1.04
1.02
1.00
0.98
0.96
6.0
Pulse Width Of IRED
Period Or Pulse Width
Of Other Parameters
TA = 25°C
7.0
8.0
9.0 10.0 11.0 12.0
VDD, Power Supply Voltage (V)
Figure 3. AC Characteristics versus Supply
1.02
1.01
1.00
0.99
VDD = 9.0 V
0.98
-10 0
10 20 30 40 50 60
TA, Ambient Temperature (°C)
NOTE: Includes external component variations. See Figure 5.
Pulse Width Of IRED
Period Or Pulse Width
Of Other Parameters
Figure 4. AC Characteristics versus Temperature
1.03
1.02
1.01
10 MΩ Carbon Composition
1.00
100 kΩ Metal Film
1500 pF Dipped Mica
0.99
0.98
-10
0
10 20 30 40
50 60
TA, Ambient Temperature (°C)
NOTE: These components were used to generate Figure 4.
Figure 5. RC Component Variation Over Temperature
MC145011
6
Sensors
Freescale Semiconductor