Diodes AP358 - Manual (Page 2)

AP358
LOW POWER DUAL OPERATIONAL AMPLIFIERS
AP358
Document number: DS31007 Rev. 6 - 2
2 of 16
www.diodes.com
July 2010
© Diodes Incorporated
Typical Single-Supply Circuit (V
+
=5.0V
DC
)
Non-Inverting DC Gain ( 0V Output )
+
-
+V
O
R2
1M
R1
10K
+V
IN
*
*R not needed due to temperature independent I
IN
1/2 AP358
V
O
(
V
o
lts)
V
IN
(mV)
GAIN=1+
=101(as shown)
R2
R1
+5V
DC Summing Amplifier
(V
IN'S
> 0 V
DC
and V
O
> 0 V
DC
)
+
-
R
100K
R
100K
R
100K
R
100K
+V
1
+V
2
+V
3
+V
4 R
100K
R
100K
V
O
Where: V
O
=V
1
+V
2
-V
3
-V
4
(V
1
+V
2
) > (V
3
+V
4
) to keep V
O
> 0 V
DC
1/2 AP358
+
-
V
O
V +
R1
910K
R2
100K
R3
91K
R
L
+V
IN
Power Amplifier
V
O
=0 V
DC
for V
IN
= 0 V
DC
A
V
=10
1/2 AP358
+
-
+
-
+
-
V +
C2
330pF
"BI-QUAD" RC Active Bandpass Filter
R1
100K
R2
100K
R3
100K
R4
10M
R5
470K
R6
100K
R8
100K
R7
470K
C1
330pF
C3
10 μF
+
V
O
V
IN
f
O
= 1KHz
Q = 50
1/2 AP358
1/2 AP358
1/2 AP358