Inc. Stereo Amplifier User Manual

AD604
Rev. E | Page 27 of 32
R12
–DSX1
PAO1 OUT1
VREF
VGN1
+DSX1
15
4
3
2
1
13
14
16
17
18
19
20
10
7
9
8
6
5
C8
0.1µF
C9
0.1µF
C7
0.1µF
C14
0.1µF
C13
0.1µF
C2
0.1µF
C4
0.1µF
C6
0.1µF
12
11
24
23
22
21
FBK1
PAI1
COM1
COM2
PAO2
+DSX2
FBK2
PAI2
OUT2
VGN2
VOCM
GND2
VPOS
VNEG
GND1
VNEG
AD604
U1
R5
JP7
R6
+DSX1
R11
–DSX1
PAO1
PAI1
+5V
JP6
JP8
JP9
C10
0.1µF
C11
0.1µF
R10
JP12
R9
–DSX2
PAO2
R8
49.9Ω
R7
49.9Ω
PAI2
JP15
JP14
JP13
VGN2
C12
1nF
R4
1kΩ
+5V
JP4
A
B
GN2
ADJ
VOCM
R3
1kΩ
+5V
JP3
A
B
VOCM
ADJ
+5V
–5V
–5V
+5V
OUT2
OUT1
R13
49.9Ω
R2
10kΩ
R1
10kΩ
+5V
+5
V
JP2
C5
1nF
JP1
GN1
ADJ
A
B
VGN1
JP5
JP16
A
B
C3
10µF
10V
C1
10µF
10V
+
+
J1
CH1 VGA
IN (–)
J2
CH1 VGA
IN (+)
J7
CH2 VGA
IN (+)
J8
CH1 VGA
IN (–)
J5
CH 1 PREAMP
IN
J6
CH 2 PREAMP
IN
NOTES
1. PARTS IN GRAY ARE NOT INSTALLED.
VREF
GND1 GND2 GND3 GND4
GND
+DSX2
–DSX2
VPOS
J4
OUT2
VREF
ADJ
R14
49.9Ω
J3
OUT1
00540-061
Figure 61. Evaluation Board Schematic
Table 6. Bill of Materials
Qty. Type Description Reference Designator Manufacturer Part Number
1 Test loop Red +5 V Components Corp. TP-104-01-02
1 Test loop Blue −5 V Components Corp. TP-104-01-06
5 Test loop Black GND, GND1, GND2, GND3, GND4 Components Corp. TP-104-01-00
14 Test loop Purple
+DSX1, +DSX2, −DSX1, −DSX2, OUT1, OUT2, PAI1,
PAI2, PAO1, PAO2, VGN1, VGN2, VOCM, VREF
Components Corp. TP-104-01-07
2 Capacitor Tantalum 10 F, 10 V, A size C1, C3 Nichicon F931A106MAA
10 Capacitor 0.1 F, 50 V, 20%, 0805 C2, C4, C6, C7, C8, C9, C10, C11, C13, C14 Panasonic PCC1840CT-ND
2 Capacitor SM, 1000 pF, 50 V, 0805 C5, C12 Panasonic ECU-V1H102KBN
8 Connector SMA FEM PC Mount, RA J1, J2, J3, J4, J5, J6, J7, J8 Amphenol 901-143-6RFX
8 Header 0.1” center 2-pin JP1, JP2, JP3, JP7, JP12, JP13, JP14, JP15 Berg 69157-2
6 Header 0.1” center 3-pin JP4, JP5, JP6, JP8, JP9, JP16 Molex 22-11-2032
4 Trimmer 10 kΩ, 1/4" SM R1, R2, R3, R4 Bourns 3361P-1-103G
4 Resistor 49.9 Ω, 1%, 1/10 W, 0805 R7, R8, R13, R14 Panasonic ERJ-6ENF49R9
1
Integrated
circuit
40 MHz dual low
noise VGA
U1 Analog Devices, Inc. AD604AR
10 Jumper
Mini jumper; install in
headers at JP1, JP2, JP3,
JP4 lower, JP5 lower, JP6
lower, JP8 right, JP9 right,
JP15, JP16 left
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