U2535B Datasheet, PDF (5/6 Pages) TEMIC Semiconductors – Preamplifier for IR Remote Control

Bandpass Filter Design
Center frequency
+ _{p Ǹ} f_O
1
2 R₁ C₁ R₂ C₂
[ ₎ GAIN
R₁ C₁
R₂ (C₁ C₂)
[ _p ⁾ Bandwidth ₂
C₁ C₂
R₁ C₁ C₂
y ^{R1 >> R2}
C₁ C₂
BW << f_O
W Note: R₁ should be about 300 k .
! Results can be influenced by feedback (Pin 2 Pin 8)
U2535B
Package Information
Package SO8
Dimensions in mm
5.2
4.8
5.00
4.85
3.7
1.4
0.4
0.25
0.2
0.10
3.8
1.27
6.15
3.81
5.85
8
5
technical drawings
according to DIN
specifications
1
4
13034
Rev. A2, 15-Oct-98
5 (6)