AS1720
Datasheet - Typical Operating Characteristics
7 Typical Operating Characteristics
VSUPPLY = 5V, RIE = 30kΩ, RIH = 120kΩ, TAMB = +25ºC (unless otherwise specified);
Figure 3. Duty Cycle vs. VDUTY
90
80
70
60
50
40
30
20
0.5 0.75
1 1.25 1.5 1.75 2
Voltage @ pin DUTY (V)
2.25 2.5
Figure 5. Supply Current vs. Supply Voltage
440
430
420
410
400
390
380
370
360
5
10 15
20 25 30 35
VDDHV (V)
40 45 50
Figure 7. Transfer Function vs. Supply Voltage
1400
Figure 4. PWM Frequency vs. Temperature
35
34
33
32
31
30
29
28
27
26
25
-40 -20
0 20 40 60 80 100 120
Temperature (°C)
Figure 6. Supply Current vs. Temperature
550
500
450
400
350
300
-40 -20
0 20 40 60 80 100 120
Temperature (°C)
Figure 8. Transfer Function vs. Temperature
1400
1350
1350
1300
1300
1250
1250
1200
1200
1150
1150
1100
1100
1050
5
10 15 20 25 30 35 40
VDDHV (V)
1050
-40 -20
0 20 40 60 80 100 120
Temperature (°C)
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