Figure 9. Typ. fmin vs. Rfmin @ Cf = 470pF
fmin
(KHz)
D98IN891
100
80
60
40
20
20
40
60
80
100 Rfmin(KΩ)
Figure 10. Typ. (fstart-fmin) vs. Rfstar @
Cf = 470pF
∆f
(KHz)
D98IN892
80
Rfmin=33KΩ
60
40
20
20
40
60
80
100 Rfstart(KΩ)
Figure 11. Typ. (fstart-fmin) vs. Rfstar @
Cf = 470pF
∆f
(KHz)
D98IN893
100
Rfmin=50KΩ
80
60
40
20
20
40
60
80
100 Rfstart(KΩ)
L6598
Figure 12. Typ. (fstart-fmin) vs. Rfstar @
Cf = 470pF
∆f
(KHz)
D98IN894
100
Rfmin=100KΩ
80
60
40
20
20
40
60
80
100 Rfstart(KΩ)
Figure 13. fmin @ different Rf vs Cf
fmin
(KHz)
Rf=19.9Kohm - calc.
Rf=19.9Kohm - meas.
400
200
Rf=90Kohm - meas.
Rf=90Kohm - calc.
0
0
200
400
Cf (pF)
9/17