
SMD 0805
16
2
C24, C25
560 pF; 100 V
SMD 0805
17
1
C33
47 pF; 25V
SMD 0805
18
2
R3 and R4
39 k
; 0.1 W
SMD 0805
19
1
R5
30 k
; 0.1 W
SMD 1206
20
1
R1
10 k
; 0.1 W; optional
SMD 0805
21
1
R2
9.1 k
; 0.1 W; optional
SMD 0805
22
4
R6, R7, R8 and R9
5.6 k
; 0.1 W
SMD 0805
23
2
R12 and R13
22
; 1 W
SMD 2512
24
2
R10 and R11
4.7
; 0.25 W
SMD 1206
25
2
C26 and C27
1
F; 63V
MKT
26
1
heatsink
SK 174 50 mm (5 K/W) Fisher elektronik
27
1
printed-circuit board
material
1.6 mm thick epoxy FR4 material, dual-sided 35
m copper;
clearances 300
m; minimum copper track 400 m
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