IRAUDAMP21 Datasheet, PDF (15/22 Pages) International Rectifier – 90W/2Ω x 2 Channel Class D Audio Power Amplifier Using the IR4321

Bill of Materials
IRAUDAMP21 Daughter Board BOM
No
Part Number
Designator
1 445-1601-1-ND
C1, C2
2 445-1309-1-ND
C3, C4, C5, C6
3 587-1442-1-ND
C7, C8, C9, C10
4 478-1215-1-ND
C11, C12
5 399-4939-1-ND
C13, C14
6 445-6797-1-ND
C15, C16
7 311-1140-1-ND
C17, C18
8 478-1529-1-ND
C19, C20, C21, C22
9 1N4148WS-FDICT-ND D1, D2
10 1N4148W-FDICT-ND D3, D4, D5, D6
11 A26568-ND
J1A, J1B
12 A26570-ND
J2A, J2B
RMCF0603JT100RCT-
13 ND
R1, R2
RMCF0603JT10R0CT-
14 ND
R3, R4, R5, R6
RMCF0603FT2K70CT-
15 ND
R7, R8
16 311-620GRCT-ND
R9, R10
17 311-4.7GRCT-ND
R15, R16, R17, R18
18 311-1.0GRCT-ND
R27, R28
RMCF0603JT10K0CT-
19 ND
R31, R32
Description
CAP CER 10UF 16V 20% X7R
1206
CAP CER 2200PF 50V 10% X7R
0603
CAP CER 4.7UF 10V 10% X7R
0805
CAP CER 1000PF 50V 10% X7R
0603
CAP CER 10UF 16V 20% X7R
1206
CAP CER 22UF 16V 10% X5R
0805
CAP CER 0.1UF 50V 10% X7R
0805
CAP CER 0.1UF 100V 10% X7R
1206
DIODE SWITCH 75V 200MW
SOD323
DIODE SWITCH 100V 400MW
SOD123
CONN HEADER VERT 6POS .100
30AU
CONN HEADER VERT .100 8POS
30AU
RES 100 OHM 1/10W 5% 0603
SMD
RES 10 OHM 1/10W 5% 0603
SMD
RES 2.7K OHM 1/10W 1% 0603
SMD
RES 620 OHM 1/10W 5% 0603
SMD
RES 4.7 OHM 1/10W 5% 0603
SMD
RES 1.0 OHM 1/10W 5% 0603
SMD
RES 10K OHM 1/10W 5% 0603
SMD
20 IR4321
U1, U2
PowIRaudio integrated Class D IC
*Heatsink is an option for IRAUDAMP21 to deliver high power up to 135W/2Ω
Quantity Vendor
2
Digikey
4
Digikey
4
Digikey
2
Digikey
2
Digikey
2
Digikey
2
Digikey
4
Digikey
2
Digikey
4
Digikey
2
Digikey
2
Digikey
2
Digikey
4
Digikey
1
Digikey
2
Digikey
4
Digikey
2
Digikey
2
Digikey
2
IR
IRAUDAMP21 Mother Board BOM
NO
Part No
1 565-1106-ND
Designator
Description
C1, C5, C6, C101, C102,
C103, C104, C105, C106,
C115
CAP ALUM 10UF 50V 20% RADIAL
2 565-1103-ND
C2, C3
CAP ALUM 2.2UF 50V 20% RADIAL
3 478-1281-1-ND
C15, C16
CAP CER 33PF 100V 5% NP0 0805
4 338-2598-ND
C17, C18
CAP MICA 150PF 500V 5% RADIAL
5 PCC1931CT-ND
C19, C20
CAP CER 2.2UF 16V 10% X7R 1206
6 PCC104BCT-ND
C119
CAP CER 0.1UF 50V 10% X7R 1206
7 399-5960-ND
C23, C24
CAP FILM 1UF 250VDC RADIAL
8 495-1311-ND
C25, C26
CAP FILM 0.1UF 400VDC RADIAL
9 565-1086-ND
C31, C32
CAP ALUM 1000UF 35V 20% RADIAL
10 PCC2323CT-ND
C107, C109
CAP CER 4.7UF 16V 10% X5R 0805
#
Vender
10 Digikey
2 Digikey
2 Digikey
2 Digikey
2 Digikey
1 Digikey
2 Digikey
2 Digikey
2 Digikey
2 Digikey
www.irf.com
IRAUDAMP21 REV 1.0
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