INA103_07 BURR-BROWN [Burr-Brown Corporation], INA103_07 Datasheet - Page 12

• Manufacturer Part Number: INA103_07
• Description: Low Noise, Low Distortion INSTRUMENTATION AMPLIFIER
• Manufacturer: BURR-BROWN [Burr-Brown Corporation]

FIGURE 12. Microphone Preamplifier with Provision for Phantom Power Microphones.
FIGURE 13. Instrumentation Amplifier with Shield Driver.
FIGURE 14. Gain-of-100 INA103 with FET Buffers.
cm
2
1
®
3
INA103
6.8k
6.8k
V
IN
+48V
Phantom
47k
100
Power
V
IN
47µF/63V
47µF/63V
2.2k
2.2k
+
+
240
240
–
+
–
+
OPA602
OPA627
OPA627
10k
10k
20dB
20dB
Pad
Pad
–
+
Adjust
Gain
16
15
13
14
6
2
1
16
15
13
14
6
2
1
10
12
1k
INA103
Shield driver minimizes degradation of CMR due
to distributed capacitance on the input lines.
INA103
Gain = 100V/V
16
15
13
14
(40dB)
6
2
1
5
12
INA103
11
7
7
11
10
10
V
OUT
10k
10k
V
OUT
Output offset voltage
control loop.
OPA627
11 10
7
= 100
1µF
V
–
+
IN
100k
V
OUT