RG
RF
1kΩ
1kΩ
+5V
C1
C4
220µF
0.1µF
+
0.1µF
10µF
2
3
7
C5
1000µF
ROUT
Cable
6
VOUT
OPA350
C2
47µF
RL
Video
In
4
R1
75Ω
R2
5kΩ
+5V (pin 7)
R3
5kΩ
R4
5kΩ
C3
10µF
FIGURE 6. Single-Supply Video Line Driver.
+5V
50kΩ
(2.5V)
8
RG
REF1004-2.5
4
R1
R2
100kΩ
25kΩ
+5V
R3
R4
25kΩ
100kΩ
1/2
OPA2350
1/2
OPA2350
VO
RL
10kΩ
200kΩ
G = 5 +
RG
FIGURE 7. Two Op-Amp Instrumentation Amplifier With Improved High Frequency Common-Mode Rejection.
C1
R1
4.7nF
10.5kΩ
+2.5V
+2.5V
C1
1830pF
C2
270pF
R1
2.74kΩ
R2
19.6kΩ
VOUT
VOUT
OPA350
OPA350
RL
20kΩ
RL
20kΩ
VIN
VIN
C2
R2
1nF
49.9kΩ
–2.5V
–2.5V
FIGURE 8. 10kHz Low-Pass Filter.
FIGURE 9. 10kHz High-Pass Filter.
®
11
OPA350, 2350, 4350