SBFS002B – JULY 1992 – REVISED OCTOBER 2010
HP Out
R
F1
BP Out
R
F2
LP Out
www.ti.com
12
13
8
R
1
50kW
7
14
1
2
R
2
50kW
C
1
1000pF
C
2
1000pF
50kW
R
G
V
IN
3
A
1
R
4
50kW
R
Q
11
Note: If R
G
= 50k
W
, the external gain-setting
resistor can be eliminated by connecting V
IN
to pin 2.
Pin numbers are for DIP
package. SOIC-16 pinout
is different.
UAF42
A
2
A
3
Design Equations
R
2
R
1
R
F1
R
F2
C
1
C
2
1+
4.
A
LP
=
R
G
R
4
(R
G
+ R
Q
)
R
G
R
Q
1+
R
2
R
1
1/2
1/2
R
1
R
2
1.
w
n
=
2
1
1
1
+
+
R
G
R
Q
R
4
R
2
R
1
1+
2.
Q=
R
2
R
F1
C
1
R
1
R
F2
C
2
5.
A
HP
=
R
2
R
1
A
LP
=
R
G
R
1
R
F1
C
1
R
2
R
F2
C
2
6.
A
BP
=
R
4
R
G
1+
1
1
1
+
+
R
G
R
Q
R
4
3.
QA
LP
= QA
HP
R
1
R
2
= A
BP
Figure 1. Noninverting Pole-Pair
6
Product Folder Link(s):
Copyright © 1992–2010, Texas Instruments Incorporated
TI [ TEXAS INSTRUMENTS ]
