Datasheet

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TYPICAL CHARACTERISTICS
80
60
40
20
0
−20
1 k 10 k 100 k 1 M 10 M
0
45
90
135
Gain
Fhase
Gain − dB
Phase − °
f − Frequency − Hz
1 M
100 k
10 k
10 k 100 k 10 M
Oscillator Frequency − Hz
R
T
− Timing Resistor − W
1.2
1.15
1.1
1.05
1
0.95
0.9
0.85
0.8
−55 −35 −15 5 25 45 65 85 105 125
Oscillator Frequency − MHz
T
A
− Temperature − C
50
48
46
44
42
40
10 k 100 k 1 M
Duty Cycle − %
R
T
− Timing Resistor − W
UCC2810
UCC3810
SLUS162D – FEBRUARY 1999 – REVISED FEBRUARY 2007
ERROR AMPLIFER GAIN AND PHASE OSCILLATOR FREQUENCY
vs vs
FREQUENCY TIMING RESISTANCE
Figure 4. Figure 5.
OSCILLATOR FREQUENCY MAXIMUM DUTY CYCLE
vs vs
TEMPERATURE TIMING RESISTANCE
Figure 6. Figure 7.
8
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